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{{#Wiki_filter:1980ANNUALOPERATINGREPORTFLORIDAPOWER&LIGHTCOMPANYSTLUCIEUNIT81FEBRUARY1981Abstract:ThisreportissubmittedincompliancewithTechnicalSpecifications6.9.1.5,4.4.11.3,4.7.6.1.2and10CFR50.59.@y08@50 x'
{{#Wiki_filter:1980ANNUALOPERATING REPORTFLORIDAPOWER&LIGHTCOMPANYSTLUCIEUNIT81FEBRUARY1981Abstract:
SUBJECTPAGENUMBERSummaryofDesignChangesPer10CFR50.59SummaryofProcedureChangesandSpecialTestsPer10CFR50.5972CoreBarrelMovementSummarySteamGeneratorTubeInserviceInspectionRadiation.ExposureSummary737477ChallengestoSafetyValvesandPowerOperatedReliefValves78MangroveSurvey79 I
Thisreportissubmitted incompliance withTechnical Specifications 6.9.1.5,4.4.11.3, 4.7.6.1.2 and10CFR50.59.
DESIGNCHANGESOnthefollowingpagesaredescriptions,includingasummaryofthesafetyanalyses,ofthedesignchangesimplementedatStLucieUnit/flduringtheperiodJanuary1,1980throughDecember31,1980inaccordancewith10CFR50.59.
@y08@50 x'
PLANTCHANGE/MODIFICATIONNO.VARIOUS(SEELISTINGBELOW)I&EBULLETIN79-14RESTRAINTMODIFICATIONSPSLUNIT81InspectionsandevaluationsresultingfromNRCI&EBulletin79-14revealedtheneedformodificationstovariousseismicrestraints.ThePC/M'slistedbelowimplementedthesemodifications.PC/M619-7923-80,54-80,59-80,72-80,73-80,80-80,85-80,87-80Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thesemodificationsweremadetoensuretheapplicabilityoftheseismicanalysis.Thesystemfunctionsremainthesame.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedforthereasonsgivenabove.3.Themarginofsafetyasdefinedinthe.basesofthe.TechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecsareaffected.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.  
SUBJECTPAGENUMBERSummaryofDesignChangesPer10CFR50.59 SummaryofProcedure ChangesandSpecialTestsPer10CFR50.59 72CoreBarrelMovementSummarySteamGenerator TubeInservice Inspection Radiation
.Exposure Summary737477Challenges toSafetyValvesandPowerOperatedReliefValves78MangroveSurvey79 I
DESIGNCHANGESOnthefollowing pagesaredescriptions, including asummaryofthesafetyanalyses, ofthedesignchangesimplemented atStLucieUnit/flduringtheperiodJanuary1,1980throughDecember31,1980inaccordance with10CFR50.59.
PLANTCHANGE/MODIFICATION NO.VARIOUS(SEELISTINGBELOW)I&EBULLETIN79-14RESTRAINT MODIFICATIONS PSLUNIT81Inspections andevaluations resulting fromNRCI&EBulletin79-14revealedtheneedformodifications tovariousseismicrestraints.
ThePC/M'slistedbelowimplemented thesemodifications.
PC/M619-7923-80,54-80,59-80,72-80,73-80,80-80,85-80,87-80Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thesemodifications weremadetoensuretheapplicability oftheseismicanalysis.
Thesystemfunctions remainthesame.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedforthereasonsgivenabove.3.Themarginofsafetyasdefinedinthe.basesofthe.Technical Specifica-tionshasnotbeendecreased.
NoTechSpecsareaffected.
Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.  


PLANTCHANGE/MODIFICATIONNO.138-76PSLUNITf31INSTALLATIONOFCHARGINGPUMPSSUCTIONSTABILIZERSGreerHydraulicstabilizerswereinstalledinthesuctionlinesofthechargingpumpstominimizepressurepulsationswhichwerecausingpipingvibrationandinstrumentdamage.Thischangedoesnotconstitutean,unreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Allmodificationsconformtooriginaldesignspecificationsandthedesignwillresultinamorereliablesystem,andwillnotresultinachangetothebasesofanyaccidentanalysis.2.Thepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyof.adifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Thefunctionandoperationofthechargingsystemhasnotbeenchanged.3.Themarginofsafetyasdefinedinthe..basesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.
PLANTCHANGE/MODIFICATION NO.138-76PSLUNITf31INSTALLATION OFCHARGINGPUMPSSUCTIONSTABILIZERS GreerHydraulic stabilizers wereinstalled inthesuctionlinesofthechargingpumpstominimizepressurepulsations whichwerecausingpipingvibration andinstrument damage.Thischangedoesnotconstitute an,unreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
PLANTCHANGE/MODIFICATIONNO.139-76PSLUNITP'1PAGINGSYSTEMADDITIONSANDALARMVOLUMEOVERRIDESeveralnewspeakersandpagingstationswereaddedintheReactorAuxiliaryBuildingandTurbineBuildingtoprovideadditionalcoverageforthepagingsystem.Also,analarmvolumeoverridefeaturewasaddedtoenabletheControlRoomtoincreasethevolumedistributedbythepagingspeakersforemergencymessages.ThisPC/Misnotsafetyrelated.Thischangeisnotanunreviewedsafetyquestionbecause:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedbecausenosafetyrelatedsystemsorequipmentwereaffected.2.Thepossibilityforan.accidentormalfunctionofequipmentimportanttosafetyofadiffe'renttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedbecausenosafetyrelatedsystemsorequipmentwereaffected.3.ThemarginofsafetyasdefinedinthebasisforTechnicalSpecificationshasnotbeendecreasedsincenoTechnicalSpecificationswerechanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.4 PLANTCHANGE/MODIFICATIONNO.140<<76PSLUNIT/11DIESELGENERATORCROSSOVERPLATFORMThisPC/Mprovidesforinstallationofacrossoverwalkwayovereachdieselgenerator.Thiswalkwayprovidesforsafepersonnelaccesstobothsidesofthedieselgeneratorwithoutleavingthe'DieselGeneratorBuilding.ThisPC/Mincreasespersonnelsafetyinapotentialfirehazardarea.Thischangeisnotanunreviewedsafetyquestionbecause:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentmal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.ThewalkwaysprovidedbythisPC/M'illnotaffecttheevaluateddieselgeneratormalfunction.2.ThepossibilityforanaccidentormalfunctionofadifferenttypethananyevaluatedpreviouslyintheFinalSafetyAnalysisReporthasnot.beencreated.Themostsevereaccidentthatcanoccuristotallossofthedieselgeneratorset,regardlessofthecause.Therefore,noothertypecanoccurthanalreadyanalyzedintheFinalSafetyAnalysisReport.3.ThemarginofsafetyasdefinedinthebasisforTechnicalSpecificationshasnotbeendecreasedsincenoTechnicalSpecificationshavechanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.
Allmodifications conformtooriginaldesignspecifications andthedesignwillresultinamorereliablesystem,andwillnotresultinachangetothebasesofanyaccidentanalysis.
PLANTCHANGE/MODIFICATIONNO.205-76PSLUNIT81INTAKECOOLINGWATERTCVLIMITCONTROLThisPlantChange/ModificationprovidesforclosurelimitcontrolontheComponentCoolingWaterHeaterExchangers'ntakeCoolingWaterDischargeTemperatureControlValvesTCV14-4Aand-4Btolimitclosuretovendorspecifications.Allowing,valveclosurebeyondlimitsspecifiedbytheTCVvendorproducesturbulencewhichresultsinsystemandcomponentdamage.ThisPC/Misnotsafetyrelated.Thischangeisnotanunreviewedsafetyquestionbecause:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thesubjecttemperaturecontrolvalvesarefailopenvalves.Additionalinstrumentspreventvalvesfromclosingtoofar.'heprobabilityofinsufficientintakecoolingwatertothecomponentcoolingwaterheatexchangersisdecreased.2.ThepossibilityforanaccidentormalfunctionofadifferenttypethananyevaluatedpreviouslyintheFinalSafetyAnalysisReporthasnotbeencreated.Theprobabilityofequipmentmalfunctionsduetoexcessivevalvethrottlingaredecreased.3.ThemarginofsafetyasdefinedinthebasisforTechnicalSpecificationshasnotbeendecreasedsincenoTechnicalSpecificationshavebeenchanged.  
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyof.adifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Thefunctionandoperation ofthechargingsystemhasnotbeenchanged.3.Themarginofsafetyasdefinedinthe..bases oftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.
PLANTCHANGE/MODIFICATION NO.139-76PSLUNITP'1PAGINGSYSTEMADDITIONS ANDALARMVOLUMEOVERRIDESeveralnewspeakersandpagingstationswereaddedintheReactorAuxiliary BuildingandTurbineBuildingtoprovideadditional coverageforthepagingsystem.Also,analarmvolumeoverridefeaturewasaddedtoenabletheControlRoomtoincreasethevolumedistributed bythepagingspeakersforemergency messages.
ThisPC/Misnotsafetyrelated.Thischangeisnotanunreviewed safetyquestionbecause:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased becausenosafetyrelatedsystemsorequipment wereaffected.
2.Thepossibility foran.accident ormalfunction ofequipment important tosafetyofadiffe'rent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbecausenosafetyrelatedsystemsorequipment wereaffected.
3.ThemarginofsafetyasdefinedinthebasisforTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications werechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.4 PLANTCHANGE/MODIFICATION NO.140<<76PSLUNIT/11DIESELGENERATOR CROSSOVER PLATFORMThisPC/Mprovidesforinstallation ofacrossover walkwayovereachdieselgenerator.
Thiswalkwayprovidesforsafepersonnel accesstobothsidesofthedieselgenerator withoutleavingthe'Diesel Generator Building.
ThisPC/Mincreases personnel safetyinapotential firehazardarea.Thischangeisnotanunreviewed safetyquestionbecause:1.Theprobability ofoccurrence ortheconsequences ofanaccidentmal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
ThewalkwaysprovidedbythisPC/M'illnotaffecttheevaluated dieselgenerator malfunction.
2.Thepossibility foranaccidentormalfunction ofadifferent typethananyevaluated previously intheFinalSafetyAnalysisReporthasnot.beencreated.Themostsevereaccidentthatcanoccuristotallossofthedieselgenerator set,regardless ofthecause.Therefore, noothertypecanoccurthanalreadyanalyzedintheFinalSafetyAnalysisReport.3.ThemarginofsafetyasdefinedinthebasisforTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.
PLANTCHANGE/MODIFICATION NO.205-76PSLUNIT81INTAKECOOLINGWATERTCVLIMITCONTROLThisPlantChange/Modification providesforclosurelimitcontrolontheComponent CoolingWaterHeaterExchangers'ntake CoolingWaterDischarge Temperature ControlValvesTCV14-4Aand-4Btolimitclosuretovendorspecifications.
: Allowing, valveclosurebeyondlimitsspecified bytheTCVvendorproducesturbulence whichresultsinsystemandcomponent damage.ThisPC/Misnotsafetyrelated.Thischangeisnotanunreviewed safetyquestionbecause:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thesubjecttemperature controlvalvesarefailopenvalves.Additional instruments preventvalvesfromclosingtoofar.'heprobability ofinsufficient intakecoolingwatertothecomponent coolingwaterheatexchangers isdecreased.
2.Thepossibility foranaccidentormalfunction ofadifferent typethananyevaluated previously intheFinalSafetyAnalysisReporthasnotbeencreated.Theprobability ofequipment malfunctions duetoexcessive valvethrottling aredecreased.
3.ThemarginofsafetyasdefinedinthebasisforTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havebeenchanged.  


PLANTCHANGE/MODIFICATIONNO.209-76ST.LUCIEPLANTSWITCHYARDEXPANSIONPSLUNIT//1ThisPC/Mexpandstheswitchyardtoaccomodatethree:.;,functions:1)Providea240KVpowersourcetosupplyanewdistributionsubstationonHutchinsonIsland.2)Installationofstart-uptransformerbreakers2Eand4Eforaddedreliability.3)InstallationofTransmissionLineNo.3breaker3Wforaddedflexibilityandoff-sitepowerreliabilityforUnitNo.1.Thischangeisnotanunreviewedsafetyquestionbecause:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Theprobabilityofequipmentmalfunctionwhichwillresultinaunitblackouthasbeendecreasedbytheadditionofthestart-uptransformerbreakers.2.ThepossibilityforanaccidentormalfunctionofadifferenttypethananyevaluatedpreviouslyintheFinalSafetyAnalysisReport,AccidentAnalysisSection15.2.9hasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasisforTechnicalSpecificationshasnotbeendecreasedsinceTechnicalSpecificationsarenotaffected.
PLANTCHANGE/MODIFICATION NO.209-76ST.LUCIEPLANTSWITCHYARD EXPANSION PSLUNIT//1ThisPC/Mexpandstheswitchyard toaccomodate three:.;,functions:
PLANTCHANGE/MODIFICATIONNO.255-77PSLUNIT//1CHANGESGFPRECIRCULATIONVALVECv&RECIRCSPARGERSTheSGFPrecircvalvesweremodifiedtoincreaseflowtoenablevalvestopassrecommendedminimumflows.Inadditionthecondenserspargerswerereplacedtoaccommodatetheincreasedflows.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50;59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafety.AnalysisReporthasnotbeenincreased.ThePC/MwasdesignedtodecreasethepotentialforaFWPtriponlowflow.SincethefunctionremAinsthesameandsincetheinstallationmeetsorexceedsoriginalspecifications,thereliabilityhasnotbeendecreased.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.
1)Providea240KVpowersourcetosupplyanewdistribution substation onHutchinson Island.2)Installation ofstart-uptransformer breakers2Eand4Eforaddedreliability.
I1 PLANTCHANGE/MODIFICATIONNO.314-77PSLUNIT/tlRELOCATIONOFSAFETYINJECTIONTANKSAMPLINGPOINTThisPC/Minstalledvalves,tubing,restraints,controlswitches,etc.toextendthesafetyinfectiontanksamplelinesfromthelocalsamplesinkinsidetheContainmentBuildingtothePrimarySampleRoomintheReactorAuxiliaryBuilding.SamplingofthesafetyinjectiontanksfromthePrimarySampleRoomisdesiredtoreducemanhoursandpersonnelradiationexposuresassociatedwithContainmentBuildingentriesforlocalsampling.Thischangeisnotanunreviewedsafety'questionbecause:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportant'osafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnot'eenincreased.Thefunctionofthesafetyin)ectiontanksamplingsystemremainsunchanged.ItisdesignedasSafetyClass2,SeismicCategoryIandisconsistentwithdesignusedinexistingsystems.Thesolenoidoperatedisolationvalvesarenormallyclosed,failclosedandcloseonaContainmentIsolationSignal.Asamplingtubebreakinsidethe-ContainmentBuildingwouldbedetectedbylowsafetyinjectiontankleveland/orhighflowratetothereactorcavitysump.Resultinglowleakrate(<1.5gpm)allowssufficenttimeforoperatoractioninaccordancewiththeTechnicalSpecifications.2.ThepossibilityforanaccidentormalfunctionofequipmentimportanttothesafetyofadifferenttypethananyevaluatedpreviouslyintheFinalSafetyAnalysisReporthasnotbeencreatedbecausesystemfunctionremainsunchanged.3.ThemarginofsafetyasdefinedinthebasisoftheTechnicalSpecificationshasnotbeendecreased.Localleakrate.testingwillbeperformedtoassurethe"newpenetrationintegrityiswithinover-allcontainmentleakrateacceptancecriteria.
3)Installation ofTransmission LineNo.3breaker3Wforaddedflexibility andoff-sitepowerreliability forUnitNo.1.Thischangeisnotanunreviewed safetyquestionbecause:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
PLANTCHANGE/MODIFICATIONNO.334-78SEUENCEOFEVENTSESFASTESTPOINTSPSLUNIT8131AdditionalPointsfromtheESFASwereaddedtotheSequenceofEventsRecordertoreducethetimeandequipmentrequiredforthe"PeriodicIntegratedTestoftheEngineeredSafetyFeatures".Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidnetormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedbecausethePC/Mdoesnotaffectanyactuation,controlorpowercircuits,butwillonlymonitorequipmentstatus.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedbecauseofthereasonsgivenabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreasedsincenoTechnicalSpecificationshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.10 PLANTCHANGE/MODIFICATIONNO.444-78PSLUNIT//1REACTORCAVITYLEAKRATEDETECTIONSYSTEMElectronicControlUnitofReactorCavityLeakRateLT-07-12wasconvertedto"Fail-Safe"operation.Thischangedoesnot.constituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thefunctionofallsystemsremainsthesame,themodeofoperationofLT-07-12hasbeenchangedtodetectlossofpowerordetectorfailure,whichwillprovide"Fail-Safe"operation.2.TheposibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedforthesamereasonsasabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreasedsincenoTechnicalSpecificationshavechanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.11 PLANTCHANGE/MODIFICATIONNO.494-78MODIFYRELAYACC/SECCONFIGURATIONONALLCARDREADERDOORSPSLUNIT}'/1ThisPC/Mrewires,deletesoraddsnecessarycomponetsonallsecuritycardreaderdoorsforthefollowingreasons:1)Existingwiringwascausingfalsealarmsduetorelayracingandthesecuritydooropeningtimespancannotbeadjusted.2)Egressdoorswerenotopeningduetoexcessvoltagedropacrossblockingdiodes.3)Securitydoorsfailedrepeatedlyduetounderratedblockingdiodes.ThisPC/Misnotsafetyrelated.Thischangeisnotanunreviewedsafetyquestionbecause:1.TheprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thesecuritydoorcardreadersystemisnotsafetyrelatedandcannotaffectanysafetyrelatedsystemsorequipment.2.Thepossibilityforanaccidentormalfunctionofequipment-.importanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedbecausethesecuritydoorcardreadersystemfunctionhasnotchangedandthemodificationtothecardreaderdoorscannotaffectanysafetyrelatedsystemsorequipment.3.ThemarginofsafetyasdefinedinthebasisoftheTechnicalSpecificationshasnotbeendecreasedsincenoTechnicalSpecificationshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.12 PLANTCHANGE/MODIFICATIONNO.505-78PSLUNIT81TRANSPORTOFUNITIIHEAVYEUIPMENTTHROUGHUNIT1AREAThisPC/MdocumentedthereviewsandapprovalsformovingtheUnitIIstator,rotorandNSSSheavycomponentsacrossUnit1.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.TheprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.ThismovewasanalysedintheUnit1FSAR.2..ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedsincethemovehasalreadybeenanalysed.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpeci-ficationshasnotbeendecreased.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.13 PLANTCHANGE/MODIFICATIONNO.518-79PSLUNIT81ROOFFORFUELCASKWASHDOWNAREAAremovablestructuralsteelframe/metaldeckingroofwasaddedtothecaskwashdownenclosuretoprotectitfromtheweather.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobability,ofoccurrenceortheconsequencesofanaccidentormalfunc>>tionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Theadditionwasdesignedtoproduceminimalaffectonexistingstructures,isconsiderednonnuclearsafetyre-lated,andwillnotaffectanysafetyrelatedsystemsorequipmentorthebasesofanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreasedsincenotech.specs.havechanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.
Theprobability ofequipment malfunction whichwillresultinaunitblackouthasbeendecreased bytheadditionofthestart-uptransformer breakers.
PLANTCHANGE/MODIFICATIONNO.520-79COMPONENTCOOLINGWATERSEALCYCLONESEPARATORPSLUNITf/1ABorgWarnerModelLT-4125-DJCycloneSeparatorwasinstalledineachsealwaterlineinordertoreducetheinfiltrationofcorrosionproductsandresultantwearonthemechanicalseals.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.ThePC/Mwasdesignedtoreducewearandincreasereliabilty.2.Thepossibilityofanaccidentor'alfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedsincethefunctionoftheCCWpumpremainsthesameandthePC/Mwillincreasethereliabilityoftheseals.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreased,andnoTechnicalSpecificationshavebeenchanged.Thischangedoesnotrepresentachangeto.thefacilityasdescribedintheFinalSafetyAnalysisReport.15 PLANTCHANGE/MODIFICATIONNO.528-79PSLUNIT81HARDENCRAFTACCESS(GATE12)Craftaccess(Gate12)was"hardened"forincxeasedsecuritytocomplywithNRCrequirements.Thischangewasnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-fun0tionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thismodificationdidnotaffectanysafetyrelatedsystemsorequipmentorthebasesofanysafetyevaluation.2.ThepossibilityofanaccidentoxmalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionswereaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.-NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.16  
2.Thepossibility foranaccidentormalfunction ofadifferent typethananyevaluated previously intheFinalSafetyAnalysisReport,AccidentAnalysisSection15.2.9hasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasisforTechnical Specifications hasnotbeendecreased sinceTechnical Specifications arenotaffected.
PLANTCHANGE/MODIFICATION NO.255-77PSLUNIT//1CHANGESGFPRECIRCULATION VALVECv&RECIRCSPARGERSTheSGFPrecircvalvesweremodifiedtoincreaseflowtoenablevalvestopassrecommended minimumflows.Inadditionthecondenser spargerswerereplacedtoaccommodate theincreased flows.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50;59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafety.AnalysisReporthasnotbeenincreased.
ThePC/Mwasdesignedtodecreasethepotential foraFWPtriponlowflow.SincethefunctionremAinsthesameandsincetheinstallation meetsorexceedsoriginalspecifications, thereliability hasnotbeendecreased.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.
I1 PLANTCHANGE/MODIFICATION NO.314-77PSLUNIT/tlRELOCATION OFSAFETYINJECTION TANKSAMPLINGPOINTThisPC/Minstalled valves,tubing,restraints, controlswitches, etc.toextendthesafetyinfection tanksamplelinesfromthelocalsamplesinkinsidetheContainment BuildingtothePrimarySampleRoomintheReactorAuxiliary Building.
Samplingofthesafetyinjection tanksfromthePrimarySampleRoomisdesiredtoreducemanhoursandpersonnel radiation exposures associated withContainment Buildingentriesforlocalsampling.
Thischangeisnotanunreviewed safety'question because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important'o safetypreviously evaluated intheFinalSafetyAnalysisReporthasnot'eenincreased.
Thefunctionofthesafetyin)ection tanksamplingsystemremainsunchanged.
ItisdesignedasSafetyClass2,SeismicCategoryIandisconsistent withdesignusedinexistingsystems.Thesolenoidoperatedisolation valvesarenormallyclosed,failclosedandcloseonaContainment Isolation Signal.Asamplingtubebreakinsidethe-Containment Buildingwouldbedetectedbylowsafetyinjection tankleveland/orhighflowratetothereactorcavitysump.Resulting lowleakrate(<1.5gpm)allowssufficent timeforoperatoractioninaccordance withtheTechnical Specifications.
2.Thepossibility foranaccidentormalfunction ofequipment important tothesafetyofadifferent typethananyevaluated previously intheFinalSafetyAnalysisReporthasnotbeencreatedbecausesystemfunctionremainsunchanged.
3.ThemarginofsafetyasdefinedinthebasisoftheTechnical Specifications hasnotbeendecreased.
Localleakrate.testingwillbeperformed toassurethe"newpenetration integrity iswithinover-allcontainment leakrateacceptance criteria.
PLANTCHANGE/MODIFICATION NO.334-78SEUENCEOFEVENTSESFASTESTPOINTSPSLUNIT8131Additional PointsfromtheESFASwereaddedtotheSequenceofEventsRecordertoreducethetimeandequipment requiredforthe"Periodic Integrated TestoftheEngineered SafetyFeatures".
Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidnetormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased becausethePC/Mdoesnotaffectanyactuation, controlorpowercircuits, butwillonlymonitorequipment status.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbecauseofthereasonsgivenabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.10 PLANTCHANGE/MODIFICATION NO.444-78PSLUNIT//1REACTORCAVITYLEAKRATEDETECTION SYSTEMElectronic ControlUnitofReactorCavityLeakRateLT-07-12wasconverted to"Fail-Safe" operation.
Thischangedoesnot.constitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thefunctionofallsystemsremainsthesame,themodeofoperation ofLT-07-12hasbeenchangedtodetectlossofpowerordetectorfailure,whichwillprovide"Fail-Safe" operation.
2.Theposibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedforthesamereasonsasabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTechnical Specifications havechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.11 PLANTCHANGE/MODIFICATION NO.494-78MODIFYRELAYACC/SECCONFIGURATION ONALLCARDREADERDOORSPSLUNIT}'/1ThisPC/Mrewires,deletesoraddsnecessary componets onallsecuritycardreaderdoorsforthefollowing reasons:1)Existingwiringwascausingfalsealarmsduetorelayracingandthesecuritydooropeningtimespancannotbeadjusted.
2)Egressdoorswerenotopeningduetoexcessvoltagedropacrossblockingdiodes.3)Securitydoorsfailedrepeatedly duetounderrated blockingdiodes.ThisPC/Misnotsafetyrelated.Thischangeisnotanunreviewed safetyquestionbecause:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thesecuritydoorcardreadersystemisnotsafetyrelatedandcannotaffectanysafetyrelatedsystemsorequipment.
2.Thepossibility foranaccidentormalfunction ofequipment-.important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbecausethesecuritydoorcardreadersystemfunctionhasnotchangedandthemodification tothecardreaderdoorscannotaffectanysafetyrelatedsystemsorequipment.
3.ThemarginofsafetyasdefinedinthebasisoftheTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.12 PLANTCHANGE/MODIFICATION NO.505-78PSLUNIT81TRANSPORT OFUNITIIHEAVYEUIPMENTTHROUGHUNIT1AREAThisPC/Mdocumented thereviewsandapprovals formovingtheUnitIIstator,rotorandNSSSheavycomponents acrossUnit1.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
ThismovewasanalysedintheUnit1FSAR.2..Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsincethemovehasalreadybeenanalysed.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Speci-fications hasnotbeendecreased.
Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.13 PLANTCHANGE/MODIFICATION NO.518-79PSLUNIT81ROOFFORFUELCASKWASHDOWNAREAAremovable structural steelframe/metal deckingroofwasaddedtothecaskwashdownenclosure toprotectitfromtheweather.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability, ofoccurrence ortheconsequences ofanaccidentormalfunc>>tionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Theadditionwasdesignedtoproduceminimalaffectonexistingstructures, isconsidered nonnuclearsafetyre-lated,andwillnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenotech.specs.havechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.
PLANTCHANGE/MODIFICATION NO.520-79COMPONENT COOLINGWATERSEALCYCLONESEPARATOR PSLUNITf/1ABorgWarnerModelLT-4125-DJ CycloneSeparator wasinstalled ineachsealwaterlineinordertoreducetheinfiltration ofcorrosion productsandresultant wearonthemechanical seals.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
ThePC/Mwasdesignedtoreducewearandincreasereliabilty.
2.Thepossibility ofanaccidentor'alfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsincethefunctionoftheCCWpumpremainsthesameandthePC/Mwillincreasethereliability oftheseals.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased, andnoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangeto.thefacilityasdescribed intheFinalSafetyAnalysisReport.15 PLANTCHANGE/MODIFICATION NO.528-79PSLUNIT81HARDENCRAFTACCESS(GATE12)Craftaccess(Gate12)was"hardened" forincxeased securitytocomplywithNRCrequirements.
Thischangewasnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-fun0tionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thismodification didnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyevaluation.
2.Thepossibility ofanaccidentoxmalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions wereaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.-
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.16  


