ML18026A449

Forwards Request That NRC Take Actions Re 10CFR2.206 to Protect Public from Undue Risk from Spent Fuel Storage

ML18026A449
Person / Time
Site:	Susquehanna
Issue date:	11/28/1994
From:	LOCHBAUM D A, PREVATTE D C AFFILIATION NOT ASSIGNED
To:	TAYLOR J M NRC OFFICE OF THE EXECUTIVE DIRECTOR FOR OPERATIONS (EDO)
References
2.206, NUDOCS 9412190197
Download: ML18026A449 (61)

Text

CpitgCeDavidA.Lochbaum80TuttleRoadWatchung,NJ07060(908)754-3577November28,1994DonaldC.Prevatte7924WoodsbluffRunFogelsville,PA18051(215)398-9277Mr.JamesTaylorExecutiveDirectorforOperationsUnitedStatesNuclearRegulatoryCommissionWashington,DC205554001

SUBJECT:

10CFR2.206RequestforNRCAction

DearMr.Taylor:

.InalenerdatedOctober13,1994,Mr.GaryM,Holohan,Director-DivisionofSystemsSafetyandAnalysis,transmittedtheTaskActionPlanforSpentFuelStoragePoolSafetytoMr.AshokC.Thadani,AssociateDirectorforTechnicalAssessment.ThisactionplanoutlinedtheNRCplanstoevaluatethegenericimplicationsofthenuclearsafetyconcernsweidentifiedintheSusquehannaSteamElectricStationandsubmittedtotheNRCina10CFR21reportdatedNovember27,1992.ThedraftofthisactionplanwasdescribedinapublicmeetingonSeptember6,1994.TheapprovedactionplanwastransmittedbyaletterdatedOctober24,1994,anddiscussedinapublicmeetingonOctober25,1994.Theactionplaninvolvesteaminspectionsatselectedsites,industryexperiencereportreviews,andriskassessmentstodevelopacourseofactionforpotentialgenericactions.TheactionplanindicatesthatthiscourseofactionisscheduledtobedevelopedbyNovember1995andthecourseofactionimplementedbyDecember1996.PursuanttotheprovisionsofSection2.206ofTitle10oftheCodeofFederalRegulations,werespectfullyrequestthattheNRCtaketheactionsspecifiedontheenclosuretoprotectthepublicfromundueriskfromspentfuelstorage.Theseactionsareonlyintendedtopreventanylicenseefromincreasingtheprobabilityofand/orconsequencesfromthespentfuelpoolcoolingproblemswhilethestaffisevaluatingthegenericimplicationsofthe10CFR21issues.Theserequestedactionsonlyapplytotheinterimperiodwhilethestaffdefinesacourseofactionandterminateuponimplementationofthecourseofaction.InaccordancewithPartIIofNRCDirective8.11,ReviewProcessfor10CFR2.206Petitions",wehavecarefullystructuredtheserequestedactionssoasnotto"...avoidorcircumvent..."thestaff'sstatedactionplan.Pleasenotethattherequestedactionsweresubmittedtogetherforconvenience,andtherequestedactionsshouldbeacceptedordeniedbasedontheirindividualmerits.Pleasefeelfreetocontactusforadditionalinformationorclarificationregardingthisrequestforaction.Wearenotrequestinganinformalpublichearingforthispetitionsincethestaffshouldhavesufficientunderstandingoftheunderlyingconcerns.Sincerely,EnclosureDavidA.hbaumCtuu/r.g,.DonaldC.vatteVihvgagggpgEnclosure3 CC:Mr.NoelDudleyAdvisoryCommitteeonReactorSafeguardsUnitedStatesNuclearRegulatoryCommissionWashington,DC20555Mr.SamHollandOfficeoftheInspectorGeneralUnitedStatesNuclearRegulatoryCommissionWashington,DC20555Dr.JohnT.LarkinsExecutiveDirector,AdvisoryCommitteeonReactorSafeguardsUnitedStatesNuclearRegulatotyCommissionWashington,DC20555Mr.RichardA.MatakasUnitedStatesNuclearRegulatoryCommission475AllendaleRoadKingofPrussia,PA19406-1415Mr.WilliamRussellDirector,OfficeofNuclearReactorRegulationUnitedStatesNuclearRegulatoryCommissionWashington,DC205554001Mr.IvanSelinChairmanUnitedStatesNuclearRegulatoryCommissionWashington,DC205554001Mr.JosephW.Shea,ProjectManagerOfficeofNuclearReactorRegulationUnitedStatesNuclearRegulatoryCommissionWashington,DC205554001Mr.DavidC.WilliamsInspectorGeneralUnitedStatesNuclearRegulatoryCommissionWashington,DC20555 TheHonorableJosephI.LiebermanChairman,SenateEnvironmentandPublicWorksCommittee,SubcommitteeofCleanAirandNuclearRegulationSD458Washington,DC20510TheHonorableRichardH.LehmanChairman,HouseNaturalResourcesCommittee,SubcommitteeonEnergyandMineralResources818O'eillBuilding300NewJerseyAvenue,S.E.Washington,DC20515TheHonorablePhilipR.SharpChairman,HouseEnergyandCommerceCommittee,SubcommitteeonEnergyandPower331FordBuilding2"andDStreets,S.W.Washington,DC20515Ms.LeslieGreerMassachusettsAssistantAttorneyGeneral1AshburtonPlaceBoston,MA02108Mr.PaulGunterNuclearInformationandResourceService142416~StreetNWWashington,DC20036Dr.JudithJohnsrud433OrlandoAvenueStateCollege,PA16803Mr.RobertD.PollardUnionofConcernedScientists1616PStreetNWWashington,DC20036Ms.JoanneRoyceGovernmentAccountabilityProject810PStreetNE,Suite630Washington,DC20002-3633

