ML011420122

March 22, 2001: Summary of Meeting with Risk-Informed Technical Specification Task Force (Ritsf)

ML011420122
Person / Time
Issue date:	05/22/2001
From:	Dennig R L Technical Specifications Branch
To:	Bradley B Nuclear Energy Institute
Gilles N V, NRR/DRIP, 415-1180
References
Download: ML011420122 (10)

Text

May22,2001Mr.BiffBradleyNuclearEnergyInstitute Suite400 1776IStreet,NW Washington,DC20006-3708

SUBJECT:

MARCH22,2001:

SUMMARY

OFMEETINGWITHRISK-INFORMEDTECHNICALSPECIFICATIONTASKFORCE(RITSTF)Mr.Bradley:ThepurposeofthisletteristotransmitthesummaryofameetingwiththeRITSTF.ThemeetingwasheldattheNuclearRegulatoryCommissionofficesinRockville,Maryland,on March22,2001.Sincerely,/RA/RobertL.Dennig,ActingChiefTechnicalSpecificationsBranch DivisionofRegulatoryImprovementPrograms OfficeofNuclearReactorRegulation

Enclosures:

1.MeetingSummary2.Agenda 3.AttendanceListccw/encls:Seeattachedlist May22,2001Mr.BiffBradleyNuclearEnergyInstitute Suite400 1776IStreet,NW Washington,DC20006-3708

SUBJECT:

MARCH22,2001:

SUMMARY

OFMEETINGWITHRISK-INFORMEDTECHNICALSPECIFICATIONTASKFORCE(RITSTF)Mr.Bradley:ThepurposeofthisletteristotransmitthesummaryofameetingwiththeRITSTF.ThemeetingwasheldattheNuclearRegulatoryCommissionofficesinRockville,Maryland,on March22,2001.Sincerely,/RA/RobertL.Dennig,ActingChiefTechnicalSpecificationsBranch DivisionofRegulatoryImprovementPrograms OfficeofNuclearReactorRegulation

Enclosures:

1.MeetingSummary2.Agenda 3.AttendanceListccw/encls:Seeattachedlist DISTRIBUTION:Seeattached.DOCUMENTNAME:C:\MTGSUMRITSTF3-21-01.WPDACCESSIONNUMBER:ML011420122TEMPLATE:

NRC-001OFFICENRR/DRIP/RTSBNRR/DRIP/RTSBNAMENVGillesRLDennigDATE05/21/0105/22/01OFFICIALRECORDCOPY MultipleAddresseesccviae-mail

Mr.TonyPietrangelo NuclearEnergyInstituteMr.TonyBrooksNuclearEnergyInstituteMr.AlanHackerott,ChairmanOmahaPublicPowerDistrictMr.JerryAndréWestinghouseElectricCompanyMr.JamesAndrachekWestinghouseElectricCompanyMr.JackStringfellowSouthernNuclearOperatingCompanyMr.DonaldMcCamyBrownsFerryNuclearPlantMr.RaySchneiderWestinghouseElectricCompanyMr.JamesRiccioPublicCitizenMr.RogerHustonLicensingSupportServicesMr.GaryChungSouthernCaliforniaEdisonMr.RickHillGeneralElectricNuclearEnergyMr.MichaelS.Kitlan,Jr.DukeEnergyCorporationMr.NoelClarksonDukeEnergyCorporationMr.DonaldHoffmanEXCELServicesCorporationMr.MikeEplingFramatomeTechnologiesMr.DustyRhoadsEnergyNorthwestMs.NancyChapmanSERCH/BechtelMs.DeannRaleighLIS/Scientech MultipleAddresseesDISTRIBUTION

SCollins/JJohnsonRWBorchardt BWSheron DBMatthews FGillespie GMHolahan WDBeckner RJBarrett RLDennig FMReinhart MLWohl NTSaltos TSBStaff JAZwolinski AWMarkley SLMagruder MACunningham,RES MMarkley,ACRSStaff ADAMS PUBLIC TSBR/F Enclosure1 1