PLANTCHANGE/MODIFICATIONNO.533-79SEALLEAKOFFTANKOVERFLOWPSLUNIT81Theglandsealleakofftankoverflowwasroutedtoadraindumpingintothestormdrainsys-teminsteadofintothecondenserpitwhereitcausedapersonnelsafetyproblem.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.TheprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.*2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreased.Notechspecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.17 PLANTCHANGE/MODIFICATIONNO.537-79CIRCULATINGWATERPUMPBASEPLATE,SUPPORTPSLUNIT81Theoriginalcirculatingpumpbaseplatesupportsdidnotmeetthevendor'srequirements,therefore,anewvendor-approveddesignwasimplemented.Thischangewasnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Nosafetyrelatedsystemsorequipmentwereaffectedbythischangeandtherewasnoaffectonthebasesofanyaccidentanalysis.2.Thepossibility'ofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionswereaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.18 PLANTCHANGE/MODIPICATIONNO.542-79PSLUNITP1CONDENSATEPIPESUPPORTSFORDRAINCOOLER1ATwoadditionalhangerswereaddedtothecondensateinletlinetodraincooler1Aafterinvestigationofamodificationtothedraincoolerrevealedadeficiency.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethisPC/Maffectsonlythesecondaryside,isintendedtocorrectadeficiencyanddoesnotaffectthebasesofanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReoorthasnotbeencreated.Nosafetvfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreasedsincenotech.specs.havebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.19  
PLANTCHANGE/MODIFICATION NO.533-79SEALLEAKOFFTANKOVERFLOWPSLUNIT81Theglandsealleakofftankoverflowwasroutedtoadraindumpingintothestormdrainsys-teminsteadofintothecondenser pitwhereitcausedapersonnel safetyproblem.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
*2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.
Notechspecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.17 PLANTCHANGE/MODIFICATION NO.537-79CIRCULATING WATERPUMPBASEPLATE, SUPPORTPSLUNIT81Theoriginalcirculating pumpbaseplate supportsdidnotmeetthevendor'srequirements, therefore, anewvendor-approved designwasimplemented.
Thischangewasnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Nosafetyrelatedsystemsorequipment wereaffectedbythischangeandtherewasnoaffectonthebasesofanyaccidentanalysis.
2.Thepossibility
'ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions wereaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.18 PLANTCHANGE/MOD IPICATION NO.542-79PSLUNITP1CONDENSATE PIPESUPPORTSFORDRAINCOOLER1ATwoadditional hangerswereaddedtothecondensate inletlinetodraincooler1Aafterinvestigation ofamodification tothedraincoolerrevealedadeficiency.
ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethisPC/Maffectsonlythesecondary side,isintendedtocorrectadeficiency anddoesnotaffectthebasesofanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReoort hasnotbeencreated.Nosafetvfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenotech.specs.havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.19  


PLAN1CHANGE/MODIFICATIONNO.551-79INTAKECANALEROSIONPROTECTIONPSLUNIT81Apermanentmattypebankerosionprotectionsystemwasinstalledtoreducetur-bulencecausedexosionoftheintakecanalbanks.Thischangeisnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thischangewasimplementedtoreduceerosionproblems,doesnotaffectanysafetyrelatedsystemsorequipment,orthebasesofanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.20 PLANTCHANGE/MODZFZCATIONNO.56279PSLUNITiI1SODIUMIONDETECTORSPHASEIAnimprovedsaltwaterdetectionsystemisplanned.ThisPC/Minstalled1"tapsintoeachhotwellsectionduringaunitoutageforthisproposedimprovement.Thebalanceofthesystemw'illbecompletedlater.Thischangeisnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Nosafetyrelatedsystemsorequipmentwereaffectedandtherewasnoaffectonthebasesofanysafetyevaluation.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyA'nalysisReporthasnotbeencreated.Nosafetyfunctionswereaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreasedsincenoTech.Specs.havebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.F21 PLANTCHANGE/HODIPICATIONNO.564-79PSLUNITN1UNITEFFICIENCYENHANCEMENTVariousmodificationsandimprovementsweremadetotheMSRstoimproveunitefficiency.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Nosafetyrelatedsystemsorequipmenthasbeenaffectedandtherewasnoaffectonanybasesusedinthesafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Thechangedidnotaffectanysafetyfunctions.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.22 PLANTCHANGE/MODIFICATIONNO.567-79PSLUNIT//1AUTOSTARTOFAUXILIARYFEEDWATERPUMPSAutomaticstartcircuitryonlowsteamgeneratorlevelwasaddedtoallauxiliaryfeedwaterpumpstocomplywithNUREG0978.NonSafetyGradecomponentswereusedforthis"shortterm"fix.Thischangedoesnotconstituteanunreviewedsafety.questionasdefinedby10CFR50.59because:1.TheprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Safetygradeisolationdeviceswereinstalledtoensurethatnosafetyrelatedsystemsorequipmentwereaffected.Anevaluationwasmadetodeterminethatthebasesoforiginal.safetyanalyseswerenotchanged.2.Thepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofa'ifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreasedsincenotechspecshavechanged.23:
PLAN1CHANGE/MODIFICATION NO.551-79INTAKECANALEROSIONPROTECTION PSLUNIT81Apermanent mattypebankerosionprotection systemwasinstalled toreducetur-bulencecausedexosionoftheintakecanalbanks.Thischangeisnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
PLANZCHANGE/NODPPECATIONNO.373-79PSLUNIT/$1TEMPORARYINSTALLATIONOFVACUUMBREAKERSONICWNON-ESSENTIALHEADERSTemporaryvacuumbreakerswereinstalledinvariouslocationsonnon-essentialICWpipingtopreventarecurrenceofdamagewhichoccurred~during<<est.Thesevacuumbreakersareaninterimmeasurewhileengineeringcompletesananalysisofthesystem.Thischangeisnon-nuclearsafetyrelated.ThischangedoesnotconstituteanunreviewedsafetyquestionasdefinedbylOCFR50.59because:1.'Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thischangedidnotaffectanysafetyrelatedsy'stemsorequipmentorthebasesofanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.24  
Thischangewasimplemented toreduceerosionproblems, doesnotaffectanysafetyrelatedsystemsorequipment, orthebasesofanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.20 PLANTCHANGE/MODZFZCATION NO.56279PSLUNITiI1SODIUMIONDETECTORS PHASEIAnimprovedsaltwaterdetection systemisplanned.ThisPC/Minstalled 1"tapsintoeachhotwellsectionduringaunitoutageforthisproposedimprovement.
Thebalanceofthesystemw'illbecompleted later.Thischangeisnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Nosafetyrelatedsystemsorequipment wereaffectedandtherewasnoaffectonthebasesofanysafetyevaluation.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyA'nalysis Reporthasnotbeencreated.Nosafetyfunctions wereaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTech.Specs.havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.F21 PLANTCHANGE/HODIPICATION NO.564-79PSLUNITN1UNITEFFICIENCY ENHANCEMENT Variousmodifications andimprovements weremadetotheMSRstoimproveunitefficiency.
ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Nosafetyrelatedsystemsorequipment hasbeenaffectedandtherewasnoaffectonanybasesusedinthesafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Thechangedidnotaffectanysafetyfunctions.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.22 PLANTCHANGE/MODIFICATION NO.567-79PSLUNIT//1AUTOSTARTOFAUXILIARY FEEDWATER PUMPSAutomatic startcircuitry onlowsteamgenerator levelwasaddedtoallauxiliary feedwater pumpstocomplywithNUREG0978.NonSafetyGradecomponents wereusedforthis"shortterm"fix.Thischangedoesnotconstitute anunreviewed safety.questionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Safetygradeisolation deviceswereinstalled toensurethatnosafetyrelatedsystemsorequipment wereaffected.
Anevaluation wasmadetodetermine thatthebasesoforiginal.safetyanalyseswerenotchanged.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofa'ifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenotechspecshavechanged.23:
PLANZCHANGE/NODPPECATION NO.373-79PSLUNIT/$1TEMPORARY INSTALLATION OFVACUUMBREAKERSONICWNON-ESSENTIAL HEADERSTemporary vacuumbreakerswereinstalled invariouslocations onnon-essential ICWpipingtopreventarecurrence ofdamagewhichoccurred~during<<est.Thesevacuumbreakersareaninterimmeasurewhileengineering completes ananalysisofthesystem.Thischangeisnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedbylOCFR50.59because:1.'Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thischangedidnotaffectanysafetyrelatedsy'stemsorequipment orthebasesofanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.24  


PLANTCHANGE/MODIFICATIONNO.579-79PSLUNIT81ALARM&LAMPTESTCONTROLCIRCUIT-ARMS/PRMSARMS&PRMSlamptestcircuitsweremodifiedtoeliminate9relaysthatarenotused.ThisPC/Misnotnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.TheARMS&PRMSfunctionshavenotbeenrevised,onlytestcircuitsthatarenotusedhavebeenmodified.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nofunctionalchangeshaveoccurred.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreasedsincenoTechSpecshavechanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.25 PLANTCHANGE/MODIFICATIONNO.586-79C&DMSRDRAINCHECKVALVESV-11169&V-11170PSLUNITPIExistingtilttypecheck,valveswerereplacedwithcounterweightedswingcheckvalvestoeliminatemaintenanceproblems.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesofanysafetyevaluations.z.The:possibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedsincenosafetyfunctionshavebeenchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenaffected.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysis-Report.26 PLANTCHANGE/MODIPICATIONNO.600-79PSLUNIT/31FIREPUMPSUCTIONCROSSCONNECTAcrossconnectlineandassociatedvalveswasinstalledtoenablethefirepumpstotakesuctionfromeithercitywaterstoragetank.ThischangewasimplementedtocomplywithNRCrequirements.ThePC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentoraal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thischangedidnotaffectanysafetyrelatedsystemorequipmentorthebasesforanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionswereaffectedbythischange.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.27  
PLANTCHANGE/MODIFICATION NO.579-79PSLUNIT81ALARM&LAMPTESTCONTROLCIRCUIT-ARMS/PRMS ARMS&PRMSlamptestcircuitsweremodifiedtoeliminate 9relaysthatarenotused.ThisPC/Misnotnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
TheARMS&PRMSfunctions havenotbeenrevised,onlytestcircuitsthatarenotusedhavebeenmodified.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nofunctional changeshaveoccurred.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased sincenoTechSpecshavechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.25 PLANTCHANGE/MODIFICATION NO.586-79C&DMSRDRAINCHECKVALVESV-11169&V-11170PSLUNITPIExistingtilttypecheck,valveswerereplacedwithcounterweightedswingcheckvalvestoeliminate maintenance problems.
ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyevaluations.
z.The:possibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsincenosafetyfunctions havebeenchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenaffected.
Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysis-Report.26 PLANTCHANGE/MODIPICATION NO.600-79PSLUNIT/31FIREPUMPSUCTIONCROSSCONNECTAcrossconnectlineandassociated valveswasinstalled toenablethefirepumpstotakesuctionfromeithercitywaterstoragetank.Thischangewasimplemented tocomplywithNRCrequirements.
ThePC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentoraal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thischangedidnotaffectanysafetyrelatedsystemorequipment orthebasesforanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions wereaffectedbythischange.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.27  


PLANTCHANGE/MODIFICATIONNO.602-79DIESELGENERATORDAYTANKVENTMODIFICATIONPSLUNITf/1ThedieselgeneratordaytankventswerereroutedoutsideofthedieselgeneratorbuildingandthedaytanklevelguageventswereroutedtothetopofthetanktocomplywithNRCfireprotectionrequirements.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.ThereliabilityoftheD.G.S.hasnotbeenreduced,.thedaytankventslocationshasnoaffectonanysafetyevaluation.2.Thepossibilityofanaccidentormalfunctionofequipmentimportant'tosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.28 PLANTCHANGE/MODIFICATIONNO.623-79rPALUNIT81REPLACEV6478WITHATEEANDDIAPHRAMVALVEV6478wasa3-wayvalvefromtheWasteManagementSystemdischargingintoeitherthe"A"or"B"laundrydraintank.The3-wayvalvewassusceptibletoblackage.Itwasreplacedwithateeandanewdiaphramvalveinconjunctionwithanexist-ingvalvesuchthateachtanknowhasaninletstopvalveinordertoeliminatetheblockageproblems.Thischangeisnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby1OCFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormalfunc-tionofequipmentimportantto=safetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Nosafetyrelatedsystemsorequipmenthavebeenaffected.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Thischangedidnotaffectanysafetyfunctions.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreasedsincenoTechnicalSpecificationshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.c29  
PLANTCHANGE/MODIFICATION NO.602-79DIESELGENERATOR DAYTANKVENTMODIFICATION PSLUNITf/1Thedieselgenerator daytankventswerereroutedoutsideofthedieselgenerator buildingandthedaytanklevelguageventswereroutedtothetopofthetanktocomplywithNRCfireprotection requirements.
Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thereliability oftheD.G.S.hasnotbeenreduced,.
thedaytankventslocations hasnoaffectonanysafetyevaluation.
2.Thepossibility ofanaccidentormalfunction ofequipment important
'tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.28 PLANTCHANGE/MODIFICATION NO.623-79rPALUNIT81REPLACEV6478WITHATEEANDDIAPHRAMVALVEV6478wasa3-wayvalvefromtheWasteManagement Systemdischarging intoeitherthe"A"or"B"laundrydraintank.The3-wayvalvewassusceptible toblackage.
Itwasreplacedwithateeandanewdiaphramvalveinconjunction withanexist-ingvalvesuchthateachtanknowhasaninletstopvalveinordertoeliminate theblockageproblems.
Thischangeisnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby1OCFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunc-tionofequipment important to=safetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Nosafetyrelatedsystemsorequipment havebeenaffected.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Thischangedidnotaffectanysafetyfunctions.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.c29  