'I IasNovember28,1994EnclosurePage1of3ActionsRequestedunderSection2.206ofTMe10oftheCodeofFederalRegulations1)RequestedActionWithRespecttoIssuanceofOperathgLicensesofFederalRegulationstoanyapplicant(e.g.TennesseeValleyAuthorityforthe%'attsBarNuclearPlant)untilthecourseofactiondevelopedbytheTaskActionPlanforSpentFuelStoragePoolSafetydatedOctober13,1994isimplementedunlessthatapplicantevaluatesthespentfuelpoolcoolingsafetyconcernsidentifiedinthe10CFR21reportdatedNovember27,1992andaddressedinthestaffsSafetyEvaluation(scheduledtobeissuedinDecember1994)andtheapplicant'sevaluationisformallyreviewedandacceptedbythestaffaspartofthelicensingprocess.Theapplicant'sevaluationshallexplicitlyaddresshowtherequirementsofSection100ofTitle10oftheCodeofFederalRegulationsaresatisfiedforspentfuelhandlingandstorageduringnormaloperationandQaldesignbasisevents.JustificationThestaffissuedanoperatingticenmfortheSusquehannaSteamElectricStationwhhoutrequiring,itslicenseetobeinfullcompliancewithetdstingregulationssuchasIOCFRSO,AppendixA,GeneralDesignCriterion61becausedesignbasiseventscenariosidentifiedhthe10CFR21reportdatedNovember27,1992hadnotbeenconsideredatthetimeofinitiallicensing.Previousstaffevaluationscoveringthehandlingandstorageofspentfuel,includingNUREG4404andNUREG-1353,determinedthatcompliancewithexistingregulationsprovidedreasonableassurancethatpublichealthandsafetywouldbeprotected.Thisrequestedactionisintendedtoprovidereasonableassurancethatanotheroperatinglicenseisnotgrantedwithouttheapplicantdemonstratingfullcompliancewithallapplicableregulationsonspentfuelstorage.Thisrequestedactionisterminatedbythestaffsimplementationofthecourseofactionresultingfromitsdeterminationofgenericimplicationsassociatedwithspentfuelstoragesinceappropriatemeasures(i.e.ruiemakingorgenericbulletins)willbeinplacetoprovidereasonableassurance,2)RequestedActionWithRespecttoAmendmentsofOperatingLicenses50.92ofTitle10oftheCodeofFederalRegulationstoanylicenseeinanyoftheareaslistedbelowuntilthecourseofactiondevelopedbytheTaskActionPlanforSpentFuelStoragePoolSafetydatedOctober13,1994isimplementedunlessthatlicenseeevaluatesthespentfuelpoolcoolingsafetyconcernsidentifiiedinthe10CFR21reportdatedNovember27,1992andaddressedinthestaffsSafetyEvaluation(scheduledtobeissuedinDecember1994)andthelicensee'sevaluationisformallyreviewedandacceptedbythestaffaspartoftheamendmentprocess.Thelicensee'sevaluationshallexplicitlyaddresshowtherequirementsofSection100ofTitle10oftheCodeofFederalReguhrionsaresatisfiedforspentfuelhandlingandstorageduringnormaloperationand+aldesignbasisevents.Operatinglicenseamendmentswhichinvolveoneormoreofthefollowingsubjectsarecoveredbythisrequestedaction:2.1increasedcapacityofspentfuelstoragepool2.2increasedlicensedreactorpowerlevel ActionsRequestedunderSection2.206ofTitle10oftheCodeofFedemlRegulationsNovember28,1994EnclosurePage2of3JustificationThestaffissuedanoperatingliceasefortheSusquehannaSteamElectricStationwithoutrequiringitslicenseetobeinfullcompliancewithexistingregulationssuchas10CFR50,AppendixA,GeneralDesignCriterion61becausedesignbasiseventscenariosidentifiedinthe10CFR21reportdatedNovember27,1992hadnotbeenconsideredatthetimeofinitiallicensing.Thestaffmayhaveissuedoperatinglicensesforotherfacilitieswhichalsofailedtocomplywithallapplicableregulationsonspentfuelstorage.Previousstaffevaluationscoveringthehandlingandstorageofspentfuel,includingNUREG4404andNUREG-1353,determinedthatcompliancewithexistingregulationsprovidedreasonableassurancethatpublichealthandsafetywouldbeprotected.Thisrequestedactiontheeisintendedtoprovidereasonableassurancethatanoperatinglicenseamendmentforanyactihy'thofanyvlhywlepotentialforincreasingspentfuelstorageriskisnotgrantedwithoutthelicenseedemonstratinfullcompliancewithallapplicableregulationsonspentfuelstorage.Increasingthecapacityofthespentnsgfuelpoolorthereactorthermalpowerlevelhasthepotentialforincreasingthedecayheatgenerationrateandsourceterminventoryinthespentfuelpoolwhichareprimaryfactorsinspentfuelstoragerisk.Thisrequestedactionisterminatedbythestaff'simplementationofthecourseofactionresultingfromitsdeterminationofgenericimplicationsassociatedwithspentfuelstoragesinceappropriatemeasures(i.e.rulemakingorgenericbulletins)wBIbeinplace.toprovidereasonableassurance.3)RequestedActionWithRespecttoRenewalsofOperatingLicensesTitle10oftheCodeofFederalRegulationstoanylicenseeuntilthecourseofactiondevelopedbytheTaskActionPlanforSpentFuelStoragePoolSafetydatedOctober13,1994isimplementedunlessthatlicenseeevaluatesthespentfuelpoolcoolingsafetyconcernsidentifiedinthe10CFR21reportdatedNovember27,1992andaddressedinthestaffsSafetyEvaluation(scheduledtobeissuedinDecember1994)andthelicensee'sevaluationisformallyreviewedandacceptedbythestaffaspartofthelicenserenewal/extensionprocess.Thelicensee'sevaluationshallexplicitlyaddresshowtherequirementsofSection100ofTitle10oftheCodeofFederalRegulationsaresatisfiedforspentfuelhandlingandstorageduringnormaloperationand+aldesignbasisevents.JcstlgcstionThestaffissuedanoperatioglicensefortheSusquehannaSteamElectricStadonwithoutrequiringitslicenseetobeinfullcompliancewithexistingregulationssuchas10CFR50,AppendixdA,GeneralDesignCriterion61becausedesignbasiseventscenariosidentifiedinthe10CFR21atedNovember27,1992hadnotbeenconsideredatthetimeofinitiallicensing.Thestaffmayhaveissuoperatinglicensesforotherfacilitieswhichalsofailedtocomplywithallapplicableregulationsonspentfuelstorage.Previousstaffevaluationscoveringthehandlingandstorageofspentfuel,includingNUREG4404andNUREG-1353,determinedthatcompliancewithexistingregulationsprovidedreasonableassurancethatpublichealthandsafetywouldbeprotected,Thisrequestedactionisintendedtoprovidereasonableassurancethatanoperatinglicenserenewal/extensionisnotgrantedwithoutthelicenseedemonstratingfullcompliancewithallapplicableregulationsonspentfuelstorage.icenserenewal/extensionhasthepotentialforincreasingthedecayheatgenerationrateandsourceterminventotyinthespentfuelpoolwhichareprimaryfactorsinspentfuelstoragerisk.Thisrequestedactionisterminatedbythestaffliimplementationofthecourseofactionresultingfromitsdeterminationofgenericimplicationsassociatedwithspentfuelstoragesinceappropriatemeasures(i.e.rulemakingorgenericbulletins)willbeinplacetoprovidereasonableassurance.