SUMMARY

OFMARCH22,2001NRC/INDUSTRYMEETINGOFTHENEIRISK-INFORMEDTECHNICALSPECIFICATIONTASKFORCENRCstaffmetwiththeNEIRisk-InformedTechnicalSpecificationTaskForce(RITSTF)onMarch22,2001,from9:30am-12:30pm.ThemeetingagendaisprovidedinEnclosure2and theattendeelistisinEnclosure3.TheNRCstaffdiscussedthestatusofthereviewofTSTF-358(Initiative2)whichconcernsrequirementsrelatedtomissedsurveillances.Thestaffdiscussedthepotentialneedfor interactionwiththeRisk-InformedLicensingPanelandthestaff'scommitmenttoprovidetheFederalRegisterNoticepackagetotheAdvisoryCommitteeonReactorSafeguardsandtotheNRCRegionalOfficesforinformationpriortopublicationofthepackageintheFederalRegister forpubliccomment.Thestaffstatedthattheybelievedtheycouldhavetheproposedchanges publishedintheFederalRegisterforcommentinMay2001.Theindustryrepresentativescommentedthatthefasterthepackagecouldbepublishedforcomment,thebetterforthemto beabletodemonstratethesuccessoftheRITSTFactivities.Thestaffagreedbutstatedthatit wasbettertoflushoutstakeholderconcernsearlyintherisk-informedtechnicalspecification processbecausethelaterinitiativeswouldinvolvegreatercomplexity.RepresentativesfromtheNuclearEnergyInstitute(NEI)statedthattheywerepreparinga"whitepaper"ontheRITSTFinitiativesandthattheRITSTFmemberswerereviewingthe paper.NEIstatedthattheyhopedtoprovidethepapertotheNRCstaffinMay2001for informationanddiscussion.ThegroupdiscussedTSTF-359(Initiative3)concerningmoderestraintflexibility.TheNEITechnicalSpecificationTaskForce(TSTF)hadrecentlysubmittedRevision5ofTSTF-359to thestaffforreview.NEIsuggestedthatthegroupscheduleameetingearlyinthesummerto discussthechangesinthisrevision.NEIalsosuggestedthatthegroupmightbenefitfroma broaderNRCaudienceatsuchameeting.NEIstatedthatTSTF-359containssome techniquesthatwillbebuiltuponinlaterinitiatives.TherewasabriefdiscussionofInitiative1relatedtosafeendstates.ThestaffhasbeenreviewingtopicalreportsfromboththeCombustionEngineeringOwnersGroupandtheBoiling WaterReactorOwnersGroup(BWROG)onthissubject.Industryrepresentativesstatedthat theyexpectedaTSTFchangepackageforbothownersgroupstobesubmittedtothestaff withinaboutonemonthaftertheissuanceofthesafetyevaluationsforthetwotopicalreports.ThestaffdiscussedtherelativepriorityofTSTFchangepackagescurrentlyunderreviewthatwouldbeprocessedunderthestaff'sConsolidatedLineItemImprovementProcess(CLIIP).