PLANTCHANGE/MODIFICATIONNO.624-79PSLUNIT//1NPSOFFICEINCONTROLROOMA12'7'fficewasconstructedinthecontrolroomfortheonshiftNPSinordertomeetNRCrequirements.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormalfunc-tionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thisdesignconformstocurrentcri-teriaforinstallationswithintheControlRoomandanengineeringevaluationhasdeterminedthatnofailurewillhaveanyaffectonanysafetyrelatedsystemsorequipment.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreasedsincenoTechnicalSpecificationshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.30  
PLANTCHANGE/MODIFICATION NO.624-79PSLUNIT//1NPSOFFICEINCONTROLROOMA12'7'fficewasconstructed inthecontrolroomfortheonshiftNPSinordertomeetNRCrequirements.
ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunc-tionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thisdesignconformstocurrentcri-teriaforinstallations withintheControlRoomandanengineering evaluation hasdetermined thatnofailurewillhaveanyaffectonanysafetyrelatedsystemsorequipment.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.30  


PLANTCHANGE/MODIFICATIONNO.627-79PSLUNIT81FIREPUMPSUPGRADEefirepumpscontrolcircuitrywasmodifiedsuchthat)pumpswill,autostartonlossofoffsitepowerwithcoincidentlowheaderpressure.exceptunderESFAS'conditions.2)Pressureswitchesprovidedneareachpump.3)Controlroomstopcapabilityremoved.TheaboveitemswereincorporatedtomeetNRCrequirements.Thischangedoesnotcon-stituteanunreviewedsafetyquestionas.definedby10CFR50.59because:1.TheprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Themodificationsweredesignedtomeetoriginaldesigncriteriaoftheaffectedsystemssuchthatnosafetysystemsorequipmenthavebeendegradedandthebasesusedinthesafetyanalysishavenotchanged.'I2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedsincenosafetyfunctionshavechanged.3.The:marginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreased.Notechspecshavechanged.31 PLANTCHANGE/MODIFICATIONNO.628-79PSLUNIT/$1TEMPORARYMODIFICATIONOFEFFLUENTMONITORSTOPROVIDEFORHIGHRANGEMONITORINGTemporarysamplelinesweretiedintotheplantventandcontainmentH2analyzerandroutedtothecondenserairejectormonitorsasaninterimmeasuretomeetNRCre-quirementsforhighrangenoblegaseffluentmonitoring.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.TheprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnaly-sisReporthasnotbeenincreasedsincenosafetyrelatedsystemsorequipmentwereaffectedandthemodificationdidnotchangethebasesofanysafetyevaluation.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedasnosafetyfunctionshavechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreasedsincenoTechnicalSpecificationshavechanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.32 PSLUNIT//1DDPSUPGRADETheDDPSwasprovidedwithaback-upsystemwhichrequiredadditonalpower.ThisPC/Mincreasedthefeederbreakersizeand,thecablesize.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.TheprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReport,hasnotbeen.increasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesofanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedasnosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreased.NoTechnicalSpecificationshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.33 PLANTCHANGE/MODIFICATIONNO.644-79DIRECTPOSITIONINDICATION-SAFETY6RELIEFVALVESPSLUNITfi1Positionindicationusingcalibratedsonicflowdetectorswas-installedoneachpressurizerporvandcodesafetyvalvedischargelinetocomplywithNUREG0578.ThisPC/Mwasnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thechangedoesnotaffectanysafetyrelatedsystemsorequipmentorthebasesofanysafetyanalysis.Thisnewpositionindicationsystemwillincreasetheabilityoftheoperatorstodetectporvandsafetyvalveleakage.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.NoTechSpecs-havebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.34 PLANTCHANGE/MODIFICATIONNO.6-80PSLUNITI/1BATTERYROOMEXHAUSTDAMPERThedampersfrombatteryroomsroofventswereremovedasrequir'edbytheNRC.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Theabsenceofthesedamperswillhavenoaffectonanyaccidentanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedbyremovingthesedampers~3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.Thischangedoesnotaffect.anyTechSpec.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.35 PLANTCHANGE/MODIFICATIONNO.7-80PSLUNIT81AUTOMATICSYNCRONIZINGMANUALPUSHBUTTONAmanualpushbuttonwasaddedtotheautomaticsyncronizingcircuitasapermissivetoclosethegeneratorbreakers.ThischangewasimplementedtoconformtoFPGLstandardizeddesign.ThePC/Misnotnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedbecausethischangecannotaffectanyaccidentanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedbyaddingamanualpush-buttontothegeneratorsyncronizingcircuit.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.36  
PLANTCHANGE/MODIFICATION NO.627-79PSLUNIT81FIREPUMPSUPGRADEefirepumpscontrolcircuitry wasmodifiedsuchthat)pumpswill,autostartonlossofoffsitepowerwithcoincident lowheaderpressure.
exceptunderESFAS'conditions.
2)Pressureswitchesprovidedneareachpump.3)Controlroomstopcapability removed.Theaboveitemswereincorporated tomeetNRCrequirements.
Thischangedoesnotcon-stituteanunreviewed safetyquestionas.definedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Themodifications weredesignedtomeetoriginaldesigncriteriaoftheaffectedsystemssuchthatnosafetysystemsorequipment havebeendegradedandthebasesusedinthesafetyanalysishavenotchanged.'I2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsincenosafetyfunctions havechanged.3.The:margin ofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.
Notechspecshavechanged.31 PLANTCHANGE/MODIFICATION NO.628-79PSLUNIT/$1TEMPORARY MODIFICATION OFEFFLUENTMONITORSTOPROVIDEFORHIGHRANGEMONITORING Temporary samplelinesweretiedintotheplantventandcontainment H2analyzerandroutedtothecondenser airejectormonitorsasaninterimmeasuretomeetNRCre-quirements forhighrangenoblegaseffluentmonitoring.
ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnaly-sisReporthasnotbeenincreased sincenosafetyrelatedsystemsorequipment wereaffectedandthemodification didnotchangethebasesofanysafetyevaluation.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedasnosafetyfunctions havechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.32 PSLUNIT//1DDPSUPGRADETheDDPSwasprovidedwithaback-upsystemwhichrequiredadditonal power.ThisPC/Mincreased thefeederbreakersizeand,thecablesize.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReport,hasnotbeen.increased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedasnosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.
NoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.33 PLANTCHANGE/MODIFICATION NO.644-79DIRECTPOSITIONINDICATION
-SAFETY6RELIEFVALVESPSLUNITfi1Positionindication usingcalibrated sonicflowdetectors was-installed oneachpressurizer porvandcodesafetyvalvedischarge linetocomplywithNUREG0578.ThisPC/Mwasnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thechangedoesnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyanalysis.
Thisnewpositionindication systemwillincreasetheabilityoftheoperators todetectporvandsafetyvalveleakage.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
NoTechSpecs-have beenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.34 PLANTCHANGE/MODIFICATION NO.6-80PSLUNITI/1BATTERYROOMEXHAUSTDAMPERThedampersfrombatteryroomsroofventswere removedasrequir'ed bytheNRC.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Theabsenceofthesedamperswillhavenoaffectonanyaccidentanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbyremovingthesedampers~3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
Thischangedoesnotaffect.anyTechSpec.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.35 PLANTCHANGE/MODIFICATION NO.7-80PSLUNIT81AUTOMATIC SYNCRONIZING MANUALPUSHBUTTONAmanualpushbutton wasaddedtotheautomatic syncronizing circuitasapermissive toclosethegenerator breakers.
Thischangewasimplemented toconformtoFPGLstandardized design.ThePC/Misnotnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased becausethischangecannotaffectanyaccidentanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbyaddingamanualpush-buttontothegenerator syncronizing circuit.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.36  


PLANTCHANGE/MODIFICATIONNO.8-80PSLUNIT81STARTUPTRANSFORMERSUNITfoal/f32INTERTXEThisPC/Mdocumentsadditionaldesigndetailsforthe'ntertieofUnitIandUnitIIstartuptransformer.Thisisnotadesignchangebutanex-pectedevolutionresultingfromthecontinuingconstructionandcompletionofUnitII.Thischangeisnon-nuclearsafetyrelated.Thischangedoesnotconstitutean,unreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedinthe'inalSafetyAnalysisReporthasnotbeenincreased'incethisisnotachangeinthesensethattheUnitIFSARassumed'heconstructionandintertieofUnitII.2.Thepossibilityofanaccident.ormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated'for'thesamereasonsasgivenabove.3.Themarginofsafetyasdefinedinthebasesof'theTechnicalSpecifi-cations.hasnotbeendecreased.NoTech,Specs-havebeen'hanged.ThischangerepresentsachangetothefacilityasdescribedintheFinalSafetyAnalysisReportinthatUnitXIkeritecableisspecifiedinlieuofthecabledescribedintheFSAR.37 PLANTCHANGE/NODTPTCATXONNO.12-80PSLUNIT/tlREACTORCAVITYHANDRAILApermanenthandrailwasinstalledontheeastsideofthereactorheadmissileshieldtoprovidesafetyforpersonnelwhileworkingonthemovablein-coredetectors.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Theinstallationwasdesignedsothatitcannotaffectanysafetyrelatedsystemsorequipment.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.Thischangedidnotaffectanytech.specs.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.38 PLANTCHANGE/MODIFICATIONNO.18-80PSLUNIT//1ADDCARDREADERTOENTERCASDOOR109AcardreaderwasaddedtotheCASentrancedoortoenableguardstoidentifypersonnelrequestingauthorizationtoenter.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thischangedoesnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyevaluation.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.ThisPC/MdoesnotaffectanyTech.Specs.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.39 PLANTCHANGE/MODIFICATIONNO.20-80PSLUNIT/31ADDNEWGATESTRIKESATGATE113Originalstrikeswouldnotallowpersonneltoexitareaifpowerorcircuitryfailed.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.,Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.40 PLANTCHANGE/MODIFICATIONNO.24-80PSLUNIT//1CONTAINMENTPURGEVALVEMODIFICATIONAmechanicalstopwasinstalledinthecontainmentpurgevalvesoperatorstolimitopeningto50.ThismodificationwasrequiredbytheNRCuntilanaccident/stressanalysiswascompleted.Thisanaylsishasbeencom-pletedbythemanufacturerandhasverifiedthatthevalvewilloperateunderaccidentconditionsfromthe50positions.0Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.TheprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Limitingthevalveopeningisaconservativeinterimmeasureuntiltheanalysiscanbecomplete.2.ThepossibilityofanaccidentofmalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedforthesamereasonasabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpeci-ficationshasnotbeendecreasedsincenoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.41  
PLANTCHANGE/MODIFICATION NO.8-80PSLUNIT81STARTUPTRANSFORMERS UNITfoal/f32INTERTXEThisPC/Mdocuments additional designdetailsforthe'ntertie ofUnitIandUnitIIstartuptransformer.
Thisisnotadesignchangebutanex-pectedevolution resulting fromthecontinuing construction andcompletion ofUnitII.Thischangeisnon-nuclear safetyrelated.Thischangedoesnotconstitute an,unreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated inthe'inalSafetyAnalysisReporthasnotbeenincreased'ince thisisnotachangeinthesensethattheUnitIFSARassumed'he construction andintertieofUnitII.2.Thepossibility ofanaccident.
ormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated'for'the samereasonsasgivenabove.3.Themarginofsafetyasdefinedinthebasesof'theTechnical Specifi-cations.hasnotbeendecreased.
NoTech,Specs-havebeen'hanged.
Thischangerepresents achangetothefacilityasdescribed intheFinalSafetyAnalysisReportinthatUnitXIkeritecableisspecified inlieuofthecabledescribed intheFSAR.37 PLANTCHANGE/NODTPTCATXON NO.12-80PSLUNIT/tlREACTORCAVITYHANDRAILApermanent handrailwasinstalled ontheeastsideofthereactorheadmissileshieldtoprovidesafetyforpersonnel whileworkingonthemovablein-coredetectors.
ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Theinstallation wasdesignedsothatitcannotaffectanysafetyrelatedsystemsorequipment.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
Thischangedidnotaffectanytech.specs.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.38 PLANTCHANGE/MODIFICATION NO.18-80PSLUNIT//1ADDCARDREADERTOENTERCASDOOR109AcardreaderwasaddedtotheCASentrancedoortoenableguardstoidentifypersonnel requesting authorization toenter.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thischangedoesnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyevaluation.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
ThisPC/MdoesnotaffectanyTech.Specs.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.39 PLANTCHANGE/MODIFICATION NO.20-80PSLUNIT/31ADDNEWGATESTRIKESATGATE113Originalstrikeswouldnotallowpersonnel toexitareaifpowerorcircuitry failed.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.,
Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.40 PLANTCHANGE/MODIFICATION NO.24-80PSLUNIT//1CONTAINMENT PURGEVALVEMODIFICATION Amechanical stopwasinstalled inthecontainment purgevalvesoperators tolimitopeningto50.Thismodification wasrequiredbytheNRCuntilanaccident/stress analysiswascompleted.
Thisanaylsishasbeencom-pletedbythemanufacturer andhasverifiedthatthevalvewilloperateunderaccidentconditions fromthe50positions.
0Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Limitingthevalveopeningisaconservative interimmeasureuntiltheanalysiscanbecomplete.
2.Thepossibility ofanaccidentofmalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedforthesamereasonasabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Speci-fications hasnotbeendecreased sincenoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.41  


PLANTCHANGE/MODIFICATIONNO.'6-80PSLUNITf/LUPGRADEOFFLOWSYSTEM/CONDENSERA/EMONITORA.HastingsMassFlowmeterwasinstalledtoreplaceanexistingvacuumgage&rotameteronthecondenserairejectormonitortoprovidebetteraccuracy.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Nosafetyrelatedsystemsorequipmenthavebeenaffected.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreased.NoTechSpecshavechanged.4ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.42 PLANTCHANGE/MODIFICATIONNO.27-80EUIPMENTSTORAGEAREAUNDERPERSONNELHATCHPSLUNIT81Equipmentstoragerackswereinstalledunderthestairsandplatformatthepersonnelhatchandtheareawasfencedofftoprovidestoragespace,ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.43 PLANTCHANGE/MODIFICATIONNO.33-80PSLUNIT//1D.G.TANKDIKEPENETRATIONSThedieselgeneratorfueloilstoragetankdikepenetrationswillbesealedwithfireretardent.foam.fillertosatisfyNRCrequirements.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.TheprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysis,Reporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.2.The'possibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthas.notbeencreated.Nosafetyfunctionshavebeenaffected3.The.marginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreased.Notechspecshavebeenchanged.Thischangedoesnot,representachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.44  
PLANTCHANGE/MODIFICATION NO.'6-80PSLUNITf/LUPGRADEOFFLOWSYSTEM/CONDENSER A/EMONITORA.Hastings MassFlowmeter wasinstalled toreplaceanexistingvacuumgage&rotameter onthecondenser airejectormonitortoprovidebetteraccuracy.
ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Nosafetyrelatedsystemsorequipment havebeenaffected.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.
NoTechSpecshavechanged.4Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.42 PLANTCHANGE/MODIFICATION NO.27-80EUIPMENTSTORAGEAREAUNDERPERSONNEL HATCHPSLUNIT81Equipment storagerackswereinstalled underthestairsandplatformatthepersonnel hatchandtheareawasfencedofftoprovidestoragespace,ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.43 PLANTCHANGE/MODIFICATION NO.33-80PSLUNIT//1D.G.TANKDIKEPENETRATIONS Thedieselgenerator fueloilstoragetankdikepenetrations willbesealedwithfireretardent.foam
.fillertosatisfyNRCrequirements.
ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysis, Reporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
2.The'possibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthas.notbeencreated.Nosafetyfunctions havebeenaffected3.The.marginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.
Notechspecshavebeenchanged.Thischangedoesnot,represent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.44  