November28,1994EnclosurePage3of3ActionsRequestedunderSection2.206ofTitle10oftheCodeofFederalRegulations4)RequestedActionWithRespecttoIndependentSpentPeelStorageLicensesissuedunderPart72ofTitle10oftheCodeofFederalRegulationstoanylicenseeuntilthecourseofactiondevelopedbytheTaskActionPlanforSpentFuelStoragePoolSafetydatedOctober13,1994isimplementedunlessthatlicensee(orapplicant)evaluatesthespentfuelpoolcoolingsafetyconcernsidentifiedinthe10CFR21reportdatedNovember27,1992andaddressedinthestaffsSafetyEvaluation(scheduledtobeissuedinDecember1994)andthelicensee's(orapplicant's)evaluationisformallyreviewedandacceptedbythestaffaspartofthelicensingprocess.Thelicensee's(orapplicant's)evaluationshallexplicitlyaddresshowtherequirementsofSection100ofTitle10ofthe~CodeofFederalRegulationsaresatisfiedforspentfuelhandlingandstorageduringnormaloperationandalldesignbasisevents.Justification'ihestaffissuedanoperatinglicensefortheSusquehannaSteamElectricStationwithoutrequiringitslicenseetobeinfullcompliancewithexistingregulationssuchas10CFR50,AppendixA,GeneralDesignCriterion61becausedesignbasiseventscenariosidentifiedinthe10CFR21reportdatedNovember27,1992hadnotbeenconsideredatthetimeofinitiallicensing.Thestaffmayhaveissuedoperatinglicensesforotherfacilitieswhichalsofailedtocomplywithallapplicableregulationsonspentfuelstorage,Previousstaffevaluationscoveringthehandlingandstorageofspentfuel,includingNUREG4404andNUREG-1353,determinedthatcompliancewithexistingregulationsprovidedreasonableassurancethatpublichealthandsafetywouldbeprotected.Thisrequestedactionisintendedtoprovidereasonableassurancethatalicenseforindependentspentfuelstorageisnotgrantedwithoutthelicenseedemonstratingfullcompliancewithallapplicableregulationsonspentfuelstorage.Independentspentfuelstorageactivitiesinvolvethemovementofheavyloadsinandaroundtherefuelingfloorarea.OneoftheelementsoftheTaskActionPlanistore-assesstherisksassociatedwithheavyloadsonlossofspentfuelpoolcoolingevents.NUREG4612allowedlicenseestoresolvetheheavyloadissuethroughrelianceondesignatedpathwayswhichavoidedtransportingheavyloadsoversafetyrelatedequipment.Inmanynuclearpowerplants,thespentfuelpoolcoolingsystemsarenon-safetyrelatedsystemsandthusmaynotbeprotectedfromthepostulateddropofaheavyload.Thisrequestedactionisterminatedbythestaffsimplementationofthecourseofactionresultingfromitsdeterminationofgenericimplicationsassociatedwithspentfuelstoragesinceappropriatemeasures(i.e.rulemakingorgenericbulletins)willbeinplacetoprovidereasonableassulailce.