Theprioritiesare(1)publicationofTSTF-358intheFederalRegisterforpubliccomment;(2)identificationofascheduleforthereviewofTSTF-359;and(3)publicationofTSTF-360 (requirementsforDCsources)intheFederalRegisterforpubliccomment.NEIpresentedtheindustry'sapproachtoInitiative4concerningthereplacementofthecurrentsystemoffixedcompletiontimeswithrelianceonaconfigurationriskmanagementprogram (CRMP).NEIstatedthattherewasbothanear-termandalong-termeffort.Thenearterm effortinvolvedamorepragmaticapproachwhichcouldbeimplementedunderthecurrent technicalspecificationruleandwithintheexistingtechnicalspecificationframework.Thenear-Enclosure1 2termeffortinvolvesimplementingaCRMPwitha"backstop"ornot-to-exceedcompletiontime.NEIstatedthatworkisunderwayandthattheeffortissplitintothreeareas:(1)workonthe developmentofthetechnicalspecificationframeworkandbackstop;(2)workonthe requirementsfortheanalysisperformedundertheCRMP;and(3)workonachievable backstopsorupperlimits.NEIstatedthatthecurrentscheduleforthenear-termeffortisto submitaTSTFchangepackagebytheendof2001.OneoftheissuesassociatedwithInitiative4ishowtoaddressPRAquality.NEIindicatedthatsomeareasthatpresentdifficultyaretheinclusionofanalysisforshutdownmodesandfor externaleventsandthatthesearebeinglookedinto.NEIdiscussedthelong-termeffortunderwayrelatedtoInitiative4whichisundertheguidanceoftheexecutivelevelworkinggroupandrepresentsamoreprofoundchangethatwouldrequire rulemakingfor10CFR50.36.Thiseffortwouldchangethefundamentalformatoftechnical specificationsandreplaceequipmentconfigurationprovisionswithriskmetricmanagement.

NEIstatedthatthiseffortwasnotasfaralonginscheduleplanningandwouldbediscussedin moredetailinthewhitepaperthatNEIwaspreparing.NEIalsostatedthattheythoughtthat thisconceptwouldgoalongwaytowardestablishingatechnicalspecificationframeworkfor futureplants.ThegroupdiscussedthesynergismbetweenInitiative4andInitiative7concerningtheimpactofnon-technicalspecificationsupportsystemsontechnicalspecificationLimitingConditionsfor Operation.NEIstatedthataTSTFchangepackageforInitiative7willbesubmittedfirstand thatInitiative4willbelimitedtorequirementsassociatedwithequipmentwhileInitiative7will addresssupportandsupportedsysteminteractions.NEIindicatedthatworkwasunderwaytodevelopInitiative7andthatitwasbeingmodeledafterTSTF-372relatedtochangesinrequirementsforsnubbers.NEIalsoindicatedthatthe currentworkbeingdonetodevelopacomprehensivedefinitionofthetermunavailabilitywasimportanttotheworkonInitiative7.ThegroupbrieflydiscussedInitiative5bregardingtherelocationofsurveillancefrequenciestoalicensee-controlledprogramoutsideofthetechnicalspecifications.Thesurveillance requirementsthemselveswouldremaininthetechnicalspecificationsandwouldsimplyreferto theprogramforthesurveillancefrequency.RepresentativesoftheBWROGindicatedthatthey wereveryinterestedinthisinitiativeandthattheyintendedtobeginworkonthisinitiativeand coordinatetheireffortswiththeotherownersgroupsthroughNEI.Initiative5aregardingthe relocationofsurveillancerequirementsnotrelatedtosafetyiscurrentlybeingworkedbythe TSTF.WithregardtoInitiative6concerningrequirementsrelatedtoLCO3.0.3,thestaffindicatedthatitisreviewingareportsubmittedbytheCEOGandexpectstocompleteitsreviewthissummer.WithregardtoInitiative8concerningtheremovalorrelocationofnonsafetysystemsandnonrisksignificantsystemsoutoftechnicalspecifications,NEIstatedthatitisconsideringsplitting thisinitiativeintotwoparts.Onepartwouldtoaddressanoptionthatwouldnotrequire rulemakingbutwouldrelyonre-analyzingtheriskassociatedwithsystemsthatwereretainedin technicalspecificationsunderCriterion4of10CFR50.36(c)(2)(ii).Thesecondpartwould Enclosure1 3requirerulemakingtoallowsystemsoflowsafetysignificancetoberemovedfromtechnicalspecificationseveniftheymetCriterion1,2,or3of10CFR50.36(c)(2)(ii).Duringdiscussionofthevariousinitiativesunderconsideration,thestaffindicatedthatitbelievedthatthecurrentguidancerelatedtorisk-informedtechnicalspecificationchanges, RegulatoryGuide1.177,maynotbesuitabletoaddressthecurrentgroupofinitiativesbeing proposedbytheindustryandthatsomethoughtshouldbegiventorevisingoreliminatingthe currentguidance.Finally,thegroupagreedtomeetagainonMay24,2001,whenNEIwouldpresentthewhitepaperonthecollectivesetofRITSTFinitiatives.