PLANTCHANGE/MODIFICATIONNO.35-80PSLUNIT81AUXILIARYFEEDWATERPUMPRECIRCLINESMATERIALCHANGECarbonsteelpipingandfittingsintheauxiliaryfeedwaterrecirclinewerereplacedwithstainlesssteeltoeliminateerosionandresultantrepairs.ThischangedoesnotconstituteanunreviewedsafetyquestionasdefinedbylOCFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Themodificationwasdesignedtoincreasethereliabilityofandservicelifeofthesubjectlines.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosystemorequipmentfunctionshavechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreasedsincenoTechSpecshavechanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.45 PLANTCHANGE/MODIFICATIONNO.38-80QUENCHTANKCOOLINGSYSTEMPSLUNIT81Wraparoundheattransferunitswereinstalledonthepressurizerquenchtankandcooledbynon-essentialccwtoremoveheatfromporvandsafetyvalveleakage.Thiswasrequiredtoreducetheamountofwastewatergeneratedbybleedandfeedcoolingevolutions.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thismodificationdidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyevaluation.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunc-tionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreasedsincenoTechSpecshavechanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.
PLANTCHANGE/MODIFICATION NO.35-80PSLUNIT81AUXILIARY FEEDWATER PUMPRECIRCLINESMATERIALCHANGECarbonsteelpipingandfittingsintheauxiliary feedwater recirclinewerereplacedwithstainless steeltoeliminate erosionandresultant repairs.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedbylOCFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
PLANTCHANGE/MODIFICATIONNO.39-80REACTORCOOLANTPUMPSEALINJECTIONWATERLINESPSLUNIT//1TheRCPsealinjectionwaterlinesconnectiontotheRCP'swaschangedfromflangedtoswageloktoalloweasierconnectionanddisconnectionformaintenance.Thischangeisnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewed.safetyquestionasdefinedby10CFR50.59because:Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedinthe,FinalSafetyAnalysisReporthasnotbeenincreased.Theabovesealinjectionlinesarenotrequiredforanysafetyfunctionandtheirfailurewillnotaffectanyaccidentanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedsincethesubjectlinesperformnosafetyfunction,andthefunctionofthesystemhasnotchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.
Themodification wasdesignedtoincreasethereliability ofandservicelifeofthesubjectlines.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosystemorequipment functions havechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTechSpecshavechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.45 PLANTCHANGE/MODIFICATION NO.38-80QUENCHTANKCOOLINGSYSTEMPSLUNIT81Wraparoundheattransferunitswereinstalled onthepressurizer quenchtankandcooledbynon-essential ccwtoremoveheatfromporvandsafetyvalveleakage.Thiswasrequiredtoreducetheamountofwastewatergenerated bybleedandfeedcoolingevolutions.
PLANTCHANGE/MODIFICATIONNO.46-80PSLUNIT81D.G.AIRSTARTCOMPRESSOREXHAUSTTheexhaustpipingfromtheengineoftheairstartcompressorforthedieselgeneratorswasextendedupthe.walltodirecttheexhaustawayfromtheoperator.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Theexhaustpipeperformsnosafetyfunctionandhasbeenseismicallyrestrainedsothatitwillnotaffectanysafetysystemorequipment.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Allsystemfunctionsremainthesame.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreasedsincenoTechSpecshavechanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.48 PLANTCHANGE/MODIFICATIONNO.47-80PSLUNIT//1'URBINEGENERATORGENERATORCONDITIONMONITORTAPSTapswereprovidedonthegeneratortoallowfutureconnectionofageneratorcoremonitorwhichwillmonitorthehydrogenatmosphereforearlydetectionofoverheating.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59becuase:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheKnalSafetyAnalysisReport.49 PLANTCHANGE/MODIFICATIONNO.49-80PSLUNIT81MSRTUBEBUNDLEREPLACEMENTUnitIItubebundleswereusedtoreplaceleakingUnitIbundlesintheMSRs.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedin'heFinalSafetyAnalysis'Reporthasnotbeenincreased.Thischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesofanysafetyanalysis.2.Thepossibilityofanaccidentormalfunctionofequipment-importanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeen.created.Nosafetyfunctionsorequipmentwereaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.50 PLANTCHANGE/MODIFICATIONNO.57-80PSLUNIT81DIESELGENERATORCABLECHANGEAdesignerrorresultedintheDieselGeneratorfieldcablesbeingundersized.ThisPC/Mdocumentedthereplacementwithproperlysizedcables.ThiserrorhasbeenreportedtotheNRCinaccordancewith10CFRcriteria.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethisPC/Mwasimplementedtocorrectadeficiencyandallsafetyfunctions,systemsandequipmentremainthesame.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedforthereasonsgivenabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangerepresentsachangetothefacilityasdescribedintheFinalSafetyAnalysisReportinthatUnitIIKeriteCablewasusedinthismod.51  
ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thismodification didnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyevaluation.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunc-tionshavebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTechSpecshavechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.
PLANTCHANGE/MODIFICATION NO.39-80REACTORCOOLANTPUMPSEALINJECTION WATERLINESPSLUNIT//1TheRCPsealinjection waterlinesconnection totheRCP'swaschangedfromflangedtoswageloktoalloweasierconnection anddisconnection formaintenance.
Thischangeisnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed
.safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated inthe,FinalSafetyAnalysisReporthasnotbeenincreased.
Theabovesealinjection linesarenotrequiredforanysafetyfunctionandtheirfailurewillnotaffectanyaccidentanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsincethesubjectlinesperformnosafetyfunction, andthefunctionofthesystemhasnotchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.
PLANTCHANGE/MODIFICATION NO.46-80PSLUNIT81D.G.AIRSTARTCOMPRESSOR EXHAUSTTheexhaustpipingfromtheengineoftheairstartcompressor forthedieselgenerators wasextendedupthe.walltodirecttheexhaustawayfromtheoperator.
Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Theexhaustpipeperformsnosafetyfunctionandhasbeenseismically restrained sothatitwillnotaffectanysafetysystemorequipment.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Allsystemfunctions remainthesame.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTechSpecshavechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.48 PLANTCHANGE/MODIFICATION NO.47-80PSLUNIT//1'URBINE GENERATOR GENERATOR CONDITION MONITORTAPSTapswereprovidedonthegenerator toallowfutureconnection ofagenerator coremonitorwhichwillmonitorthehydrogenatmosphere forearlydetection ofoverheating.
ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59becuase:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheKnalSafetyAnalysisReport.49 PLANTCHANGE/MODIFICATION NO.49-80PSLUNIT81MSRTUBEBUNDLEREPLACEMENT UnitIItubebundleswereusedtoreplaceleakingUnitIbundlesintheMSRs.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated in'heFinalSafetyAnalysis'Report hasnotbeenincreased.
Thischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment-important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeen.created.Nosafetyfunctions orequipment wereaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.50 PLANTCHANGE/MODIFICATION NO.57-80PSLUNIT81DIESELGENERATOR CABLECHANGEAdesignerrorresultedintheDieselGenerator fieldcablesbeingundersized.
ThisPC/Mdocumented thereplacement withproperlysizedcables.ThiserrorhasbeenreportedtotheNRCinaccordance with10CFRcriteria.
Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethisPC/Mwasimplemented tocorrectadeficiency andallsafetyfunctions, systemsandequipment remainthesame.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedforthereasonsgivenabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangerepresents achangetothefacilityasdescribed intheFinalSafetyAnalysisReportinthatUnitIIKeriteCablewasusedinthismod.51  


PLANTCHANGE/MODIFICATIONNO.58-80PSLUNIT81BECKMANGASANALYSERPOWERSOURCEExcessivevoltagedropintheoriginalpowercablesupplyingthegasanalysercausedspuriousalarmsinthesystem.Anewpowersource.andnewcablewereinstalledtocorrectthesituation.ThisPC/Misnonnuclearsafetyrelated.,ThischangedoesnotconstituteanunreviewedsafetyquestionasdefinedbylOCFR50.59because:1.Theprobability.ofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.52  
PLANTCHANGE/MODIFICATION NO.58-80PSLUNIT81BECKMANGASANALYSERPOWERSOURCEExcessive voltagedropintheoriginalpowercablesupplying thegasanalysercausedspuriousalarmsinthesystem.Anewpowersource.andnewcablewereinstalled tocorrectthesituation.
ThisPC/Misnonnuclearsafetyrelated.,
Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedbylOCFR50.59because:1.Theprobability.
ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.52  


PLANTCHANGE/MODIFICATIONNO.62-80PSLUNIT81USEOFPSL-2KERITE600VPOWERANDCONTROLCABLEONPSL-1ThisPC/MdocumentstheanalysisandapprovaltousePSL-2approvedkeriteHTKins/FR3kt600VpowerandFRins./FR3ktcontrolcableonPSL-1inlieuoftheFSARapprovedCLPEcableinClassIEapplications.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:Theprobabilityofoccurrenceor.theconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.IndependenttestingandanalysishasshownthatthePSL-2cableisasgoodas,andinsomecasesperformsbetterthanthePSL-1cable.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedbyusinganequalorbettercabletype.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.NoTechSpecshavechanged.ThischangerepresentsachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.53 PLANTCHANGE/MODIFICATIONNO.63-80PSLUNIT81REFUELINGMACHINEMODIFICATIONSNumerousmodificationsweremadetotherefuelingmachineequipmentandcontrolsunderthesupervisionofthevendortoupgradetheoperationandefficiencyofthemachine.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Themodificationsmadeallcomplywithoriginaldesigncriteriausedinthesafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Thefunctionoftherefuelingmachineremainsthesame,thedesignwasimplementedtoimproveoperabilityandreliabilityandallrequiredinterlocksweremaintained.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.54 PLANTCHANGE/MODIFICATIONNO.64-80PSLUNIT81GENERATORREVERSEPOWERINDICATION/GROSSMEGAWATTINDICATORAdigitalgeneratorgrossmegawattindicatorwasinstalledonRTGB101withcapabilitytoindicatenegativevaluesforreversepowerconditions.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-.;functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedi4notaffectanys"fetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.2.Thepossibility.ofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.55 PLANT/CHANGEMODIFICATIONNO.66-.80PSLUNIT81RABMECHANICALPENETRATION'ROOMWALLPENETRAZIONA6"diameterholewasmadeintheeastwalloftheRABmechanicalpenetrationroomtoaccommodatethecontainmentspraynozzletestairsupplyline.Whennotinuse,itwillbesealed.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby'0CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedinthe7&alSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.~ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreased.NoTechSpecshavebeenchanged.Thischangedoesnotrepresentachangetothefacilityasdescribedinthe'-.'inalSafetyAnalysisReport.56 PLANTCHANGE/MODIFICATIONNO.70-80PSLUNITfoalREPLACEMENTOFROSEMOUNTDIFFERENTIALPRESSURETRANSMITTERSRosemountModel1152differentialpressuretransmitterswerereplacedwithModel1153duetoadefectinthe1152Modelidentifiedbythemanufacturer.Thisitemwasreportedunder10CFR21.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.This,modificationwasrequiredtoreplaceaninstrumentmodelwithaknowdefectwithanimprovedmodel.H2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedsinceallsafetyfunctionsremainthesame.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreasedsincenoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.57 PLANTCHANGE/MODIFICATIONNO.79-80PSLUNIT81CONTROLROOMDATAPROCESSORFLOORPENETRATIONTheControlRoomDataProcessorwasrelocatedtoimproveaccessabilitytoRTGB'sandControlRoomhabitability.ThisrequirednewelectricalpenetrationsthroughtheControlRoomfloor.ThischangedoesnotconstituteanunreviewedsafetyquestionasdefinedbylOCFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedin'theFinalSafetyAnalysisReporthasnotbeenincreased.OriginaldesigncriteriawasmetinplacinganddrillingnewpenetrationandControlRoomairtightnessrequirementswillbemaintainedsuchthatthebasesofprevioussafetyanalysishavenotbeenchanged.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.ThisPC/Mwillnotaffectanysafetyfunctions.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreasedsincenoTech.Specs.havebeenchanged.TliischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.58  
PLANTCHANGE/MODIFICATION NO.62-80PSLUNIT81USEOFPSL-2KERITE600VPOWERANDCONTROLCABLEONPSL-1ThisPC/Mdocuments theanalysisandapprovaltousePSL-2approvedkeriteHTKins/FR3kt600VpowerandFRins./FR3ktcontrolcableonPSL-1inlieuoftheFSARapprovedCLPEcableinClassIEapplications.
Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence or.theconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Independent testingandanalysishasshownthatthePSL-2cableisasgoodas,andinsomecasesperformsbetterthanthePSL-1cable.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbyusinganequalorbettercabletype.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
NoTechSpecshavechanged.Thischangerepresents achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.53 PLANTCHANGE/MODIFICATION NO.63-80PSLUNIT81REFUELING MACHINEMODIFICATIONS Numerousmodifications weremadetotherefueling machineequipment andcontrolsunderthesupervision ofthevendortoupgradetheoperation andefficiency ofthemachine.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Themodifications madeallcomplywithoriginaldesigncriteriausedinthesafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Thefunctionoftherefueling machineremainsthesame,thedesignwasimplemented toimproveoperability andreliability andallrequiredinterlocks weremaintained.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.54 PLANTCHANGE/MODIFICATION NO.64-80PSLUNIT81GENERATOR REVERSEPOWERINDICATION/GROSS MEGAWATTINDICATOR Adigitalgenerator grossmegawattindicator wasinstalled onRTGB101withcapability toindicatenegativevaluesforreversepowerconditions.
ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-.;function ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedi4notaffectanys"fetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
2.Thepossibility.
ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.55 PLANT/CHANGE MODIFICATION NO.66-.80PSLUNIT81RABMECHANICAL PENETRATION
'ROOMWALLPENETRAZION A6"diameterholewasmadeintheeastwalloftheRABmechanical penetration roomtoaccommodate thecontainment spraynozzletestairsupplyline.Whennotinuse,itwillbesealed.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby'0CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated inthe7&alSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
~Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed inthe'-.'inalSafetyAnalysisReport.56 PLANTCHANGE/MODIFICATION NO.70-80PSLUNITfoalREPLACEMENT OFROSEMOUNT DIFFERENTIAL PRESSURETRANSMITTERS Rosemount Model1152differential pressuretransmitters werereplacedwithModel1153duetoadefectinthe1152Modelidentified bythemanufacturer.
Thisitemwasreportedunder10CFR21.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
This,modification wasrequiredtoreplaceaninstrument modelwithaknowdefectwithanimprovedmodel.H2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsinceallsafetyfunctions remainthesame.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased sincenoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.57 PLANTCHANGE/MODIFICATION NO.79-80PSLUNIT81CONTROLROOMDATAPROCESSOR FLOORPENETRATION TheControlRoomDataProcessor wasrelocated toimproveaccessability toRTGB'sandControlRoomhabitability.
Thisrequirednewelectrical penetrations throughtheControlRoomfloor.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedbylOCFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated in'theFinalSafetyAnalysisReporthasnotbeenincreased.
Originaldesigncriteriawasmetinplacinganddrillingnewpenetration andControlRoomairtightness requirements willbemaintained suchthatthebasesofprevioussafetyanalysishavenotbeenchanged.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.ThisPC/Mwillnotaffectanysafetyfunctions.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenoTech.Specs.havebeenchanged.Tliischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.58  


PLANTCHANGE/MODIFICATIONNO.81-80PSLUNIT81REACTORVESSELSTUDHOLE821REPAIRReactorVesselStudHole821wasdamagedwhenthestudwasremovedforrefueling.Thestudholewasboredoutandrethreadedto73/4diameterandathreadedsleevewasinstalled.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslye'valuatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thereactorvesselvendorreviewedthenewdesignandverifiedthatitmetorexceededtheiroriginaldesignrequirements.2.'hepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyoradifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosystemorequip-mentreliabilityorfunctionshavechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeen.decreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysis.Report.59  
PLANTCHANGE/MODIFICATION NO.81-80PSLUNIT81REACTORVESSELSTUDHOLE821REPAIRReactorVesselStudHole821wasdamagedwhenthestudwasremovedforrefueling.
Thestudholewasboredoutandrethreaded to73/4diameterandathreadedsleevewasinstalled.
Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously e'valuated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thereactorvesselvendorreviewedthenewdesignandverifiedthatitmetorexceededtheiroriginaldesignrequirements.
2.'hepossibility ofanaccidentormalfunction ofequipment important tosafetyoradifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosystemorequip-mentreliability orfunctions havechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeen.decreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysis.
Report.59  