5'~-.2~7'-Mr.UlrichMuellerMs.UeliMuellerGreenpeacePostfachCH-8031Zurich,Switzerland+/U/60536'/I/galMarch15,2000+~f1NP=O<d

DearMr.andMs.Mueller:

IamrespondingtoyourelectronicmailofJanuary17,2000,totheU.S.NuclearRegulatoryCommission's(NRC)OfficeofPublicAffairsrequestinginformationontheDecember17,1999,shutdownoftheSusquehannaSteamElectricStation,Unit2.YoureferredtoaDecember23,1999,NucleonicsWeekarticlethatindicatedthattheNRCwouldevaluatetheshutdowntodetermineifagenericissueexists.Yourequestedinformationregardingtheshutdown,whetherotherfaciliteshaveexperiencedsimilarproblems,andwhethertheNRChasinitiatedgenericactionrelatedtotheseissues.Responsestoyourquestionsareprovidedintheenclosuretothisletter.Itrustthatyouwillfindtheenclosedinformationresponsivetoyourquestions.Shouldyouhaveanyquestionsorcommentsregardingthesematters,pleasecontactMr.RobertSchaaf,theNRCProjectManagerfortheSusquehannaSteamElectricStation,at1-301-415-1312,orviaelectronicmailatrgsnrc.gov.Sincerely,/RA/ElinorG.Adensam,DirectorProjectDirectorate1DivisionofLicensingProjectManagementOfficeofNuclearReactorRegulation

Enclosure:

ResponsestoQuestionsccw/encl:Mr.SabyasachiChakrabortyHeadofSafetyResearchandInternationalProgramsSwissFederalNuclearSafetyInspectoratePostfachCH-5232Villigen-HSK,SwitzerlandDISTRIBUTIONFileCenter(50-388)w/originalincomingPUBLIC(w/incoming)(PDI-1Reading(w/incoming)'.Collins/R.ZimmermanB.Sheron/J.JohnsonE.AdensamM.GamberoniR.Schaaf(w/incoming)R.Norsworthy,DLPMM.O'rienNRRMailRoom(YT¹020000010)(05/E/7)M.King,,',C.Cowgill,RlM.CullingfordaaDOCUMENTNAME:G:>PDI-1)Sus1&23t20-010A.wd*seereviousconcurrenceOFFICEPM:PDI-1LA:PjTA:NRR.AS.I-1PD:DNAMEDATERSchaafMO'Bren'3/5/00,//00MCullinford*3/9/00MGeroniEAdenam/1/004//00OFFICIALRECORDCOPYP)<ayQ 0IllII'IIII,ItIIl)n1III

~y**4y~lfUNITEDSTATESNUCLEARREGULATORYCOMMISSIONWASHINGTON,D.C.20555-0001P@~0~sgrrrrsMarch15,2000Mr.UlrichMuellerMs.UeliMuellerGreenpeacePostfachCH-8031Zurich,Switzerland

DearMr.andMs.Mueller:

'IamrespondingtoyourelectronicmailofJanuary17,2000,totheU.S.NuclearRegulatoryCommission's(NRC)OfficeofPublicAffairsrequestinginformationontheDecember17,1999,shutdownoftheSusquehannaSteamElectricStation,Unit2.YoureferredtoaDecember23,1999,NucleonicsWeekarticlethatindicatedthattheNRCwouldevaluatetheshutdowntodetermineifagenericissueexists.Yourequestedinformationregardingtheshutdown,whetherotherfaciliteshaveexperiencedsimilarproblems,andwhethertheNRChasinitiatedgenericactionrelatedtotheseissues.Responsestoyourquestionsareprovidedintheenclosuretothisletter.Itrustthatyouwillfindtheenclosedinformationresponsivetoyourquestions.Shouldyouhaveanyquestionsorcommentsregardingthesematters,pleasecontactMr.RobertSchaaf,theNRCProjectManagerfortheSusquehannaSteamElectricStation,at1-301-415-1312,orviaelectronicmailatrgsnrc.gov.Sincerely,ElinorG.Adensam,DirectorProjectDirectorate1DivisionofLicensingProjectManagementOfficeofNuclearReactorRegulation

Enclosure:

ResponsestoQuestionsccw/encl:Mr.SabyasachiChakrabortyHeadofSafetyResearchandInternationalProgramsSwissFederalNuclearSafetyInspectoratePostfachCH-5232Villigen-HSK,Switzerland ResonsetoQuestionsReaidintheDecember171999ShutdownoftheSusuehannaSteamElectricStationUnit2Question1Whatkindofmaterialwasaffected?~ResonseTheSusquehannaSteamElectricStationFinalSafetyAnalysisReportidentifiestheinstrumentationlinematerialasausteniticstainlesssteel.Question2HastheNRCreleasedapublicationaddressingthisspecificevent?~ResonseNRCInspectionReportNo.05000387/1999012,05000388/1999012,issuedonJanuary24,2000,providesasummaryoftheUnit2shutdownandthelicensee'sactionstoidentifyandcorrectthesourceoftheleak.Acopyoftheinspectionreportisattachedtothisresponse.Thesummaryoftheshutdownandlicenseeactionsisonpage2ofthereport.Question3WhatfindingscausedtheNRCtoexaminetheeventforpotentialgenericimplications?~ResonseItisthepolicyoftheNRCtosystematicallyreviewoperatingdatafromarangeofsourcestoidentifypotentialgenericissues.Operationaldataisscreenedeachbusinessdaytoevaluatetheneedforadditionalreview.Sourcesofoperationaldataincludelicenseeeventnotificationssubmittedinaccordancewith10CFR50.72,dailyreportsfromNRCregionaloffices,anddailyplantoperatingstatusreportsobtainedthroughtheNRC'sHeadquartersOperationsCenter.Theinitialreviewincludesconsiderationofthelossofmarginassociatedwithregulatoryrequirementsandthepotentialrisksignificanceoftheevent.Riskinsightsandstaffengineeringjudgementareusedtoselectissuesthatwarrantfollow-upeffort.TheSusquehannashutdownwasnotselectedforfurtherreview.Question4Isthedetailedcauseoftheproblemknownandisitrelatedtopowerupratingofboilingwagnerreactors(BWRs)?ENCIOSURE

~ResonseAsnotedinourinspectionreport,thelicenseedeterminedthecauseoftheleaktobeacrackinaninstrumentationlineweldcausedbyhigh-cyclefatigueduetovibration.NolinkhasbeenidentifiedbetweentheinstrumentationlineleakandtheSusquehannapoweruprate.Question5HaveotherU.S.BWRsexperiencedsimilarproblems?Ifso,hasNRCtakenanyactiontoobligefacilitiestoaddresstheproblem?~ResenseAreviewofhistoricaldata,includinglicenseereportsfiledinaccordancew'ith10CFR50.72and50.73andNRCpreliminarynotificationsofunusualevents,identifiedanumberofinstanceswhereplantsexperiencedminorleaksattributedtomechanicalorflow-inducedvibration.Thesefailurestypicallyoccurredinsmallpipingandusuallyresultedinminorleaksoflessthan1gallonperminute.SeveralinstancesofvibrationattributedtohighrecirculationfloworrecirculationsystemharmonicresonanceshaveoccurredatU.S.BWRfacilities.Theaffectedlicenseestypicallyinstitutedadministrativecontrolstolimitrecirculationflow,ortomonitorvibrationandreducerecirculationflowifexcessivevibrationisdetected.TheNRCissuedInformationNotice95-16,"VibrationCausedbyIncreasedRecirculationFlowinaBoilingWaterReactor,"onMarch9,1995,tonotifytheindustryoftheseoccurrences.InformationnoticesareaformofgenericcommunicationusedbytheNRCtoinformthenuclearindustryofsignificantoperatingexperience.Informationnoticesdonotconveyorimplynewrequirementsanddonotrequestinformationoractions.Nogenericactionhasbeentakentorequirelicenseestoaddresstheseoccurrencesbecausetheexistingregulatorystructureaffectingthedesignandoperationofnuclear,powerplants.effectivelydirectslicenseeactions.TheNRCrecognizesthatcompletereliancecannotbeplacedonanysingleelementofthedesign,maintenance,oroperationofanuclearpowerplanttoassuresafeoperation.Therefore,thedefense-in-depthphilosophyisappliedinlicensingnuclearpowerplants.Inthedefense-in-depthphilosophy,protectionisprovidedbyseverallayersofdefenseinvolvingaccidentprevention,accidentmitigation,radiationprotection,andemergencypreparedness.Designfeaturesaddressingeachoftheseareasforeachoperatingreactorhavebeenreviewedandapprovedbythestaff.Controlsto'supportaccidentpreventionincludedesigncontrolstopreventpipingdegradationduetooperationalstresses,procedurestodetectpipingdegradationpriortodevelopmentofleaks,systemsandprocedurestoenablepromptidentificationofminorleaks,andprocedurestoensurethatprompt,effectivecorrectiveactionisimplementedtocorrectandpreventrecurrenceofidentifieddeficiencies.Question6HavesimilarproblemscausedbyincreasedmaterialstressduetopowerupratingoccurredpreviouslyinU.S.BWRs?

~ResenseNoneoftheidentifiedexamplesofvibrationinducedleaksnotedwereattributedtopower.uprating.TheNRCwillcontinuetoroutinelyevaluateoperatingreactoreventsforgenericsignificanceinaccordancewithourpolicy.Theseevaluationsincludeconsiderationofthedefense-in-depthphilosophydiscussedabove.