1SeeattachedlistofRisk-InformedTechnicalSpecificationInitiatives.Enclosure2AgendaforRITSTFMeetingThursday,March22,20019:30a.m.-12:30p.m.TWFNRoom7A1Purpose:(1)Toprovidestakeholderswithanunderstandingoftheprocess,priority,andscheduleforreviewofTSTF-358andTSTF-359.

(2)Todiscussindustry'sproposalsforgeneralapproachestoInitiatives4and7.

1AgendaItemTimeIntroductionandadoptionofagenda9:30am-9:45amStatusandpriorityofTSTF-358(Initiative2)andTSTF-359(Initiative3)9:45am-10:15amDiscussionofproposedapproachtoInitiative4toreplacethecurrentsystemoffixedcompletiontimeswithreliance onaconfigurationriskmanagementprogram(CRMP)10:15am-11:15amBreak11:15am-11:30amDiscussionofproposedapproachtoInitiative7todefineactionstobetakenwhenequipmentisnotoperablebutis stillfunctional11:30am-12:15pmWrapupanddiscussnextsteps12:15pm-12:30pm Enclosure2Theindustryhasidentifiedeightinitiativestodateforrisk-informedimprovementstotheSTS,summarizedbelow.Initiative1.Definethepreferredendstatefortechnicalspecificationactions(usuallyHotShutdownforPWRs).2.Increasethetimeallowedtodelayenteringrequiredactionswhenasurveillanceismissedbasedonariskassessment.3.Modifyexistingmoderestraintlogictoallowgreaterflexibility(i.e.,useriskassessmentsforentryintohighermodelimitingconditionsforoperation(LCOs)basedonlowrisk).4.Replacethecurrentsystemoffixedcompletiontimeswithrelianceonaconfigurationriskmanagementprogram(CRMP).5.Optimizesurveillancefrequencies.

6.IdentifyconditionsleadingtoentryintoLCO3.0.3andperformarisk-informedevaluationoftheconditionstodeterminewhetheritisacceptabletoallowcontinuedoperationforsome periodoftime.7.Defineactionstobetakenwhenequipmentisnotoperablebutisstillfunctional.

8.Remove/relocateallnonrisksignificantsystemsoutofTS.

Enclosure3MeetingAttendeesNameAffiliationRaySchneiderWestinghouse/CEOGAlanHackerottOmahaPublicPowerDistrict/CEOG BiffBradleyNuclearEnergyInstitute TonyPietrangeloNuclearEnergyInstitute TonyBrooksNuclearEnergyInstitute MikeSchoppmanNuclearEnergyInstitute DonaldHoffmanEXCELServices JerryAndréWestinghouse/WOG JimAndrachekWestinghouse/WOG JackStringfellowSouthernNuclearCompany RickHillGeneralElectric J.E.RhoadsEnergyNorthwest/BWROG MikeKitlanDukePower/BWOG FrankRahnElectricPowerResearchInstitute NancyChapmanSERCH/Bechtel DeannRaleighLIS/Scientech RogerHustonLicensingSupportServices MillardWohlNRC/NRR/SPSB NickSaltosNRC/NRR/SPSB BobDennigNRC/NRR/RTSB CynthiaCarpenterNRC/NRR/DRIP DaleThatcherNRC/NRR/IQPB KamalNaiduNRC/NRR/IQPB NanetteGillesNRC/NRR/RTSB