PLANTCHANGE/MODIFICATIONNO.83-80FLOWMEASUR12KNTOFOBCW-ICWPSLUNIT81Annubarswere,installedtomeasureflowtoOBCWHztosupportflowbalancetestingofICW'.ThisPC/Misnonnuclearsafetyrelated.ThischangedoesnotconstituteanunreviewedsafetyquestionasdefinedbylOCFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalystsReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTech.Specs.havebeenchanged.Thischangedoesnot'representachangetothefacilityasdescribedintheFinalSafetyA'nalysisReport.60 PLANTCHANGE/MODIFICATIONNO.84-80PSLUNIT81OCATECONTROLROOMEUIPMENTThisPC/MprovidedcableroutingfortherelocationofthesequenceofeventsrecordertoimproveoperatoraccesstoRTGB's..Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.TheprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadiffernettypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreased.Thischangedoesnot:representachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.61 PLANTCHANGE/MODIFICATIONNO.89-80PSLUNITPlCABINETVENTILATIONFORSGBTFRADIATIONMONITORINGSYSTEMCabinetventfanswereinstalledontheSGBTFRMScabinetstoreduceoperatingtemperatureandincreaseservicelifeandreliability.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.Themarginofsafetyasdefinedinthebases,oftheTechnicalSpecifica=tionshasnotbeendecreased.NoTech.Specs.havebeenchanged.Thischangedoesnotrepresentachangetothefacilityasdescribedinthe:.FinalSafetyAnalysisReport.62 PLANTCHANGE/MODIFICATIONNO.90-80PSLUNIT81RCP"STARTPERMISSIVE"INDICATION'heamberspeedindicationlightwaschangedtoindicateCCHflowandliftoilpressurepermissivesignalshavebeenreceivedforRCPstart.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.63 PLANTCHANGE/MODIFICATIONNO.95-80PSLUNIT/31ATeeandValvewereinstalledinthechemicaladditiontanktoallowdrainingofchromatedwatertoCCWpitinsteadofintowastemanagementsystem.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.'.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.64 PLANTCHANGE/MODIFICATIONNO.112-80PSLUNIT/$1120VACPOWERFORPHONEEUIPMENTTocomplywithNRCIGEBulletin80-15,telephoneequipmentwasrepoweredfromanuninterruptablesource.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Themodificationdoesnotaffectanysafetyrelatedequipment.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.65 PLANTCHANGE/MODIFICATIONNO.,120-80PLSUNITdlPOWERSUPPLYFORPRESSURIZERRELIEFANDBLOCKVALVESInordertocomplywithNUREG0578,PORV1402powersupplywaschangedtoaclassIEsource.AlthoughthisPC/MtiesequipmentintoaclassIEsupply,itisnotconsideredsafetyrelatedsincetheclassIEsupplyisprotectedbyaclassIEcircuitbreakerandthereforenosafetyrelatedequipmentwi~llbeaffected.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59becuase:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased..Thischangewillnotaffectthebasesofanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreased.NoTech.Specs.havebeenchanged.Thischangedoesnotrepresentachangetothefacilityasdescribedinthe,FinalSafetyAnalysisReport.66 PLANTCHANGE/MODIFICATIONNO.121-80PSLUNIT/f1RCPSEALWATERPROTECTION-SHORTTERMMODIFICATIONSVariousmodificationsweremadetosystemsandcomponentsinvolvedinthelossofCCWtoRCP'seventinordertoreducethepossibilityofagainlosingCCW.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby=IOCFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-.functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thefunctionofthesystemhasnotbeenchanged;however,provisionshavebeenmadetoallowthenon-essentialCCWtocontainment.isolationvalvestobeopenedmanually.AdministrativeandOperationProcedureswillpreventanyCISbeingbypassed.Theabovewillensurethatnobasesforanyaccidentanalysishavebeenaffected.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreatedforthereasonsgivenabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifica-tionshasnotbeendecreasedsincenoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.67 e
PLANTCHANGE/MODIFICATION NO.83-80FLOWMEASUR12KNT OFOBCW-ICWPSLUNIT81Annubarswere,installed tomeasureflowtoOBCWHztosupportflowbalancetestingofICW'.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedbylOCFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
PLANTCHANGE/MODIFICATIONNO.130-80PSLUNIT//1DELETEALARMFROMCONDENSATECONDUCTIVITYANALYSERThealarmfromcondensateconductivityanalyserwasdeletedbecauseofnumerousnuisancealarms.Conductivityismonitoredandalarmedbycon-ductivityrecorderCR12-100.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequences'ofanaccidentormal-functionof.equipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.Thisequipment'hasnoaffectonanysafetyevaluation.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionswereinvolved.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.NoTechSpecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.68 i
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalystsReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
PLANTCHANGE/MODIFICATIONNO.131-80PSLUNIT//'1EMERGENCYPOWERSUPPLYFORTELEPHONEEUIPMENTRACKINRABTocomplywithNRCI&EBulletin80-15,telephoneequipmentintheRAB(includingENSequipment)wasrepoweredfromanuninterxuptablesupply.AlthoughaClassIEsourcewasused,thisPC/Mwasconsiderednon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormal-functionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreased.NonsafetyrelatedtelephoneequipmentissuppliedfromaClassIEelectricalsourcethroughaClass.IEbreakerwhichservestoisolatetheClassIEsourcesothatnosafetyrelatedequipmentcanbeaffected.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionsorequipmenthavebeenchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecifi-cationshasnotbeendecreased.NoTech.Specs.havebeenchanged.Thischangedoesnotrepresentachanget'othefacilityasdescribedintheFinalSafetyAnalysisReport.69  
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
'I PLANTCHANGE/MODIFICATIONNO.147>>80PSLUNITf/1ALARMRXCAVITYLEAKAGE/rmanentmodificationwasinstalledtoreplacetemporarywiringwhichaddedaredundantalarmpointontheRTGBforhiRxcavityleakage.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.TheprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequipmentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.'I2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.3.ThemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeendecreased.Notechspecshavebeenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.70 00, PLANTCHANGE/MODIFICATIONNO.157-80PSLUNIT81SELFCONTAINEDEMERGENCYLIGHTINGFORAUXFEEDWATERPUMPAREAcontainedDualLiteD.C.lightingwasinstalledintheICaux.FWPareatosatisfyNRCrequirements.ThisPC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstituteanunreviewedsafetyquestionasdefinedby10CFR50.59because:1.Theprobabilityofoccurrenceortheconsequencesofanaccidentormalfunctionofequip-mentimportanttosafetypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeenincreasedsincethischangedidnotaffectanysafetyrelatedsystemsorequipmentorthebasesforanysafetyanalysis.2.ThepossibilityofanaccidentormalfunctionofequipmentimportanttosafetyofadifferenttypethananypreviouslyevaluatedintheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctionshavebeenaffected.hemarginofsafetyasdefinedinthebasesoftheTechnicalSpecificationshasnotbeen,decreased.Notechspecshave.beenchanged.ThischangedoesnotrepresentachangetothefacilityasdescribedintheFinalSafetyAnalysisReport.71 PROCEDURECHANGESHEALTHPHYSICSPROCEDURE43LEAKCHECKANDINVENTORYOFRADIOACTIVESEALEDSOURCESThischangetoProcedureHP-43addressesthesurveillancerequirementsofradioactivesealedsourcesnotcoveredbyT.S.3/4.7.9.ItrequiresradioactivesealedsourcesnotcoveredbytheTechSpecstobeleaktestedandinventoriedannually.ThisismoreinclusivethantheexistingProcedurebutinvariancewiththeFSARwhichstatesthatallsealedsourceshavingactivitiesgreaterthanthoseasdefinedaslicensableby10CFR30aretobetestedeverysix(6)months.ThisvarianceisacceptablesinceitdoesconformtotheTechSpecsand10CFR30asapprovedbytheNRCasaconditiontotheoperatinglicenseandthrerforedoesnotconstituteanunreviewedsafetyques-tionasdefinedby10CFR50.59.72 COREBARRELMOVEMENTSection4.4.11.3ofPSL81TechnicalSpecificationsrequirestheresultsofallperiodicAmplitudeProbabilityDistribu-tions(APD)andSpectralAnalysis(SA)monitoringtobein-cludedinthisreport.Routinemonitoringin1980consistedofweeklyAPDpro-cessing-andSAprocessingperformedinFebruary,MayandSeptember.SAmeasurementsinMayweretakenatnominalthermalpowerlevelsof20%,50%,80%and100%atthebeginningoffuelcycle4.Atnotimeduringtheyearwerethealertoractionlevelsexceeded.Aspmeriouslyobservedandreportedduringthelastthreefuelcycles,thebroadbandRMSlevelsofallexcoreneutrondetectorsignalsshowedagradualincreasethrough-out1980withtheexceptionofananticipatedstepdecreasefollowingrefueling.ThispatternhascontinuedconsistentwiththatobservedatSt.LucieandasreportedatotherPWR'sofsimilardesign.TheRMSlevelsattheendof1980overthefrequencybandgenerallyassociatedwithcoremotion(4-10Hertz)provideanestimateofapproximately3milsRMSatthecorebarrelsnubberlevel,aslightdecreasefromthe1979estimate.ThecorebarrelmotionatSt.LucieUnit1isnotdeemedtobesignificantandtheAPDanalysisprogramcontinuestoconfirmthatthecorebarrelmovementisnormallydis-tributed(i.e.notrestrained).73 4  
NoTech.Specs.havebeenchanged.Thischangedoesnot'represent achangetothefacilityasdescribed intheFinalSafetyA'nalysis Report.60 PLANTCHANGE/MODIFICATION NO.84-80PSLUNIT81OCATECONTROLROOMEUIPMENTThisPC/Mprovidedcableroutingfortherelocation ofthesequenceofeventsrecordertoimproveoperatoraccesstoRTGB's..Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
"STEAMGENERATORTUBEINSPECTIONS"AninserviceeddycurrentexaminationofselectedtubesintheNo.1Aand1BSt.LucieUnitNo.1steamgeneratorswasperformedduringtheperiodofA'pril26through.May2,1980,byC-EPowerSystems,SystemIntegrityServicespersonnel.Theinspectionwasconductedinaccor-dancewithC-ETestProcedureNos.00000-SIS-005,RevisionOland00000-ESS-070,Revision02,andsatisfiedtherequirementsoftheSt.LuciePlantTechnicalSpecification3/44-5andtheA'SMEBoilerandPressureVesselCode,SectionZI,1974EditionthroughtheSummer1976Addenda.Theinspectionprogramconsistedofmulti-frequencytestingforthedetectionoftubewallanomaliesandtheassessmentoftubedentingwithbothdatabeingtakensimultaneouslywithonepassof-.theeddycurrentprobethroughthetube.25KHztestingforsludgeaccumulationonthesecondarysideof.thehotsidetubesheetswascarriedout.Selectionoftubestobeexaminedwasbasedonanevaluationofwhere,inthetubebundle,problemshadoccurredinothersteamgeneratorsinservice.Thedatafromtheinspectionwasrecordedonmagnetictapeandalsoontwochannelstripchartrecorderswiththefirst.recorderrecordingflawdataandthesecondrecorderrecordingdentdata.TheserecordingswereevaluatedbythedataanalystandtheresultsrecordedonEddyCurrentExaminationReportSheets..TableI,below,summarizestheresultsofthisinspection.TableIalsoliststhenumberoftubesinspectedduringeachofthethreetestperiods,bothfromthehotandthecoldsides.Thisnumberdoesnotcoincidewiththecomparisontabletubecountlistedunder"TubesInspected"becuasenotalltubestestedpassthrough.theNumber9and10drilledsupportplates.Duringthisinspection,alltestingwascarriedoutfromthehotside.Theprobewasadvancedupthehotlegside,throughthe",U"bendanddownthecoldsidetoapointbelowtheNumber9coldsidesupportplate.Datawastherebycollectedforboththehotlegandcoldlegsidesofthesupportplates.Theeddycurrenttestresultsindicatethatthe.existingdentsshowlittlechangeinmagnitude(<+0.5mils)atthedrilledsupportplateelevationson.boththehotandcoldsidesofbothsteamgeneratorsintheperiodbetweentheMay1979andApril1980inspections.There'ishoweveranincreaseinthenumberandpercentageoftubesdentedinboththelAand1B.steamgenerators.Therewerenoreportableflawsdetectedduringthis.examination.74  
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadiffernet typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.
Thischangedoesnot:represent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.61 PLANTCHANGE/MODIFICATION NO.89-80PSLUNITPlCABINETVENTILATION FORSGBTFRADIATION MONITORING SYSTEMCabinetventfanswereinstalled ontheSGBTFRMScabinetstoreduceoperating temperature andincreaseservicelifeandreliability.
ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.Themarginofsafetyasdefinedinthebases,oftheTechnical Specifica=
tionshasnotbeendecreased.
NoTech.Specs.havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed inthe:.Final SafetyAnalysisReport.62 PLANTCHANGE/MODIFICATION NO.90-80PSLUNIT81RCP"STARTPERMISSIVE" INDICATION
'heamberspeedindication lightwaschangedtoindicateCCHflowandliftoilpressurepermissive signalshavebeenreceivedforRCPstart.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.63 PLANTCHANGE/MODIFICATION NO.95-80PSLUNIT/31ATeeandValvewereinstalled inthechemicaladditiontanktoallowdrainingofchromated watertoCCWpitinsteadofintowastemanagement system.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.'.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.64 PLANTCHANGE/MODIFICATION NO.112-80PSLUNIT/$1120VACPOWERFORPHONEEUIPMENTTocomplywithNRCIGEBulletin80-15,telephone equipment wasrepowered fromanuninterruptable source.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Themodification doesnotaffectanysafetyrelatedequipment.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.65 PLANTCHANGE/MODIFICATION NO.,120-80PLSUNITdlPOWERSUPPLYFORPRESSURIZER RELIEFANDBLOCKVALVESInordertocomplywithNUREG0578,PORV1402powersupplywaschangedtoaclassIEsource.AlthoughthisPC/Mtiesequipment intoaclassIEsupply,itisnotconsidered safetyrelatedsincetheclassIEsupplyisprotected byaclassIEcircuitbreakerandtherefore nosafetyrelatedequipment wi~llbeaffected.
Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59becuase:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased..
Thischangewillnotaffectthebasesofanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.
NoTech.Specs.havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed inthe,FinalSafetyAnalysisReport.66 PLANTCHANGE/MODIFICATION NO.121-80PSLUNIT/f1RCPSEALWATERPROTECTION
-SHORTTERMMODIFICATIONS Variousmodifications weremadetosystemsandcomponents involvedinthelossofCCWtoRCP'seventinordertoreducethepossibility ofagainlosingCCW.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby=IOCFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-.function ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thefunctionofthesystemhasnotbeenchanged;however,provisions havebeenmadetoallowthenon-essential CCWtocontainment.
isolation valvestobeopenedmanually.
Administrative andOperation Procedures willpreventanyCISbeingbypassed.
Theabovewillensurethatnobasesforanyaccidentanalysishavebeenaffected.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedforthereasonsgivenabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased sincenoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.67 e
PLANTCHANGE/MODIFICATION NO.130-80PSLUNIT//1DELETEALARMFROMCONDENSATE CONDUCTIVITY ANALYSERThealarmfromcondensate conductivity analyserwasdeletedbecauseofnumerousnuisancealarms.Conductivity ismonitored andalarmedbycon-ductivity recorderCR12-100.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences'of anaccidentormal-functionof.equipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Thisequipment
'hasnoaffectonanysafetyevaluation.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions wereinvolved.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.68 i
PLANTCHANGE/MODIFICATION NO.131-80PSLUNIT//'1EMERGENCY POWERSUPPLYFORTELEPHONE EUIPMENTRACKINRABTocomplywithNRCI&EBulletin80-15,telephone equipment intheRAB(including ENSequipment) wasrepowered fromanuninterxuptable supply.AlthoughaClassIEsourcewasused,thisPC/Mwasconsidered non-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.
Nonsafetyrelatedtelephone equipment issuppliedfromaClassIEelectrical sourcethroughaClass.IEbreakerwhichservestoisolatetheClassIEsourcesothatnosafetyrelatedequipment canbeaffected.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions orequipment havebeenchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.
NoTech.Specs.havebeenchanged.Thischangedoesnotrepresent achanget'othefacilityasdescribed intheFinalSafetyAnalysisReport.69  
'I PLANTCHANGE/MODIFICATION NO.147>>80PSLUNITf/1ALARMRXCAVITYLEAKAGE/rmanentmodification wasinstalled toreplacetemporary wiringwhichaddedaredundant alarmpointontheRTGBforhiRxcavityleakage.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
'I2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.
Notechspecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.70 00, PLANTCHANGE/MODIFICATION NO.157-80PSLUNIT81SELFCONTAINED EMERGENCY LIGHTINGFORAUXFEEDWATER PUMPAREAcontained DualLiteD.C.lightingwasinstalled intheICaux.FWPareatosatisfyNRCrequirements.
ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequip-mentimportant tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.
2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.
hemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeen,decreased.
Notechspecshave.beenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.71 PROCEDURE CHANGESHEALTHPHYSICSPROCEDURE 43LEAKCHECKANDINVENTORY OFRADIOACTIVE SEALEDSOURCESThischangetoProcedure HP-43addresses thesurveillance requirements ofradioactive sealedsourcesnotcoveredbyT.S.3/4.7.9.Itrequiresradioactive sealedsourcesnotcoveredbytheTechSpecstobeleaktestedandinventoried annually.
Thisismoreinclusive thantheexistingProcedure butinvariancewiththeFSARwhichstatesthatallsealedsourceshavingactivities greaterthanthoseasdefinedaslicensable by10CFR30aretobetestedeverysix(6)months.Thisvarianceisacceptable sinceitdoesconformtotheTechSpecsand10CFR30asapprovedbytheNRCasacondition totheoperating licenseandthrerfore doesnotconstitute anunreviewed safetyques-tionasdefinedby10CFR50.59.72 COREBARRELMOVEMENTSection4.4.11.3ofPSL81Technical Specifications requirestheresultsofallperiodicAmplitude Probability Distribu-tions(APD)andSpectralAnalysis(SA)monitoring tobein-cludedinthisreport.Routinemonitoring in1980consisted ofweeklyAPDpro-cessing-andSAprocessing performed inFebruary, MayandSeptember.
SAmeasurements inMayweretakenatnominalthermalpowerlevelsof20%,50%,80%and100%atthebeginning offuelcycle4.Atnotimeduringtheyearwerethealertoractionlevelsexceeded.
Aspmeriously observedandreportedduringthelastthreefuelcycles,thebroadband RMSlevelsofallexcoreneutrondetectorsignalsshowedagradualincreasethrough-out1980withtheexception ofananticipated stepdecreasefollowing refueling.
Thispatternhascontinued consistent withthatobservedatSt.LucieandasreportedatotherPWR'sofsimilardesign.TheRMSlevelsattheendof1980overthefrequency bandgenerally associated withcoremotion(4-10Hertz)provideanestimateofapproximately 3milsRMSatthecorebarrelsnubberlevel,aslightdecreasefromthe1979estimate.
ThecorebarrelmotionatSt.LucieUnit1isnotdeemedtobesignificant andtheAPDanalysisprogramcontinues toconfirmthatthecorebarrelmovementisnormallydis-tributed(i.e.notrestrained).
73 4  
"STEAMGENERATOR TUBEINSPECTIONS" Aninservice eddycurrentexamination ofselectedtubesintheNo.1Aand1BSt.LucieUnitNo.1steamgenerators wasperformed duringtheperiodofA'pril26through.May2,1980,byC-EPowerSystems,SystemIntegrity Servicespersonnel.
Theinspection wasconducted inaccor-dancewithC-ETestProcedure Nos.00000-SIS-005, RevisionOland00000-ESS-070,Revision02,andsatisfied therequirements oftheSt.LuciePlantTechnical Specification 3/44-5andtheA'SMEBoilerandPressureVesselCode,SectionZI,1974EditionthroughtheSummer1976Addenda.Theinspection programconsisted ofmulti-frequency testingforthedetection oftubewallanomalies andtheassessment oftubedentingwithbothdatabeingtakensimultaneously withonepassof-.theeddycurrentprobethroughthetube.25KHztestingforsludgeaccumulation onthesecondary sideof.thehotsidetubesheetswascarriedout.Selection oftubestobeexaminedwasbasedonanevaluation ofwhere,inthetubebundle,problemshadoccurredinothersteamgenerators inservice.Thedatafromtheinspection wasrecordedonmagnetictapeandalsoontwochannelstripchartrecorders withthefirst.recorderrecording flawdataandthesecondrecorderrecording dentdata.Theserecordings wereevaluated bythedataanalystandtheresultsrecordedonEddyCurrentExamination ReportSheets..TableI,below,summarizes theresultsofthisinspection.
TableIalsoliststhenumberoftubesinspected duringeachofthethreetestperiods,bothfromthehotandthecoldsides.Thisnumberdoesnotcoincidewiththecomparison tabletubecountlistedunder"TubesInspected" becuasenotalltubestestedpassthrough.theNumber9and10drilledsupportplates.Duringthisinspection, alltestingwascarriedoutfromthehotside.Theprobewasadvancedupthehotlegside,throughthe",U"bendanddownthecoldsidetoapointbelowtheNumber9coldsidesupportplate.Datawastherebycollected forboththehotlegandcoldlegsidesofthesupportplates.Theeddycurrenttestresultsindicatethatthe.existingdentsshowlittlechangeinmagnitude
(<+0.5mils)atthedrilledsupportplateelevations on.boththehotandcoldsidesofbothsteamgenerators intheperiodbetweentheMay1979andApril1980inspections.
There'ishoweveranincreaseinthenumberandpercentage oftubesdentedinboththelAand1B.steamgenerators.
Therewerenoreportable flawsdetectedduringthis.examination.
74  


VTABLEISUMMARYOPEDDYCURRENTTESTRESULTS-INSPECTIONCONDUCTEDAPRIL1980TotalNo.ofTubes(Bydesign)TubesthrupartialsupportplateNo.9TubesthrupartialsupportplateNo.1085192225(26.1%)771(9.1%)Notes:1)Notubesinspectedfromcoldside2)Totaltubecountexceedsthatofsupportplateregionbecausealltubestesteddonotpassthrusupportplates.TubesExaminedIHotsidetubesthrupartialsupportNo.9I1B606S/GNo.TubesExaminedlA628%ofTotal28.2%NoTubeWallDegradationIndications27.2%NoTubeWallDegradationIndicationsColdsidetubesthrupartialsupportNo.9!1A1B62860628.2%NoTubeWallDegradationIndications27.2%NoTubeWallDegradationIndicationsIIHotsidetubesthrupartialsupportNo.10lA1BTotaltubesinspectedfromhotsidelA1BHotsidesludgemeasurement1BColdsidetubesthrupartialsupportNo.10lA1B305288305288735827205739.6%.NoTubeWallDegradationIndications37.4%NoTubeWallDegradationIndications39.6%NoTubeWallDegradationIndications37.4%NoTubeWallDegradationIndications8.6%NoTubeWallDegradationIndications9.7%NoTubeWallDegradationIndications.23%Max6.8inches.67%Max7.0inches TABLEI(cont)DENTASSESSMENTRESULTS(APRIL1980S/GSupportPlateNo.101B10SideHotColdHotColdHotColdHotColdNo.TubesInspected628628305305606606288288PercentOccurrence376.5328.5398.95230XDmilamils2.501.011.110;.111.440.590.950.212.371.011.010.142.151.571.670.83Notes:1)AlltubesinspectedfromHotside.2)Xvalueistheaveragedentsizeforobserveddents(9notincluded)3)Dvalueincludesthe5denttubesandaddastatisticalerrorcorres-pondingtoa95%confidenceleveltoprovideaconservativeassessmentontubeconditionatthesupportplates.'6  
VTABLEISUMMARYOPEDDYCURRENTTESTRESULTS-INSPECTION CONDUCTED APRIL1980TotalNo.ofTubes(Bydesign)TubesthrupartialsupportplateNo.9TubesthrupartialsupportplateNo.1085192225(26.1%)771(9.1%)Notes:1)Notubesinspected fromcoldside2)Totaltubecountexceedsthatofsupportplateregionbecausealltubestesteddonotpassthrusupportplates.TubesExaminedIHotsidetubesthrupartialsupportNo.9I1B606S/GNo.TubesExaminedlA628%ofTotal28.2%NoTubeWallDegradation Indications 27.2%NoTubeWallDegradation Indications ColdsidetubesthrupartialsupportNo.9!1A1B62860628.2%NoTubeWallDegradation Indications 27.2%NoTubeWallDegradation Indications IIHotsidetubesthrupartialsupportNo.10lA1BTotaltubesinspected fromhotsidelA1BHotsidesludgemeasurement 1BColdsidetubesthrupartialsupportNo.10lA1B305288305288735827205739.6%.NoTubeWallDegradation Indications 37.4%NoTubeWallDegradation Indications 39.6%NoTubeWallDegradation Indications 37.4%NoTubeWallDegradation Indications 8.6%NoTubeWallDegradation Indications 9.7%NoTubeWallDegradation Indications
.23%Max6.8inches.67%Max7.0inches TABLEI(cont)DENTASSESSMENT RESULTS(APRIL1980S/GSupportPlateNo.101B10SideHotColdHotColdHotColdHotColdNo.TubesInspected 628628305305606606288288PercentOccurrence 376.5328.5398.95230XDmilamils2.501.011.110;.111.440.590.950.212.371.011.010.142.151.571.670.83Notes:1)Alltubesinspected fromHotside.2)Xvalueistheaveragedentsizeforobserveddents(9notincluded) 3)Dvalueincludesthe5denttubesandaddastatistical errorcorres-pondingtoa95%confidence leveltoprovideaconservative assessment ontubecondition atthesupportplates.'6  