Attachment:

InspectionReport January24,2000Mr.RobertG.ByramSeniorVicePresident,NuclearPP&L,Inc.2NorthNinthStreetAllentown,PA18101

SUBJECT:

NRCINTEGRATEDINSPECTIONREPORT05000387/1999012and05000388/1999012

DearMr.ByramOnJanuary1,

'000,theNRCcompletedaninspectionattheSusquehannaSteamElectricStation(SSES)Unit1&2reactorfacilities.TheenclosedreportcoveredroutineactivitiesbytheresidentinspectorsandannouncedinspectionsofyourSecurityandSafeguards,andRadiologicalControls-ExternalandInternalExposureprogramsbyR'egionIspecialists.TheinspectorsdiscussedthefindingsoftheseinspectionswithMr.R.Saunders,VicePresidentNuclearOperations,Mr.B.Shriver,GeneralManagerSSES,andothermembersofyourstaff,atanexitmeetingatthecompletionoftheinspections.Overall,yourstaffsafelyoperatedthefacilityduringthisperiod.PlantManagement'sdecisionstoperformacontrolledshutdownofUnit2toaddresstheincreaseinprimarycontainmentunidentifiedwaterleakageandtocorrectadditionalknownequipmentproblemspriortorestartwasapositiveinitiative.Inaccordancewith10CFR2.790oftheNRC's"RulesofPractice,"acopyofthisletter,itsenclosure(s),andyourresponsewillbeplacedintheNRCPublicDocumentRoom(PDR).Areplytothisletterisnotrequired,butshouldyouhaveanyquestionsregardingthispleasecontactmeat610-337-5322.Sincerely,ORIGINALSIGNEDBYCurtisJ.Cowgill,ChiefProjectsBranch4DivisionofReactorProjectsDocketNos:05000387,05000388LicenseNos:NPF-14,NPF-22

Enclosure:

InspectionReport05000387/1999012,05000388/1999012ATTACHMENT

Mr.RobertG.Byramccw/encl:R.F.Saunders,VicePresident-NuclearSiteOperationsG.T.Jones,VicePresident-NuclearEngineeringandSupportB.L.Shriver,GeneralManager-SSESR.M.Peal,Manager,NuclearTrainingG.D.Miller,GeneralManager-NuclearAssuranceR.R.Wehry,NuclearLicensing-SSESM.M.Golden,Manager-NuclearSecurityP.Nederostek,NuclearServicesManager,GeneralElectricW.H.Lowthert,Manager,NuclearPlantServicesA.M.Male,Manager,QualityAssuranceH.D.Woodeshick,SpecialAssistanttothePresidentG.DallaPalu,PP&LNuclearRecordsR.W.Osborne,VicePresident,Supply&EngineeringAlleghenyElectricCooperative,Inc.CommonwealthofPennsylvania

U.S.NUCLEARREGULATORYCOMMISSIONREGIONIDocketNos:LicenseNos:05000387,05000388NPF-14,NPF-22ReportNo.05000387/1999012,05000388/1999012Licensee:PP&L,Inc.2NorthNinthStreetAllentown,PA19101Facility:SusquehannaSteamElectricStationLocation:P.O.Box35Berwick,PA18603-0035Dates:November20,1999throughJanuary1,2000Inspectors:S.Hansell,SeniorResidentInspectorJ.Richmond,ResidentInspectorA.Blarney,ResidentInspectorP.Frechette,SecuritySpecialistJ.McFadden,RadiationSpecialistApprovedby:CurtisJ.Cowgill,ChiefProjectsBranch4DivisionofReactorProjects EXECUTIVESUMMARYSusquehannaSteamElectricStation(SSES),Units1&2NRCInspectionReport05000387/1999012,05000388/1999012ThisinspectionincludedaspectsofPP&L'soperations,maintenance,engineeringandplantsupportatSSES.Thereportcoversafive-weekperiodofroutineresidentinspectionactivitiesandannouncedinspectionsbyregionalspecialists.~Qerattone~PP8LmadeconservativeandeffectivedecisionsinresponsetoincreasingprimarycontainmentleakageonUnit2.(Section04.1)1~TworecentequipmentfailuresrelatedtotheUnit2maintransform'erandUnit1reactorcoreisolationcoolingtemperatureswitchmodulewereattributedtoinadequatefollow-upactionsrelatedtoindustryeventinformationthathadbeenpreviouslyreviewedbyPP&Linthe1986and1990timeframes.(Section08.1)MaintenanceIAfterPPBLmanagementestablishedanEventReviewTeam,PP&Lsuccessfullyresolvedthenumerousproblemsthatoccurredfollowingthe2yearpreventivemaintenanceonthe"A"emergencydieselgenerator.(SectionM1.2)Duringtheplannedreplacementoftwoemergencyservicewater(ESW)pumps,PP&L'smaintenancedepartmentexhibitedexcellentworkperformanceandgoodmanagementoversight.(SectionM1.3)~Enineerin~TheIndependentSafetyEngineeringGroupreportresultswer'eindicativeofthorough.investigationandanalysisofplantissuesandpersonnelperformance.Thereportswereobjectiveandcontainedmeaningfulfeedbacktoplantmanagement.(SectionE7.1)PlantSuortPP8Limplementedeffectiveappliedradiologicalcontrols.Theradiationworkpermitprogramwasadequatelyimplemented.Personneloccupationalexposurewasmaintainedwithinapplicableregulatorylimitsandaslowasreasonablyachievable.Accesscontrolstoradiologicallycontrolledareaswereeffective,andappropriateoccupationalexposuremonitoringdeviceswereprovidedandused.(SectionR1.1)PP&Limplementedoveralleffectivesurveys,monitoring,andcontrolofradioactivematerialsandcontamination.HealthPhysicstechniciansproperlydocumentedsurveyresults.Ingeneral,radiologicalhousekeepingconditionswereacceptable.(SectionR1.2) t' ExecutiveSummaryoSecurityandsafeguardsactivitieswithrespecttoalarmstationcontrols,communications,andprotectedareaaccesscontrolofpersonnel,packagesandvehicleswereeffectivelyimplemented.(SectionS1)Securityandsafeguardsproceduresanddocumentationwereproperlyimplemented.Eventlogswereproperlymaintainedandeffectivelyusedtoanalyze,track,andresolvesafeguardsevents.(SectionS3)Thesecurityforcemembers(SFMs)wereprovidedeffectivetrainingandadequatelydemonstratedthattheyhadtherequisiteknowledgenecessarytoeffectivelyimplementtheirdutiesandresponsibilities.(SectionsS4andS5)CManagementsupportwasadequatetoensureeffectiveimplementationofthesecurityprogram,asevidencedbyadequatestaffinglevelsandtheallocationsofresourcestosupportprogrammaticneeds.(SectionS6)

