IR 05000331/2004002: Difference between revisions
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| number = ML17215A866 | | number = ML17215A866 | ||
| issue date = 04/29/1985 | | issue date = 04/29/1985 | ||
| title = Submits | | title = Submits Results of 850331-0402 Eddy Current Inservice Insp of Steam Generators 2A & 2B.Steam Generators 2A & 2B Had 141 & 118 Imperfections,Respectively.Areas of Concern Will Be Monitored at Next Eddy Current Exam | ||
| author name = WILLIAMS J W | | author name = WILLIAMS J W | ||
| author affiliation = FLORIDA POWER & LIGHT CO. | | author affiliation = FLORIDA POWER & LIGHT CO. | ||
Revision as of 23:29, 12 February 2018
| ML17215A866 | |
| Person / Time | |
|---|---|
| Site: | Duane Arnold  |
| Issue date: | 04/29/1985 |
| From: | WILLIAMS J W FLORIDA POWER & LIGHT CO. |
| To: | MILLER J R Office of Nuclear Reactor Regulation |
| References | |
| L-185-169, NUDOCS 8505030487 | |
| Download: ML17215A866 (4) | |
Text
'EGULATOR'FORMATIONDISTRIBUTIONSTEM(RIDS)ACCESSIONNBR:8505030487DOC,DATE:85/04/29'OTARIZED:NOFACIL:50"389St,LuciePlant~Unit2iFloridaPower8LightCo.AUTH~NAMEAUTHORAFFILIATIONWILLIAMS~J~N~FloridaPowerLLightCo,RECIP~NAMERECIPIENTAFFILIATIONMILLER',R~DivisionofLicensingDOCKET05000389
SUBJECT: Submitsresultsof850331-0402eddycur>entinserviceinspofSteamGenerators2A8,2B,SteamGenerators2A828had141118imperfectionsirespectively~Areasofconcer,nwillbe'onitoredatnexteddycurrentexam,DISTRIBUTIONCODEoA047DCOPIESRECEIVED;LTRENCLSIZE:I.ITITLE:ORSubmittal:InserviceInspection/TestingNOTES;OL:04/06/8305000389RECIPIENTIDCODE/NAME',NRRORB3BC01INTERNAL:ACRS16ELD/HDS2NR4TEB14REGI04COPIESLTTRENCL'7101010111RECIPIENTIDCODE/NAMEADM/LFMBNRR/DE/MEB15NRR/DL/TAPtlGRGN2COPIESLTTRENCL0111EXTERNAL:LPDRNSIC0305111NRCPDR02TOTALNUMBEROFCOPIESREQUIRED:LTTR27ENCL25 0rlfI~i,Sl'I Cj<<rFLORIDAPOWER&LIGHTCOMPANYApril29,1985L-85-169OfficeofNuclearReactorRegulationAttention:Mr.3amesR.Miller,ChiefDivisionofLicensingU.S.NuclearRegulatoryCommissionWashington,D.C.20555
DeariVlr.Miller:
Ref:St.LucieUnit2DocketNo.50-389UnscheduledSteamGeneratorInserviceInsectionResultsFromMarch31,1985thruApril2,1985,FPLperformedanunscheduledEddyCurrentInserviceInspectionofbothSteamGeneratorsforSt.LucieUnit2.ThisinspectionwasperformedtoaddressbothFPLandindustryconcernsregardingabnormalwearinthebatwingareaandwasnotrequiredpertheplanttechnicalspecifications.Theinspectionprogramwasdesignedtoboundtheareaofconcernandincludedinspectionof303tubesinSteamGenerator2Aand300tubesinSteamGenerator2B.The2ASteamGeneratorhad101imperfectionsin86tubesand130tubesweremechanicallyplugged.38tubes,atorabove00%imperfectiondepth,wereplugged.08tubesfoundtohaveimperfectiondepthlessthan00%wereplugged.Inaddition,08tubeswerepreventativelypluggedbecauseofthebatwingareaconcern.The2BSteamGeneratorhad118imperfectionsin69tubesand130tubesweremechanicallyplugged.38tubes,atorabove00%imperfectiondepth,wereplugged.31tubesfoundtohaveimperfectiondepthlessthan00%wereplugged.Inaddition,61tubeswerepreventativelypluggedbecauseofthebatwingareaconcern.Theareaofconcern.willbemonitoredatthenextEddyCurrentExaminationtodeterminefurtherdegradation.Attached,foryourinformation,pleasefindthesummaryresultsoftheinspection.Verytrulyyours,J.W.Williams,3r.GroupVicePresidentNuclearEnergy3WW/SAV/mvtAttachmenthcc:HaroldF.ReisDr.3.NelsonGracePNS-LI-85-170vpDR~OSO4878504g9~8N)OC~OSOOOQ89PDRPEOPLE...SERVINGPEOPLE AttachmentSummaryresultsofPSL-2ECTSteamGeneratorISIperformedfromMarch31,1985thruApril2,1985.SteamGenerator/$2ATotalTubesTestedTotalimperfections<20%'otalDegraded?20-39%TotalTubesabovePluggingLimit<0%TotalTubesPreviouslyPluggedTotalTubesMechanicallyPluggedthisOutageSteamGenerator/72B303153338130TotalTubesTestedTotalImperfections<20%TotalDegradedTubes>20-39%TotalTubesabovePluggingLimiD00%TotalTubesPreviouslyPluggedTotalTubesMechanicallyPluggedthisOutageIndicationLocations:DiagonalBarColdlegQBottomDiagonalBarColdlegQTopDiagonalBarHotlegQBottomDiagonalBarHotlegQTopVerticalStrap//1SubTotalOtherArtifactsRecordedAre:3001912383130S/G>>Art011850266S/GIIBII381507126118DentsatDiagonalBarHotlegDentsatDiagonalBarColdlegQBottomDentatDiagonalBarColdlegQTopPermeabilityVariations