ST.LULANTUNIT//180APPENDIXBSTANDARDFORMATFORREPORTINGNUMBEROFPERSONNELANDMAN-REMBYWORKANDJOBFUNCTIONNun>bcrofI'cfsonncl()l00n>rcn>)'I'<ItalhlanRcm(yorl'jobI'unctionStationLmployecsUtilityEmployeesContractiVo(L'ersandOthersStationEnployccsUtilityEmployccsContractW<.rl;ersand0tlicrsIkcactorOperationsE..Surveillance.MaintenancePersonnelOpera(lugIcrsoAnclIicalthPhysicsPersonnelSupervisoryPersonnelEn"inccringPcrsonnclRoutinehlaintcnancchlalillcnaAccPe(so>>AclOperatingI'crsonnclIlcalthPhysicsPersonnelSupervisoryPc(son>>clEngineeringPe(sonnclInsc(viceInspectionhlaintcnanccPersonnelOpcrallllgIcrsonncllleal(hI'hysicsPersonnelSupervisoryPersonnelEngineeringI'cfsunnilSpecialhlaintcnancchtainlcl>'i>iceIcfsslilnctOpcralingPersonnelllcalthI'tiysicsPersonnelSupcrv'soryPcrs>ii>llciI'A>'.inccflil'vfso>IACI(PasteProcessinghlaintcnanccI'crsonnclOkra(>i'lgPcfsOAAC(IlcalthPhysi;PersonnelSupcfvishryI'crsonnct.Enu>ccringPersonnelltctuelu>ghlaintcnanccI'crsi>noelOpera(inPcrslore(lleallhI'hysi'sI'crsonnelSupervisoryPersonnelEngineeringPersonnelTOThLhtaintcllanccPcrsonnclOperatingPersonnellleal(hI'IiysicsPersonnelSupervisoryPcrsunnclEngineeringPersonnel'GrandTotal01683010126400843561215'41361261071311545107421585177000-003200100,2129005350027'001388005396001004'180600020022'41~340324100100015048003>)6056450038.219.10.8031.88.25.42.20.6002.'71.81.039.85.'26.51.90.69.'13.11.62.5064.13.01.40.40.5144.857.736.7~9.62.7251.500010.1000.300000.90.320.6002.21.31.5000024.4000.10.356.6003.51.962.00017.601.072.3018.9'06.807.61.6~518.6-013.9'1;60.4002.50013.504.600111.2065.13'.21.9181.4  
ST.LULANTUNIT//180APPENDIXBSTANDARDFORMATFORREPORTING NUMBEROFPERSONNEL ANDMAN-REMBYWORKANDJOBFUNCTIONNun>bcrofI'cfsonncl
()l00n>rcn>)'I'<ItalhlanRcm(yorl'jobI'unction StationLmployecs UtilityEmployees ContractiVo(L'ers andOthersStationEnployccsUtilityEmployccs ContractW<.rl;ers and0tlicrsIkcactorOperations E..Surveillance
.Maintenance Personnel Opera(lug IcrsoAnclIicalthPhysicsPersonnel Supervisory Personnel En"inccringPcrsonncl Routinehlaintcnancc hlalillcnaAcc Pe(so>>Acl Operating I'crsonncl IlcalthPhysicsPersonnel Supervisory Pc(son>>cl Engineering Pe(sonncl Insc(vice Inspection hlaintcnancc Personnel Opcrallllg Icrsonncllleal(hI'hysicsPersonnel Supervisory Personnel Engineering I'cfsunnil Specialhlaintcnancc htainlcl>'i>ice Icfsslilnct Opcraling Personnel llcalthI'tiysics Personnel Supcrv'sory Pcrs>ii>llci I'A>'.inccflil
'vfso>IACI (PasteProcessing hlaintcnancc I'crsonncl Okra(>i'lg PcfsOAAC(
IlcalthPhysi;Personnel Supcfvishry I'crsonnct
.Enu>ccringPersonnel ltctuelu>g hlaintcnancc I'crsi>noel Opera(inPcrslore(lleallhI'hysi'sI'crsonnel Supervisory Personnel Engineering Personnel TOThLhtaintcllancc Pcrsonncl Operating Personnel lleal(hI'Iiysics Personnel Supervisory Pcrsunncl Engineering Personnel
'GrandTotal01683010126400843561215'41361261071311545107421585177000-003200100,2129005350027'001388005396001004'180600020022'41~340324100100015048003>)6056450038.219.10.8031.88.25.42.20.6002.'71.81.039.85.'26.51.90.69.'13.11.62.5064.13.01.40.40.5144.857.736.7~9.62.7251.500010.1000.300000.90.320.6002.21.31.5000024.4000.10.356.6003.51.962.00017.601.072.3018.9'06.807.61.6~518.6-013.9'1;60.4002.50013.504.600111.2065.13'.21.9181.4  


CHALLENGESTOPRESSURIZERSAFETYRELIEFVALVESInaccordancewithNRCletterofMay7,1980,FiveAdditionalTMI-2RelatedRequirementsforOperatingReactors,Enclosure3,II.K.3.3.b,allchallengestotheReliefValvesshouldbedocumentedintheAnnualReport.TherewerenochallengestotheReliefValvesduringthisreportingperiod.CHALLENGESTOPRESSURIZERPORV'SInaccordancewithNRCletterofMay7,1980,FiveAdditionalTMI-2RelatedRequirementsforOperatingReactors,Enclosure3,II.K.3.3.d,allchallengestothePORV'SshouldbedocumentedintheAnnualReport.TherewerenochallengestothePORV'Sduringthisreportingperiod.78 1rt MANGROVESURVEYThisreportisinaccordancewithTechnicalSpecification4.7.6.1.2(FloodProtection).AcomparisonoftheDecember,1975,aerialphotoFS-8770-310,withtheJanuary15,1981,aerialfalsecolorinfraredphotoindicatesapproximately3acresofmangroves.havebeenremovedfromtheareaadjacenttoandsouthofthedischargecanalatthepointwherethedischargecanalpenetratesthebeachdunes.Theremovalisassociatedwiththeconstructionandinstallationoftheadditionaldischargepipeline.Thiswaspreviouslyreviewedduringtheplanningphaseoftheconstructionwork.Thisnewareawillbesurroundedbyadike,anditisfeltthatthereisnoadverseimpactonthefloodprotectionaffordedtoUnit!i'1.Therecontinuetobeindicationsofadditionalmangrovegrowthoutsideoftheconstructionworkareas.Thiswouldtendtoprovidefloodprotectiontothepowerplantator'reaterthanthedesigncriterialevel.P'e79 k}}
CHALLENGES TOPRESSURIZER SAFETYRELIEFVALVESInaccordance withNRCletterofMay7,1980,FiveAdditional TMI-2RelatedRequirements forOperating
: Reactors, Enclosure 3,II.K.3.3.b, allchallenges totheReliefValvesshouldbedocumented intheAnnualReport.Therewerenochallenges totheReliefValvesduringthisreporting period.CHALLENGES TOPRESSURIZER PORV'SInaccordance withNRCletterofMay7,1980,FiveAdditional TMI-2RelatedRequirements forOperating
: Reactors, Enclosure 3,II.K.3.3.d, allchallenges tothePORV'Sshouldbedocumented intheAnnualReport.Therewerenochallenges tothePORV'Sduringthisreporting period.78 1rt MANGROVESURVEYThisreportisinaccordance withTechnical Specification 4.7.6.1.2 (FloodProtection).
Acomparison oftheDecember, 1975,aerialphotoFS-8770-310, withtheJanuary15,1981,aerialfalsecolorinfraredphotoindicates approximately 3acresofmangroves.
havebeenremovedfromtheareaadjacenttoandsouthofthedischarge canalatthepointwherethedischarge canalpenetrates thebeachdunes.Theremovalisassociated withtheconstruction andinstallation oftheadditional discharge pipeline.
Thiswaspreviously reviewedduringtheplanningphaseoftheconstruction work.Thisnewareawillbesurrounded byadike,anditisfeltthatthereisnoadverseimpactonthefloodprotection affordedtoUnit!i'1.Therecontinuetobeindications ofadditional mangrovegrowthoutsideoftheconstruction workareas.Thiswouldtendtoprovidefloodprotection tothepowerplantator'reater thanthedesigncriterialevel.P'e79 k}}

Revision as of 17:03, 29 June 2018

Annual Operating Rept for 1980.
ML17209A861
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Issue date: 02/27/1981
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1980ANNUALOPERATING REPORTFLORIDAPOWER&LIGHTCOMPANYSTLUCIEUNIT81FEBRUARY1981Abstract:

Thisreportissubmitted incompliance withTechnical Specifications 6.9.1.5,4.4.11.3, 4.7.6.1.2 and10CFR50.59.

@y08@50 x'

SUBJECTPAGENUMBERSummaryofDesignChangesPer10CFR50.59 SummaryofProcedure ChangesandSpecialTestsPer10CFR50.59 72CoreBarrelMovementSummarySteamGenerator TubeInservice Inspection Radiation

.Exposure Summary737477Challenges toSafetyValvesandPowerOperatedReliefValves78MangroveSurvey79 I

DESIGNCHANGESOnthefollowing pagesaredescriptions, including asummaryofthesafetyanalyses, ofthedesignchangesimplemented atStLucieUnit/flduringtheperiodJanuary1,1980throughDecember31,1980inaccordance with10CFR50.59.

PLANTCHANGE/MODIFICATION NO.VARIOUS(SEELISTINGBELOW)I&EBULLETIN79-14RESTRAINT MODIFICATIONS PSLUNIT81Inspections andevaluations resulting fromNRCI&EBulletin79-14revealedtheneedformodifications tovariousseismicrestraints.

ThePC/M'slistedbelowimplemented thesemodifications.

PC/M619-7923-80,54-80,59-80,72-80,73-80,80-80,85-80,87-80Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thesemodifications weremadetoensuretheapplicability oftheseismicanalysis.

Thesystemfunctions remainthesame.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedforthereasonsgivenabove.3.Themarginofsafetyasdefinedinthe.basesofthe.Technical Specifica-tionshasnotbeendecreased.

NoTechSpecsareaffected.

Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.

PLANTCHANGE/MODIFICATION NO.138-76PSLUNITf31INSTALLATION OFCHARGINGPUMPSSUCTIONSTABILIZERS GreerHydraulic stabilizers wereinstalled inthesuctionlinesofthechargingpumpstominimizepressurepulsations whichwerecausingpipingvibration andinstrument damage.Thischangedoesnotconstitute an,unreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Allmodifications conformtooriginaldesignspecifications andthedesignwillresultinamorereliablesystem,andwillnotresultinachangetothebasesofanyaccidentanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyof.adifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Thefunctionandoperation ofthechargingsystemhasnotbeenchanged.3.Themarginofsafetyasdefinedinthe..bases oftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.

PLANTCHANGE/MODIFICATION NO.139-76PSLUNITP'1PAGINGSYSTEMADDITIONS ANDALARMVOLUMEOVERRIDESeveralnewspeakersandpagingstationswereaddedintheReactorAuxiliary BuildingandTurbineBuildingtoprovideadditional coverageforthepagingsystem.Also,analarmvolumeoverridefeaturewasaddedtoenabletheControlRoomtoincreasethevolumedistributed bythepagingspeakersforemergency messages.

ThisPC/Misnotsafetyrelated.Thischangeisnotanunreviewed safetyquestionbecause:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased becausenosafetyrelatedsystemsorequipment wereaffected.

2.Thepossibility foran.accident ormalfunction ofequipment important tosafetyofadiffe'rent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbecausenosafetyrelatedsystemsorequipment wereaffected.

3.ThemarginofsafetyasdefinedinthebasisforTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications werechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.4 PLANTCHANGE/MODIFICATION NO.140<<76PSLUNIT/11DIESELGENERATOR CROSSOVER PLATFORMThisPC/Mprovidesforinstallation ofacrossover walkwayovereachdieselgenerator.

Thiswalkwayprovidesforsafepersonnel accesstobothsidesofthedieselgenerator withoutleavingthe'Diesel Generator Building.

ThisPC/Mincreases personnel safetyinapotential firehazardarea.Thischangeisnotanunreviewed safetyquestionbecause:1.Theprobability ofoccurrence ortheconsequences ofanaccidentmal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

ThewalkwaysprovidedbythisPC/M'illnotaffecttheevaluated dieselgenerator malfunction.

2.Thepossibility foranaccidentormalfunction ofadifferent typethananyevaluated previously intheFinalSafetyAnalysisReporthasnot.beencreated.Themostsevereaccidentthatcanoccuristotallossofthedieselgenerator set,regardless ofthecause.Therefore, noothertypecanoccurthanalreadyanalyzedintheFinalSafetyAnalysisReport.3.ThemarginofsafetyasdefinedinthebasisforTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.

PLANTCHANGE/MODIFICATION NO.205-76PSLUNIT81INTAKECOOLINGWATERTCVLIMITCONTROLThisPlantChange/Modification providesforclosurelimitcontrolontheComponent CoolingWaterHeaterExchangers'ntake CoolingWaterDischarge Temperature ControlValvesTCV14-4Aand-4Btolimitclosuretovendorspecifications.

Allowing, valveclosurebeyondlimitsspecified bytheTCVvendorproducesturbulence whichresultsinsystemandcomponent damage.ThisPC/Misnotsafetyrelated.Thischangeisnotanunreviewed safetyquestionbecause:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thesubjecttemperature controlvalvesarefailopenvalves.Additional instruments preventvalvesfromclosingtoofar.'heprobability ofinsufficient intakecoolingwatertothecomponent coolingwaterheatexchangers isdecreased.

2.Thepossibility foranaccidentormalfunction ofadifferent typethananyevaluated previously intheFinalSafetyAnalysisReporthasnotbeencreated.Theprobability ofequipment malfunctions duetoexcessive valvethrottling aredecreased.

3.ThemarginofsafetyasdefinedinthebasisforTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havebeenchanged.

PLANTCHANGE/MODIFICATION NO.209-76ST.LUCIEPLANTSWITCHYARD EXPANSION PSLUNIT//1ThisPC/Mexpandstheswitchyard toaccomodate three:.;,functions:

1)Providea240KVpowersourcetosupplyanewdistribution substation onHutchinson Island.2)Installation ofstart-uptransformer breakers2Eand4Eforaddedreliability.

3)Installation ofTransmission LineNo.3breaker3Wforaddedflexibility andoff-sitepowerreliability forUnitNo.1.Thischangeisnotanunreviewed safetyquestionbecause:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Theprobability ofequipment malfunction whichwillresultinaunitblackouthasbeendecreased bytheadditionofthestart-uptransformer breakers.

2.Thepossibility foranaccidentormalfunction ofadifferent typethananyevaluated previously intheFinalSafetyAnalysisReport,AccidentAnalysisSection15.2.9hasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasisforTechnical Specifications hasnotbeendecreased sinceTechnical Specifications arenotaffected.

PLANTCHANGE/MODIFICATION NO.255-77PSLUNIT//1CHANGESGFPRECIRCULATION VALVECv&RECIRCSPARGERSTheSGFPrecircvalvesweremodifiedtoincreaseflowtoenablevalvestopassrecommended minimumflows.Inadditionthecondenser spargerswerereplacedtoaccommodate theincreased flows.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50;59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafety.AnalysisReporthasnotbeenincreased.

ThePC/Mwasdesignedtodecreasethepotential foraFWPtriponlowflow.SincethefunctionremAinsthesameandsincetheinstallation meetsorexceedsoriginalspecifications, thereliability hasnotbeendecreased.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.

I1 PLANTCHANGE/MODIFICATION NO.314-77PSLUNIT/tlRELOCATION OFSAFETYINJECTION TANKSAMPLINGPOINTThisPC/Minstalled valves,tubing,restraints, controlswitches, etc.toextendthesafetyinfection tanksamplelinesfromthelocalsamplesinkinsidetheContainment BuildingtothePrimarySampleRoomintheReactorAuxiliary Building.

Samplingofthesafetyinjection tanksfromthePrimarySampleRoomisdesiredtoreducemanhoursandpersonnel radiation exposures associated withContainment Buildingentriesforlocalsampling.

Thischangeisnotanunreviewed safety'question because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important'o safetypreviously evaluated intheFinalSafetyAnalysisReporthasnot'eenincreased.

Thefunctionofthesafetyin)ection tanksamplingsystemremainsunchanged.

ItisdesignedasSafetyClass2,SeismicCategoryIandisconsistent withdesignusedinexistingsystems.Thesolenoidoperatedisolation valvesarenormallyclosed,failclosedandcloseonaContainment Isolation Signal.Asamplingtubebreakinsidethe-Containment Buildingwouldbedetectedbylowsafetyinjection tankleveland/orhighflowratetothereactorcavitysump.Resulting lowleakrate(<1.5gpm)allowssufficent timeforoperatoractioninaccordance withtheTechnical Specifications.

2.Thepossibility foranaccidentormalfunction ofequipment important tothesafetyofadifferent typethananyevaluated previously intheFinalSafetyAnalysisReporthasnotbeencreatedbecausesystemfunctionremainsunchanged.

3.ThemarginofsafetyasdefinedinthebasisoftheTechnical Specifications hasnotbeendecreased.

Localleakrate.testingwillbeperformed toassurethe"newpenetration integrity iswithinover-allcontainment leakrateacceptance criteria.

PLANTCHANGE/MODIFICATION NO.334-78SEUENCEOFEVENTSESFASTESTPOINTSPSLUNIT8131Additional PointsfromtheESFASwereaddedtotheSequenceofEventsRecordertoreducethetimeandequipment requiredforthe"Periodic Integrated TestoftheEngineered SafetyFeatures".

Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidnetormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased becausethePC/Mdoesnotaffectanyactuation, controlorpowercircuits, butwillonlymonitorequipment status.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbecauseofthereasonsgivenabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.10 PLANTCHANGE/MODIFICATION NO.444-78PSLUNIT//1REACTORCAVITYLEAKRATEDETECTION SYSTEMElectronic ControlUnitofReactorCavityLeakRateLT-07-12wasconverted to"Fail-Safe" operation.

Thischangedoesnot.constitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thefunctionofallsystemsremainsthesame,themodeofoperation ofLT-07-12hasbeenchangedtodetectlossofpowerordetectorfailure,whichwillprovide"Fail-Safe" operation.

2.Theposibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedforthesamereasonsasabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTechnical Specifications havechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.11 PLANTCHANGE/MODIFICATION NO.494-78MODIFYRELAYACC/SECCONFIGURATION ONALLCARDREADERDOORSPSLUNIT}'/1ThisPC/Mrewires,deletesoraddsnecessary componets onallsecuritycardreaderdoorsforthefollowing reasons:1)Existingwiringwascausingfalsealarmsduetorelayracingandthesecuritydooropeningtimespancannotbeadjusted.

2)Egressdoorswerenotopeningduetoexcessvoltagedropacrossblockingdiodes.3)Securitydoorsfailedrepeatedly duetounderrated blockingdiodes.ThisPC/Misnotsafetyrelated.Thischangeisnotanunreviewed safetyquestionbecause:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thesecuritydoorcardreadersystemisnotsafetyrelatedandcannotaffectanysafetyrelatedsystemsorequipment.

2.Thepossibility foranaccidentormalfunction ofequipment-.important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbecausethesecuritydoorcardreadersystemfunctionhasnotchangedandthemodification tothecardreaderdoorscannotaffectanysafetyrelatedsystemsorequipment.

3.ThemarginofsafetyasdefinedinthebasisoftheTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.12 PLANTCHANGE/MODIFICATION NO.505-78PSLUNIT81TRANSPORT OFUNITIIHEAVYEUIPMENTTHROUGHUNIT1AREAThisPC/Mdocumented thereviewsandapprovals formovingtheUnitIIstator,rotorandNSSSheavycomponents acrossUnit1.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

ThismovewasanalysedintheUnit1FSAR.2..Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsincethemovehasalreadybeenanalysed.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Speci-fications hasnotbeendecreased.

Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.13 PLANTCHANGE/MODIFICATION NO.518-79PSLUNIT81ROOFFORFUELCASKWASHDOWNAREAAremovable structural steelframe/metal deckingroofwasaddedtothecaskwashdownenclosure toprotectitfromtheweather.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability, ofoccurrence ortheconsequences ofanaccidentormalfunc>>tionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Theadditionwasdesignedtoproduceminimalaffectonexistingstructures, isconsidered nonnuclearsafetyre-lated,andwillnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenotech.specs.havechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.

PLANTCHANGE/MODIFICATION NO.520-79COMPONENT COOLINGWATERSEALCYCLONESEPARATOR PSLUNITf/1ABorgWarnerModelLT-4125-DJ CycloneSeparator wasinstalled ineachsealwaterlineinordertoreducetheinfiltration ofcorrosion productsandresultant wearonthemechanical seals.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

ThePC/Mwasdesignedtoreducewearandincreasereliabilty.