TABLEOFCONTENTSI.Operations01020408ConductofOperations..01.1UnitOperationsandOperatorActivitiesOperationalStatusofFacilitiesandEquipment02.1OperationalSafetySystemAlignment.OperatorKnowledgeandPerformance.04.1Unit2ReactorShutdownandPlantRestartMiscellaneousOperationsIssues08.1LicenseeEventReport(LER)ReviewII.Maintenance..IM1ConductofMaintenance~~~~~~~~~~~~~P~~~~~~~~~M1.1SurveillanceandPre-PlannedMaintenanceActivityReview....M1.2"A"EmergencyDieselGeneratorRestorationfollowing2-YearInspectionr"..3..3..3M1.3"C"and"D"EmergencyServiceWaterPumpOverhauls...~...~....5III.Engineering..E7QualityAssuranceinEngineeringActivitiesE7.1OversightofStationActivities....66..6IV.PlantSupport.R1RadiologicalProtectionandChemistry(RP&C)ControlsR1.1RadiologicalControls-ExternalandInternalExposureR1.2RadiologicalControls-RadioactiveMaterials,Contamination,Surveys,666R7S1S2S3S4S5S6S7S8ConductofSecurityandSafeguardsActivitiesStatusofSecurityFacilitiesandEquipmentSecurityandSafeguardsProceduresandDocumentation10SecurityandSafeguardsStaffKnowledgeandPerformance..............12SecurityandSafeguardsStaffTrainingandQualification.12SecurityOrganizationandAdministration...................13QualityAssurance(QA)inSecurityandSafeguardsActivities.............13MiscellaneousSecurityandSafeguardsIssues...........14S8.1(Closed)LER50-387/99-005-00,SafeguardsEventandMonitoring..'.7R1.3RadiologicalControls-AsLowAsReasonablyAchievable(ALARA)..~~8QualityAssuranceinRP&CActivities9V.ManagementMeetings..X1ExitMeetingSummary.INSPECTIONPROCEDURESUSED.ITEMSOPENED,CLOSED,ANDDISCUSSEDLISTOFACRONYMSUSED....14,.14..15..15..16IV ReortDetailsSummaofPlantStatusSusquehannaSteamElectricStation(SSES)Unit1operatedat100%powerthroughouttheinspectionperiodwithtwoexceptions.OnDecember4,powerwasreducedto75%tochangecontrolrodpositionsandtoperformcontrolrodinsertiontimeandmainsteamisolationvalvetesting,thenreturnedto100%power.OnDecember31,powerwasreducedto80%asayear2000contingency,thenreturnedto100%onJanuary1,2000.SSESUnit2operatedat100%powerthroughouttheinspectionperiodwiththreeexceptions.OnDecember11,powerwasreducedto85%tochangecontrolrodpositionsandperformcontrolrodinsertiontimetesting,thenreturnedto100%power.OnDecember17,anormalshutdownwasperformedtorepairaleakinginstrumentlineforthe"A"reactorrecirculationpump.TheUnitwasrestartedonDecember23,andreached100%poweronDecember25.OnDecember31,powerwasreducedto80%asayear2000contingency,thenreturnedto100%onJanuary1,2000.l.0erations01ConductofOperations'1.1Unit0erationsand0eratorActivities(71707)Theinspectorsdeterminedroutineoperatoractivitiesweresatisfactorilyestablished,communicatedandconservativelyperformedinaccordancewithSSESprocedures.Controlroomlogsaccuratelyreflectedplantactivities.Duringtoursofthemaincontrolroom,theinspectorsobservedgoodturn-overbriefingsandformalcommunications.02OperationalStatusofFacilitiesandEquipment02.10erationalSafeSstemAIinment(71707)Duringroutine/lanttours,theproperalignmentandoperabilityofvarioussafetysystems,engineeredsafetyfeatures,andon-sitepowersourceswereverified.Partialwalkdownswereperformedfortheemergencyservicewater,"A"emergencydieselgenerator,con'trolroddrive,andreactorrecirculationsystems.Noequipmentproblemswerenoted.Topicalheadingssuchas01,MB,etc.,areusedinaccordanceviiththeNRCstandardizedreactorinspectionreportoutline.Individualreportsarenotexpectedtoaddressailoutlinetopics.