2.Thepossibility ofanaccidentor'alfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsincethefunctionoftheCCWpumpremainsthesameandthePC/Mwillincreasethereliability oftheseals.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased, andnoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangeto.thefacilityasdescribed intheFinalSafetyAnalysisReport.15 PLANTCHANGE/MODIFICATION NO.528-79PSLUNIT81HARDENCRAFTACCESS(GATE12)Craftaccess(Gate12)was"hardened" forincxeased securitytocomplywithNRCrequirements.

Thischangewasnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-fun0tionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thismodification didnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyevaluation.

2.Thepossibility ofanaccidentoxmalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions wereaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.-

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.16

PLANTCHANGE/MODIFICATION NO.533-79SEALLEAKOFFTANKOVERFLOWPSLUNIT81Theglandsealleakofftankoverflowwasroutedtoadraindumpingintothestormdrainsys-teminsteadofintothecondenser pitwhereitcausedapersonnel safetyproblem.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

  • 2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.

Notechspecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.17 PLANTCHANGE/MODIFICATION NO.537-79CIRCULATING WATERPUMPBASEPLATE, SUPPORTPSLUNIT81Theoriginalcirculating pumpbaseplate supportsdidnotmeetthevendor'srequirements, therefore, anewvendor-approved designwasimplemented.

Thischangewasnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Nosafetyrelatedsystemsorequipment wereaffectedbythischangeandtherewasnoaffectonthebasesofanyaccidentanalysis.

2.Thepossibility

'ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions wereaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.18 PLANTCHANGE/MOD IPICATION NO.542-79PSLUNITP1CONDENSATE PIPESUPPORTSFORDRAINCOOLER1ATwoadditional hangerswereaddedtothecondensate inletlinetodraincooler1Aafterinvestigation ofamodification tothedraincoolerrevealedadeficiency.

ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethisPC/Maffectsonlythesecondary side,isintendedtocorrectadeficiency anddoesnotaffectthebasesofanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReoort hasnotbeencreated.Nosafetvfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenotech.specs.havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.19

PLAN1CHANGE/MODIFICATION NO.551-79INTAKECANALEROSIONPROTECTION PSLUNIT81Apermanent mattypebankerosionprotection systemwasinstalled toreducetur-bulencecausedexosionoftheintakecanalbanks.Thischangeisnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thischangewasimplemented toreduceerosionproblems, doesnotaffectanysafetyrelatedsystemsorequipment, orthebasesofanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.20 PLANTCHANGE/MODZFZCATION NO.56279PSLUNITiI1SODIUMIONDETECTORS PHASEIAnimprovedsaltwaterdetection systemisplanned.ThisPC/Minstalled 1"tapsintoeachhotwellsectionduringaunitoutageforthisproposedimprovement.

Thebalanceofthesystemw'illbecompleted later.Thischangeisnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Nosafetyrelatedsystemsorequipment wereaffectedandtherewasnoaffectonthebasesofanysafetyevaluation.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyA'nalysis Reporthasnotbeencreated.Nosafetyfunctions wereaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTech.Specs.havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.F21 PLANTCHANGE/HODIPICATION NO.564-79PSLUNITN1UNITEFFICIENCY ENHANCEMENT Variousmodifications andimprovements weremadetotheMSRstoimproveunitefficiency.

ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Nosafetyrelatedsystemsorequipment hasbeenaffectedandtherewasnoaffectonanybasesusedinthesafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Thechangedidnotaffectanysafetyfunctions.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.22 PLANTCHANGE/MODIFICATION NO.567-79PSLUNIT//1AUTOSTARTOFAUXILIARY FEEDWATER PUMPSAutomatic startcircuitry onlowsteamgenerator levelwasaddedtoallauxiliary feedwater pumpstocomplywithNUREG0978.NonSafetyGradecomponents wereusedforthis"shortterm"fix.Thischangedoesnotconstitute anunreviewed safety.questionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Safetygradeisolation deviceswereinstalled toensurethatnosafetyrelatedsystemsorequipment wereaffected.

Anevaluation wasmadetodetermine thatthebasesoforiginal.safetyanalyseswerenotchanged.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofa'ifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenotechspecshavechanged.23:

PLANZCHANGE/NODPPECATION NO.373-79PSLUNIT/$1TEMPORARY INSTALLATION OFVACUUMBREAKERSONICWNON-ESSENTIAL HEADERSTemporary vacuumbreakerswereinstalled invariouslocations onnon-essential ICWpipingtopreventarecurrence ofdamagewhichoccurred~during<<est.Thesevacuumbreakersareaninterimmeasurewhileengineering completes ananalysisofthesystem.Thischangeisnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedbylOCFR50.59because:1.'Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thischangedidnotaffectanysafetyrelatedsy'stemsorequipment orthebasesofanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.24

PLANTCHANGE/MODIFICATION NO.579-79PSLUNIT81ALARM&LAMPTESTCONTROLCIRCUIT-ARMS/PRMS ARMS&PRMSlamptestcircuitsweremodifiedtoeliminate 9relaysthatarenotused.ThisPC/Misnotnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

TheARMS&PRMSfunctions havenotbeenrevised,onlytestcircuitsthatarenotusedhavebeenmodified.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nofunctional changeshaveoccurred.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased sincenoTechSpecshavechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.25 PLANTCHANGE/MODIFICATION NO.586-79C&DMSRDRAINCHECKVALVESV-11169&V-11170PSLUNITPIExistingtilttypecheck,valveswerereplacedwithcounterweightedswingcheckvalvestoeliminate maintenance problems.

ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyevaluations.

z.The:possibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsincenosafetyfunctions havebeenchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenaffected.

Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysis-Report.26 PLANTCHANGE/MODIPICATION NO.600-79PSLUNIT/31FIREPUMPSUCTIONCROSSCONNECTAcrossconnectlineandassociated valveswasinstalled toenablethefirepumpstotakesuctionfromeithercitywaterstoragetank.Thischangewasimplemented tocomplywithNRCrequirements.

ThePC/Misnon-nuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentoraal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thischangedidnotaffectanysafetyrelatedsystemorequipment orthebasesforanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions wereaffectedbythischange.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.27

PLANTCHANGE/MODIFICATION NO.602-79DIESELGENERATOR DAYTANKVENTMODIFICATION PSLUNITf/1Thedieselgenerator daytankventswerereroutedoutsideofthedieselgenerator buildingandthedaytanklevelguageventswereroutedtothetopofthetanktocomplywithNRCfireprotection requirements.

Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thereliability oftheD.G.S.hasnotbeenreduced,.

thedaytankventslocations hasnoaffectonanysafetyevaluation.

2.Thepossibility ofanaccidentormalfunction ofequipment important

'tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.28 PLANTCHANGE/MODIFICATION NO.623-79rPALUNIT81REPLACEV6478WITHATEEANDDIAPHRAMVALVEV6478wasa3-wayvalvefromtheWasteManagement Systemdischarging intoeitherthe"A"or"B"laundrydraintank.The3-wayvalvewassusceptible toblackage.

Itwasreplacedwithateeandanewdiaphramvalveinconjunction withanexist-ingvalvesuchthateachtanknowhasaninletstopvalveinordertoeliminate theblockageproblems.

Thischangeisnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby1OCFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunc-tionofequipment important to=safetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Nosafetyrelatedsystemsorequipment havebeenaffected.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Thischangedidnotaffectanysafetyfunctions.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.c29

PLANTCHANGE/MODIFICATION NO.624-79PSLUNIT//1NPSOFFICEINCONTROLROOMA12'7'fficewasconstructed inthecontrolroomfortheonshiftNPSinordertomeetNRCrequirements.

ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunc-tionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thisdesignconformstocurrentcri-teriaforinstallations withintheControlRoomandanengineering evaluation hasdetermined thatnofailurewillhaveanyaffectonanysafetyrelatedsystemsorequipment.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.30

PLANTCHANGE/MODIFICATION NO.627-79PSLUNIT81FIREPUMPSUPGRADEefirepumpscontrolcircuitry wasmodifiedsuchthat)pumpswill,autostartonlossofoffsitepowerwithcoincident lowheaderpressure.

exceptunderESFAS'conditions.

2)Pressureswitchesprovidedneareachpump.3)Controlroomstopcapability removed.Theaboveitemswereincorporated tomeetNRCrequirements.

Thischangedoesnotcon-stituteanunreviewed safetyquestionas.definedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Themodifications weredesignedtomeetoriginaldesigncriteriaoftheaffectedsystemssuchthatnosafetysystemsorequipment havebeendegradedandthebasesusedinthesafetyanalysishavenotchanged.'I2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsincenosafetyfunctions havechanged.3.The:margin ofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.

Notechspecshavechanged.31 PLANTCHANGE/MODIFICATION NO.628-79PSLUNIT/$1TEMPORARY MODIFICATION OFEFFLUENTMONITORSTOPROVIDEFORHIGHRANGEMONITORING Temporary samplelinesweretiedintotheplantventandcontainment H2analyzerandroutedtothecondenser airejectormonitorsasaninterimmeasuretomeetNRCre-quirements forhighrangenoblegaseffluentmonitoring.

ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnaly-sisReporthasnotbeenincreased sincenosafetyrelatedsystemsorequipment wereaffectedandthemodification didnotchangethebasesofanysafetyevaluation.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedasnosafetyfunctions havechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenoTechnical Specifications havechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.32 PSLUNIT//1DDPSUPGRADETheDDPSwasprovidedwithaback-upsystemwhichrequiredadditonal power.ThisPC/Mincreased thefeederbreakersizeand,thecablesize.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReport,hasnotbeen.increased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedasnosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.

NoTechnical Specifications havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.33 PLANTCHANGE/MODIFICATION NO.644-79DIRECTPOSITIONINDICATION

-SAFETY6RELIEFVALVESPSLUNITfi1Positionindication usingcalibrated sonicflowdetectors was-installed oneachpressurizer porvandcodesafetyvalvedischarge linetocomplywithNUREG0578.ThisPC/Mwasnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thechangedoesnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyanalysis.

Thisnewpositionindication systemwillincreasetheabilityoftheoperators todetectporvandsafetyvalveleakage.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

NoTechSpecs-have beenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.34 PLANTCHANGE/MODIFICATION NO.6-80PSLUNITI/1BATTERYROOMEXHAUSTDAMPERThedampersfrombatteryroomsroofventswere removedasrequir'ed bytheNRC.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Theabsenceofthesedamperswillhavenoaffectonanyaccidentanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbyremovingthesedampers~3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

Thischangedoesnotaffect.anyTechSpec.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.35 PLANTCHANGE/MODIFICATION NO.7-80PSLUNIT81AUTOMATIC SYNCRONIZING MANUALPUSHBUTTONAmanualpushbutton wasaddedtotheautomatic syncronizing circuitasapermissive toclosethegenerator breakers.

Thischangewasimplemented toconformtoFPGLstandardized design.ThePC/Misnotnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased becausethischangecannotaffectanyaccidentanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbyaddingamanualpush-buttontothegenerator syncronizing circuit.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.36

PLANTCHANGE/MODIFICATION NO.8-80PSLUNIT81STARTUPTRANSFORMERS UNITfoal/f32INTERTXEThisPC/Mdocuments additional designdetailsforthe'ntertie ofUnitIandUnitIIstartuptransformer.

Thisisnotadesignchangebutanex-pectedevolution resulting fromthecontinuing construction andcompletion ofUnitII.Thischangeisnon-nuclear safetyrelated.Thischangedoesnotconstitute an,unreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated inthe'inalSafetyAnalysisReporthasnotbeenincreased'ince thisisnotachangeinthesensethattheUnitIFSARassumed'he construction andintertieofUnitII.2.Thepossibility ofanaccident.

ormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated'for'the samereasonsasgivenabove.3.Themarginofsafetyasdefinedinthebasesof'theTechnical Specifi-cations.hasnotbeendecreased.

NoTech,Specs-havebeen'hanged.

Thischangerepresents achangetothefacilityasdescribed intheFinalSafetyAnalysisReportinthatUnitXIkeritecableisspecified inlieuofthecabledescribed intheFSAR.37 PLANTCHANGE/NODTPTCATXON NO.12-80PSLUNIT/tlREACTORCAVITYHANDRAILApermanent handrailwasinstalled ontheeastsideofthereactorheadmissileshieldtoprovidesafetyforpersonnel whileworkingonthemovablein-coredetectors.

ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Theinstallation wasdesignedsothatitcannotaffectanysafetyrelatedsystemsorequipment.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

Thischangedidnotaffectanytech.specs.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.38 PLANTCHANGE/MODIFICATION NO.18-80PSLUNIT//1ADDCARDREADERTOENTERCASDOOR109AcardreaderwasaddedtotheCASentrancedoortoenableguardstoidentifypersonnel requesting authorization toenter.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thischangedoesnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyevaluation.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

ThisPC/MdoesnotaffectanyTech.Specs.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.39 PLANTCHANGE/MODIFICATION NO.20-80PSLUNIT/31ADDNEWGATESTRIKESATGATE113Originalstrikeswouldnotallowpersonnel toexitareaifpowerorcircuitry failed.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.,

Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.40 PLANTCHANGE/MODIFICATION NO.24-80PSLUNIT//1CONTAINMENT PURGEVALVEMODIFICATION Amechanical stopwasinstalled inthecontainment purgevalvesoperators tolimitopeningto50.Thismodification wasrequiredbytheNRCuntilanaccident/stress analysiswascompleted.

Thisanaylsishasbeencom-pletedbythemanufacturer andhasverifiedthatthevalvewilloperateunderaccidentconditions fromthe50positions.

0Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Limitingthevalveopeningisaconservative interimmeasureuntiltheanalysiscanbecomplete.

2.Thepossibility ofanaccidentofmalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedforthesamereasonasabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Speci-fications hasnotbeendecreased sincenoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.41

PLANTCHANGE/MODIFICATION NO.'6-80PSLUNITf/LUPGRADEOFFLOWSYSTEM/CONDENSER A/EMONITORA.Hastings MassFlowmeter wasinstalled toreplaceanexistingvacuumgage&rotameter onthecondenser airejectormonitortoprovidebetteraccuracy.

ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Nosafetyrelatedsystemsorequipment havebeenaffected.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.

NoTechSpecshavechanged.4Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.42 PLANTCHANGE/MODIFICATION NO.27-80EUIPMENTSTORAGEAREAUNDERPERSONNEL HATCHPSLUNIT81Equipment storagerackswereinstalled underthestairsandplatformatthepersonnel hatchandtheareawasfencedofftoprovidestoragespace,ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.43 PLANTCHANGE/MODIFICATION NO.33-80PSLUNIT//1D.G.TANKDIKEPENETRATIONS Thedieselgenerator fueloilstoragetankdikepenetrations willbesealedwithfireretardent.foam

.fillertosatisfyNRCrequirements.

ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysis, Reporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

2.The'possibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthas.notbeencreated.Nosafetyfunctions havebeenaffected3.The.marginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.

Notechspecshavebeenchanged.Thischangedoesnot,represent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.44

PLANTCHANGE/MODIFICATION NO.35-80PSLUNIT81AUXILIARY FEEDWATER PUMPRECIRCLINESMATERIALCHANGECarbonsteelpipingandfittingsintheauxiliary feedwater recirclinewerereplacedwithstainless steeltoeliminate erosionandresultant repairs.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedbylOCFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Themodification wasdesignedtoincreasethereliability ofandservicelifeofthesubjectlines.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosystemorequipment functions havechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTechSpecshavechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.45 PLANTCHANGE/MODIFICATION NO.38-80QUENCHTANKCOOLINGSYSTEMPSLUNIT81Wraparoundheattransferunitswereinstalled onthepressurizer quenchtankandcooledbynon-essential ccwtoremoveheatfromporvandsafetyvalveleakage.Thiswasrequiredtoreducetheamountofwastewatergenerated bybleedandfeedcoolingevolutions.

ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thismodification didnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyevaluation.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunc-tionshavebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTechSpecshavechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.

PLANTCHANGE/MODIFICATION NO.39-80REACTORCOOLANTPUMPSEALINJECTION WATERLINESPSLUNIT//1TheRCPsealinjection waterlinesconnection totheRCP'swaschangedfromflangedtoswageloktoalloweasierconnection anddisconnection formaintenance.

Thischangeisnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed

.safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated inthe,FinalSafetyAnalysisReporthasnotbeenincreased.

Theabovesealinjection linesarenotrequiredforanysafetyfunctionandtheirfailurewillnotaffectanyaccidentanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsincethesubjectlinesperformnosafetyfunction, andthefunctionofthesystemhasnotchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.

PLANTCHANGE/MODIFICATION NO.46-80PSLUNIT81D.G.AIRSTARTCOMPRESSOR EXHAUSTTheexhaustpipingfromtheengineoftheairstartcompressor forthedieselgenerators wasextendedupthe.walltodirecttheexhaustawayfromtheoperator.

Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Theexhaustpipeperformsnosafetyfunctionandhasbeenseismically restrained sothatitwillnotaffectanysafetysystemorequipment.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Allsystemfunctions remainthesame.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased sincenoTechSpecshavechanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.48 PLANTCHANGE/MODIFICATION NO.47-80PSLUNIT//1'URBINE GENERATOR GENERATOR CONDITION MONITORTAPSTapswereprovidedonthegenerator toallowfutureconnection ofagenerator coremonitorwhichwillmonitorthehydrogenatmosphere forearlydetection ofoverheating.

ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59becuase:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheKnalSafetyAnalysisReport.49 PLANTCHANGE/MODIFICATION NO.49-80PSLUNIT81MSRTUBEBUNDLEREPLACEMENT UnitIItubebundleswereusedtoreplaceleakingUnitIbundlesintheMSRs.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated in'heFinalSafetyAnalysis'Report hasnotbeenincreased.

Thischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesofanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment-important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeen.created.Nosafetyfunctions orequipment wereaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.50 PLANTCHANGE/MODIFICATION NO.57-80PSLUNIT81DIESELGENERATOR CABLECHANGEAdesignerrorresultedintheDieselGenerator fieldcablesbeingundersized.

ThisPC/Mdocumented thereplacement withproperlysizedcables.ThiserrorhasbeenreportedtotheNRCinaccordance with10CFRcriteria.

Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethisPC/Mwasimplemented tocorrectadeficiency andallsafetyfunctions, systemsandequipment remainthesame.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedforthereasonsgivenabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangerepresents achangetothefacilityasdescribed intheFinalSafetyAnalysisReportinthatUnitIIKeriteCablewasusedinthismod.51

PLANTCHANGE/MODIFICATION NO.58-80PSLUNIT81BECKMANGASANALYSERPOWERSOURCEExcessive voltagedropintheoriginalpowercablesupplying thegasanalysercausedspuriousalarmsinthesystem.Anewpowersource.andnewcablewereinstalled tocorrectthesituation.

ThisPC/Misnonnuclearsafetyrelated.,

Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedbylOCFR50.59because:1.Theprobability.

ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.52

PLANTCHANGE/MODIFICATION NO.62-80PSLUNIT81USEOFPSL-2KERITE600VPOWERANDCONTROLCABLEONPSL-1ThisPC/Mdocuments theanalysisandapprovaltousePSL-2approvedkeriteHTKins/FR3kt600VpowerandFRins./FR3ktcontrolcableonPSL-1inlieuoftheFSARapprovedCLPEcableinClassIEapplications.

Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence or.theconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Independent testingandanalysishasshownthatthePSL-2cableisasgoodas,andinsomecasesperformsbetterthanthePSL-1cable.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedbyusinganequalorbettercabletype.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

NoTechSpecshavechanged.Thischangerepresents achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.53 PLANTCHANGE/MODIFICATION NO.63-80PSLUNIT81REFUELING MACHINEMODIFICATIONS Numerousmodifications weremadetotherefueling machineequipment andcontrolsunderthesupervision ofthevendortoupgradetheoperation andefficiency ofthemachine.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Themodifications madeallcomplywithoriginaldesigncriteriausedinthesafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Thefunctionoftherefueling machineremainsthesame,thedesignwasimplemented toimproveoperability andreliability andallrequiredinterlocks weremaintained.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.54 PLANTCHANGE/MODIFICATION NO.64-80PSLUNIT81GENERATOR REVERSEPOWERINDICATION/GROSS MEGAWATTINDICATOR Adigitalgenerator grossmegawattindicator wasinstalled onRTGB101withcapability toindicatenegativevaluesforreversepowerconditions.

ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-.;function ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedi4notaffectanys"fetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

2.Thepossibility.

ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.55 PLANT/CHANGE MODIFICATION NO.66-.80PSLUNIT81RABMECHANICAL PENETRATION

'ROOMWALLPENETRAZION A6"diameterholewasmadeintheeastwalloftheRABmechanical penetration roomtoaccommodate thecontainment spraynozzletestairsupplyline.Whennotinuse,itwillbesealed.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby'0CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated inthe7&alSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

~Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed inthe'-.'inalSafetyAnalysisReport.56 PLANTCHANGE/MODIFICATION NO.70-80PSLUNITfoalREPLACEMENT OFROSEMOUNT DIFFERENTIAL PRESSURETRANSMITTERS Rosemount Model1152differential pressuretransmitters werereplacedwithModel1153duetoadefectinthe1152Modelidentified bythemanufacturer.

Thisitemwasreportedunder10CFR21.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

This,modification wasrequiredtoreplaceaninstrument modelwithaknowdefectwithanimprovedmodel.H2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedsinceallsafetyfunctions remainthesame.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased sincenoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.57 PLANTCHANGE/MODIFICATION NO.79-80PSLUNIT81CONTROLROOMDATAPROCESSOR FLOORPENETRATION TheControlRoomDataProcessor wasrelocated toimproveaccessability toRTGB'sandControlRoomhabitability.

Thisrequirednewelectrical penetrations throughtheControlRoomfloor.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedbylOCFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated in'theFinalSafetyAnalysisReporthasnotbeenincreased.

Originaldesigncriteriawasmetinplacinganddrillingnewpenetration andControlRoomairtightness requirements willbemaintained suchthatthebasesofprevioussafetyanalysishavenotbeenchanged.2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.ThisPC/Mwillnotaffectanysafetyfunctions.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased sincenoTech.Specs.havebeenchanged.Tliischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.58

PLANTCHANGE/MODIFICATION NO.81-80PSLUNIT81REACTORVESSELSTUDHOLE821REPAIRReactorVesselStudHole821wasdamagedwhenthestudwasremovedforrefueling.

Thestudholewasboredoutandrethreaded to73/4diameterandathreadedsleevewasinstalled.

Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously e'valuated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thereactorvesselvendorreviewedthenewdesignandverifiedthatitmetorexceededtheiroriginaldesignrequirements.

2.'hepossibility ofanaccidentormalfunction ofequipment important tosafetyoradifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosystemorequip-mentreliability orfunctions havechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeen.decreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysis.

Report.59

PLANTCHANGE/MODIFICATION NO.83-80FLOWMEASUR12KNT OFOBCW-ICWPSLUNIT81Annubarswere,installed tomeasureflowtoOBCWHztosupportflowbalancetestingofICW'.ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedbylOCFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalystsReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTech.Specs.havebeenchanged.Thischangedoesnot'represent achangetothefacilityasdescribed intheFinalSafetyA'nalysis Report.60 PLANTCHANGE/MODIFICATION NO.84-80PSLUNIT81OCATECONTROLROOMEUIPMENTThisPC/Mprovidedcableroutingfortherelocation ofthesequenceofeventsrecordertoimproveoperatoraccesstoRTGB's..Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadiffernet typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.

Thischangedoesnot:represent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.61 PLANTCHANGE/MODIFICATION NO.89-80PSLUNITPlCABINETVENTILATION FORSGBTFRADIATION MONITORING SYSTEMCabinetventfanswereinstalled ontheSGBTFRMScabinetstoreduceoperating temperature andincreaseservicelifeandreliability.

ThisPC/Misnonnuclearsafetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.Themarginofsafetyasdefinedinthebases,oftheTechnical Specifica=

tionshasnotbeendecreased.

NoTech.Specs.havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed inthe:.Final SafetyAnalysisReport.62 PLANTCHANGE/MODIFICATION NO.90-80PSLUNIT81RCP"STARTPERMISSIVE" INDICATION

'heamberspeedindication lightwaschangedtoindicateCCHflowandliftoilpressurepermissive signalshavebeenreceivedforRCPstart.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.63 PLANTCHANGE/MODIFICATION NO.95-80PSLUNIT/31ATeeandValvewereinstalled inthechemicaladditiontanktoallowdrainingofchromated watertoCCWpitinsteadofintowastemanagement system.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.'.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.64 PLANTCHANGE/MODIFICATION NO.112-80PSLUNIT/$1120VACPOWERFORPHONEEUIPMENTTocomplywithNRCIGEBulletin80-15,telephone equipment wasrepowered fromanuninterruptable source.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Themodification doesnotaffectanysafetyrelatedequipment.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.65 PLANTCHANGE/MODIFICATION NO.,120-80PLSUNITdlPOWERSUPPLYFORPRESSURIZER RELIEFANDBLOCKVALVESInordertocomplywithNUREG0578,PORV1402powersupplywaschangedtoaclassIEsource.AlthoughthisPC/Mtiesequipment intoaclassIEsupply,itisnotconsidered safetyrelatedsincetheclassIEsupplyisprotected byaclassIEcircuitbreakerandtherefore nosafetyrelatedequipment wi~llbeaffected.

Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59becuase:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased..

Thischangewillnotaffectthebasesofanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havechanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.

NoTech.Specs.havebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed inthe,FinalSafetyAnalysisReport.66 PLANTCHANGE/MODIFICATION NO.121-80PSLUNIT/f1RCPSEALWATERPROTECTION

-SHORTTERMMODIFICATIONS Variousmodifications weremadetosystemsandcomponents involvedinthelossofCCWtoRCP'seventinordertoreducethepossibility ofagainlosingCCW.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby=IOCFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-.function ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thefunctionofthesystemhasnotbeenchanged;however,provisions havebeenmadetoallowthenon-essential CCWtocontainment.

isolation valvestobeopenedmanually.

Administrative andOperation Procedures willpreventanyCISbeingbypassed.

Theabovewillensurethatnobasesforanyaccidentanalysishavebeenaffected.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreatedforthereasonsgivenabove.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifica-tionshasnotbeendecreased sincenoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.67 e

PLANTCHANGE/MODIFICATION NO.130-80PSLUNIT//1DELETEALARMFROMCONDENSATE CONDUCTIVITY ANALYSERThealarmfromcondensate conductivity analyserwasdeletedbecauseofnumerousnuisancealarms.Conductivity ismonitored andalarmedbycon-ductivity recorderCR12-100.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences'of anaccidentormal-functionof.equipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Thisequipment

'hasnoaffectonanysafetyevaluation.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions wereinvolved.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

NoTechSpecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.68 i

PLANTCHANGE/MODIFICATION NO.131-80PSLUNIT//'1EMERGENCY POWERSUPPLYFORTELEPHONE EUIPMENTRACKINRABTocomplywithNRCI&EBulletin80-15,telephone equipment intheRAB(including ENSequipment) wasrepowered fromanuninterxuptable supply.AlthoughaClassIEsourcewasused,thisPC/Mwasconsidered non-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormal-functionofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased.

Nonsafetyrelatedtelephone equipment issuppliedfromaClassIEelectrical sourcethroughaClass.IEbreakerwhichservestoisolatetheClassIEsourcesothatnosafetyrelatedequipment canbeaffected.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions orequipment havebeenchanged.3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifi-cationshasnotbeendecreased.

NoTech.Specs.havebeenchanged.Thischangedoesnotrepresent achanget'othefacilityasdescribed intheFinalSafetyAnalysisReport.69

'I PLANTCHANGE/MODIFICATION NO.147>>80PSLUNITf/1ALARMRXCAVITYLEAKAGE/rmanentmodification wasinstalled toreplacetemporary wiringwhichaddedaredundant alarmpointontheRTGBforhiRxcavityleakage.ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequipment important tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

'I2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

3.ThemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeendecreased.

Notechspecshavebeenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.70 00, PLANTCHANGE/MODIFICATION NO.157-80PSLUNIT81SELFCONTAINED EMERGENCY LIGHTINGFORAUXFEEDWATER PUMPAREAcontained DualLiteD.C.lightingwasinstalled intheICaux.FWPareatosatisfyNRCrequirements.

ThisPC/Misnon-nuclear safetyrelated.Thischangedoesnotconstitute anunreviewed safetyquestionasdefinedby10CFR50.59because:1.Theprobability ofoccurrence ortheconsequences ofanaccidentormalfunction ofequip-mentimportant tosafetypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeenincreased sincethischangedidnotaffectanysafetyrelatedsystemsorequipment orthebasesforanysafetyanalysis.

2.Thepossibility ofanaccidentormalfunction ofequipment important tosafetyofadifferent typethananypreviously evaluated intheFinalSafetyAnalysisReporthasnotbeencreated.Nosafetyfunctions havebeenaffected.

hemarginofsafetyasdefinedinthebasesoftheTechnical Specifications hasnotbeen,decreased.

Notechspecshave.beenchanged.Thischangedoesnotrepresent achangetothefacilityasdescribed intheFinalSafetyAnalysisReport.71 PROCEDURE CHANGESHEALTHPHYSICSPROCEDURE 43LEAKCHECKANDINVENTORY OFRADIOACTIVE SEALEDSOURCESThischangetoProcedure HP-43addresses thesurveillance requirements ofradioactive sealedsourcesnotcoveredbyT.S.3/4.7.9.Itrequiresradioactive sealedsourcesnotcoveredbytheTechSpecstobeleaktestedandinventoried annually.

Thisismoreinclusive thantheexistingProcedure butinvariancewiththeFSARwhichstatesthatallsealedsourceshavingactivities greaterthanthoseasdefinedaslicensable by10CFR30aretobetestedeverysix(6)months.Thisvarianceisacceptable sinceitdoesconformtotheTechSpecsand10CFR30asapprovedbytheNRCasacondition totheoperating licenseandthrerfore doesnotconstitute anunreviewed safetyques-tionasdefinedby10CFR50.59.72 COREBARRELMOVEMENTSection4.4.11.3ofPSL81Technical Specifications requirestheresultsofallperiodicAmplitude Probability Distribu-tions(APD)andSpectralAnalysis(SA)monitoring tobein-cludedinthisreport.Routinemonitoring in1980consisted ofweeklyAPDpro-cessing-andSAprocessing performed inFebruary, MayandSeptember.

SAmeasurements inMayweretakenatnominalthermalpowerlevelsof20%,50%,80%and100%atthebeginning offuelcycle4.Atnotimeduringtheyearwerethealertoractionlevelsexceeded.

Aspmeriously observedandreportedduringthelastthreefuelcycles,thebroadband RMSlevelsofallexcoreneutrondetectorsignalsshowedagradualincreasethrough-out1980withtheexception ofananticipated stepdecreasefollowing refueling.

Thispatternhascontinued consistent withthatobservedatSt.LucieandasreportedatotherPWR'sofsimilardesign.TheRMSlevelsattheendof1980overthefrequency bandgenerally associated withcoremotion(4-10Hertz)provideanestimateofapproximately 3milsRMSatthecorebarrelsnubberlevel,aslightdecreasefromthe1979estimate.

ThecorebarrelmotionatSt.LucieUnit1isnotdeemedtobesignificant andtheAPDanalysisprogramcontinues toconfirmthatthecorebarrelmovementisnormallydis-tributed(i.e.notrestrained).

73 4

"STEAMGENERATOR TUBEINSPECTIONS" Aninservice eddycurrentexamination ofselectedtubesintheNo.1Aand1BSt.LucieUnitNo.1steamgenerators wasperformed duringtheperiodofA'pril26through.May2,1980,byC-EPowerSystems,SystemIntegrity Servicespersonnel.

Theinspection wasconducted inaccor-dancewithC-ETestProcedure Nos.00000-SIS-005, RevisionOland00000-ESS-070,Revision02,andsatisfied therequirements oftheSt.LuciePlantTechnical Specification 3/44-5andtheA'SMEBoilerandPressureVesselCode,SectionZI,1974EditionthroughtheSummer1976Addenda.Theinspection programconsisted ofmulti-frequency testingforthedetection oftubewallanomalies andtheassessment oftubedentingwithbothdatabeingtakensimultaneously withonepassof-.theeddycurrentprobethroughthetube.25KHztestingforsludgeaccumulation onthesecondary sideof.thehotsidetubesheetswascarriedout.Selection oftubestobeexaminedwasbasedonanevaluation ofwhere,inthetubebundle,problemshadoccurredinothersteamgenerators inservice.Thedatafromtheinspection wasrecordedonmagnetictapeandalsoontwochannelstripchartrecorders withthefirst.recorderrecording flawdataandthesecondrecorderrecording dentdata.Theserecordings wereevaluated bythedataanalystandtheresultsrecordedonEddyCurrentExamination ReportSheets..TableI,below,summarizes theresultsofthisinspection.

TableIalsoliststhenumberoftubesinspected duringeachofthethreetestperiods,bothfromthehotandthecoldsides.Thisnumberdoesnotcoincidewiththecomparison tabletubecountlistedunder"TubesInspected" becuasenotalltubestestedpassthrough.theNumber9and10drilledsupportplates.Duringthisinspection, alltestingwascarriedoutfromthehotside.Theprobewasadvancedupthehotlegside,throughthe",U"bendanddownthecoldsidetoapointbelowtheNumber9coldsidesupportplate.Datawastherebycollected forboththehotlegandcoldlegsidesofthesupportplates.Theeddycurrenttestresultsindicatethatthe.existingdentsshowlittlechangeinmagnitude

(<+0.5mils)atthedrilledsupportplateelevations on.boththehotandcoldsidesofbothsteamgenerators intheperiodbetweentheMay1979andApril1980inspections.

There'ishoweveranincreaseinthenumberandpercentage oftubesdentedinboththelAand1B.steamgenerators.

Therewerenoreportable flawsdetectedduringthis.examination.

74

VTABLEISUMMARYOPEDDYCURRENTTESTRESULTS-INSPECTION CONDUCTED APRIL1980TotalNo.ofTubes(Bydesign)TubesthrupartialsupportplateNo.9TubesthrupartialsupportplateNo.1085192225(26.1%)771(9.1%)Notes:1)Notubesinspected fromcoldside2)Totaltubecountexceedsthatofsupportplateregionbecausealltubestesteddonotpassthrusupportplates.TubesExaminedIHotsidetubesthrupartialsupportNo.9I1B606S/GNo.TubesExaminedlA628%ofTotal28.2%NoTubeWallDegradation Indications 27.2%NoTubeWallDegradation Indications ColdsidetubesthrupartialsupportNo.9!1A1B62860628.2%NoTubeWallDegradation Indications 27.2%NoTubeWallDegradation Indications IIHotsidetubesthrupartialsupportNo.10lA1BTotaltubesinspected fromhotsidelA1BHotsidesludgemeasurement 1BColdsidetubesthrupartialsupportNo.10lA1B305288305288735827205739.6%.NoTubeWallDegradation Indications 37.4%NoTubeWallDegradation Indications 39.6%NoTubeWallDegradation Indications 37.4%NoTubeWallDegradation Indications 8.6%NoTubeWallDegradation Indications 9.7%NoTubeWallDegradation Indications

.23%Max6.8inches.67%Max7.0inches TABLEI(cont)DENTASSESSMENT RESULTS(APRIL1980S/GSupportPlateNo.101B10SideHotColdHotColdHotColdHotColdNo.TubesInspected 628628305305606606288288PercentOccurrence 376.5328.5398.95230XDmilamils2.501.011.110;.111.440.590.950.212.371.011.010.142.151.571.670.83Notes:1)Alltubesinspected fromHotside.2)Xvalueistheaveragedentsizeforobserveddents(9notincluded) 3)Dvalueincludesthe5denttubesandaddastatistical errorcorres-pondingtoa95%confidence leveltoprovideaconservative assessment ontubecondition atthesupportplates.'6

ST.LULANTUNIT//180APPENDIXBSTANDARDFORMATFORREPORTING NUMBEROFPERSONNEL ANDMAN-REMBYWORKANDJOBFUNCTIONNun>bcrofI'cfsonncl

()l00n>rcn>)'I'<ItalhlanRcm(yorl'jobI'unction StationLmployecs UtilityEmployees ContractiVo(L'ers andOthersStationEnployccsUtilityEmployccs ContractW<.rl;ers and0tlicrsIkcactorOperations E..Surveillance

.Maintenance Personnel Opera(lug IcrsoAnclIicalthPhysicsPersonnel Supervisory Personnel En"inccringPcrsonncl Routinehlaintcnancc hlalillcnaAcc Pe(so>>Acl Operating I'crsonncl IlcalthPhysicsPersonnel Supervisory Pc(son>>cl Engineering Pe(sonncl Insc(vice Inspection hlaintcnancc Personnel Opcrallllg Icrsonncllleal(hI'hysicsPersonnel Supervisory Personnel Engineering I'cfsunnil Specialhlaintcnancc htainlcl>'i>ice Icfsslilnct Opcraling Personnel llcalthI'tiysics Personnel Supcrv'sory Pcrs>ii>llci I'A>'.inccflil

'vfso>IACI (PasteProcessing hlaintcnancc I'crsonncl Okra(>i'lg PcfsOAAC(

IlcalthPhysi;Personnel Supcfvishry I'crsonnct

.Enu>ccringPersonnel ltctuelu>g hlaintcnancc I'crsi>noel Opera(inPcrslore(lleallhI'hysi'sI'crsonnel Supervisory Personnel Engineering Personnel TOThLhtaintcllancc Pcrsonncl Operating Personnel lleal(hI'Iiysics Personnel Supervisory Pcrsunncl Engineering Personnel

'GrandTotal01683010126400843561215'41361261071311545107421585177000-003200100,2129005350027'001388005396001004'180600020022'41~340324100100015048003>)6056450038.219.10.8031.88.25.42.20.6002.'71.81.039.85.'26.51.90.69.'13.11.62.5064.13.01.40.40.5144.857.736.7~9.62.7251.500010.1000.300000.90.320.6002.21.31.5000024.4000.10.356.6003.51.962.00017.601.072.3018.9'06.807.61.6~518.6-013.9'1;60.4002.50013.504.600111.2065.13'.21.9181.4

CHALLENGES TOPRESSURIZER SAFETYRELIEFVALVESInaccordance withNRCletterofMay7,1980,FiveAdditional TMI-2RelatedRequirements forOperating

Reactors, Enclosure 3,II.K.3.3.b, allchallenges totheReliefValvesshouldbedocumented intheAnnualReport.Therewerenochallenges totheReliefValvesduringthisreporting period.CHALLENGES TOPRESSURIZER PORV'SInaccordance withNRCletterofMay7,1980,FiveAdditional TMI-2RelatedRequirements forOperating
Reactors, Enclosure 3,II.K.3.3.d, allchallenges tothePORV'Sshouldbedocumented intheAnnualReport.Therewerenochallenges tothePORV'Sduringthisreporting period.78 1rt MANGROVESURVEYThisreportisinaccordance withTechnical Specification 4.7.6.1.2 (FloodProtection).

Acomparison oftheDecember, 1975,aerialphotoFS-8770-310, withtheJanuary15,1981,aerialfalsecolorinfraredphotoindicates approximately 3acresofmangroves.

havebeenremovedfromtheareaadjacenttoandsouthofthedischarge canalatthepointwherethedischarge canalpenetrates thebeachdunes.Theremovalisassociated withtheconstruction andinstallation oftheadditional discharge pipeline.

Thiswaspreviously reviewedduringtheplanningphaseoftheconstruction work.Thisnewareawillbesurrounded byadike,anditisfeltthatthereisnoadverseimpactonthefloodprotection affordedtoUnit!i'1.Therecontinuetobeindications ofadditional mangrovegrowthoutsideoftheconstruction workareas.Thiswouldtendtoprovidefloodprotection tothepowerplantator'reater thanthedesigncriterialevel.P'e79 k

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