04OperatorKnowledgeandPerformance04.1Unit2ReactorShutdownandPlantRestartTheinspectorsreviewedPP8L'sresponsetoanincreaseinprimarycontainmentunidentifiedwaterleakage;themanagementevaluationanddecisiontoperformacontrolledreactorshutdown;andtheassessmentoftheoperatoractionsduringtheplantshutdown,equipmentrepairs,andsubsequentreactorstartup.Cb.ObservationsandFindinsInresponsetoanincreasingprimarycontainmentunidentifiedwaterleakage,operatorsstartedreducingreactorpoweronUnit2onDecember16,toallo'wforinspectioninsidetheprimarycontainment.Primarycontainmentunidentifiedwaterleakagehadincreasedto0.87gallonsperminute(gpm.)TheTechnicalSpecification(TS)limitwas5gpm.ThePP8Linspectiondiscoveredasmallwaterleakona3/4inchinstrumentpipeassociatedwiththepressureindicationforthe"A"reactorrecirculationpumpseal.Theleakwaslocatedatawelded45degreeelbowconnection.PP8Ldeterminedthattheweldcrackedduetohighcyclefatiguecausedbyvibrationalstresses.Thelinewasreplacedwithamodifiedpipethateliminatedthe45degreeelbowweld.Inaddition,apipehangerwasaddedtoprovideaddedsupport.PP8Lins'pectedthe"B"pumppipeandothersimilarreactorrecirculationpipesandfoundnoadditionalproblems.The"A"reactorrecirculationpumppiperepairswerecompletedDecember20,1999.PP8Lmanagementdecidedtokeeptheunitshutdowntorepair.severalotherequipmentreliabilityproblemspriortoplantrestart.ThedecisiontocorrectadditionalknownequipmentproblemspriortorestartwasinlinewithPP&L'snewpolicyconcerningimprovementinequipmentreliability.Unit2wasrestartedsafelyonDecember23,andreachedfullpoweronDecember25.C.ConclusionsPP&LmadeconservativeandeffectivedecisionsinresponsetoincreasingprimarycontainmentleakageonUnit2.08MiscellaneousOperationsIssues'8.1LicenseeEventReortLERReview(71707,92700)ClosedLER50-387/99-004-00ReactorCoreIsolationCooling(RCIC)ManuallyIsolatedduetoFailureofSteamLeakDetectorTemperatureSwitch OnAugust8,1999,operatorsmanuallyisolatedRCICinresponsetoasteamleakdetectionpipingareahightemperaturealarm.Thealarmwascausedbyafailureofatemperatureswitchmodulewhichhadbeeninstalled3daysearlier.ThemodulewasreplacedandRCICreturnedtoservicewithin4hours.PP8Lanalysisfoundthatafaultypowersupplycapacitorcausedthemoduletofail.Thesemoduleswerethesubjectofa1986GeneralElectricServiceInformationLetterwhichrecommendedthatthe7yearshelflifeforthemoduleshouldnotbeextendedunlessthecapacitorswerereplacedwithupgradedcomponents.Thefailedmodule,althoughnew,hadbeenstoredinthewarehousesince1984andhadnotbeenupgraded.PP&LconcludedthatthevendornoticehadbeenproperlyprocessedinaccordancewiththeSSESIndustryEventReviewProgram(IERP);butinadequateactionhadbeentakenfortheIERPrecommendations.TheinspectorsnotedthatthiswasasecondexamplewhereInduhtryeventinformationhadbeenpreviouslyreviewedbyPP8Lwithoutadequatefollow-upaction.NRCIR50-387,388/99-06discussedtheJune1999Unit2maintransformerfailurewhichresultedfromamanufacturingdefectidentifiedin1990.TheinspectorsdeterminedthatthePP8Ldocumentationofthiseventwasappropriateandrelettherequirementsof10CFR50.73.ThiseventwasreviewedinmoredetailinNRCIR050000387/1999012and050000388/1999012.ThisLERisclosed.II.MaintenanceM1ConductofMaintenanceM1.1SurveillanceandPre-PlannedMaintenanceActiviReviewTheinspectorsobservedandreviewedselectedportionsofpre-plannedmaintenanceandsurveillanceactivities,todeterminewhethertheactivitieswereconductedinaccordancewithNRCrequirementsandSSESprocedures.b.ObservationsandFindinsTheinspectorsobservedportionsofthefollowingworkactivitiesandsurveillances:WorkAuthorizations~PCWO205801PCWO214659PCWO215235PCWO218447PCWO105153PCWO106084PCWO202805Unit2ControlRodDriveDischargeValveInspectionandRepair"A"EmergencyDieselGeneratorTroubleshootingExcessFlowCheckValveXV-142-F059GRework"2B"RecircM-GScopeTubeLockupInvestigation"C"ESWPumpOverhaul"C"ESWPumpMotorBearingReplacement"D"EmergencyServiceWaterPumpRebuild SurveillancesCH-SY-004OP-264-001TP-024-145SI-264-305SO-015-002SE-024-B01SO-024-A01FunctionalTestofthePostAccidentSamplingStation(PASS)Unit2RecirculationPumpScoopTubeUnlocking4"A"EmergencyDieselGeneratorPostMaintenanceTestRecircM-GMechanicalStopVerification'SWValveStrokeTesting"B"EDG24-hourSurveillanceRun"A"EDGMonthlySurveillanceRunInaddition,selectedportionsofproceduresanddrawingsassociatedwiththemaintenanceandsurveillanceactivitieswerealsoreviewedanddeterminedtobeacceptable.Ingeneral,maintenancepersonnelwereknowledgeableoftheirassignedactivities.M1.2"A"EmerencDieselGeneratorRestorationfollowin2-YearIn'ctionTheinspectorsobservedandreviewedselectedportionsoftHe"A"EmergencyDieselGenerator(EDG)restorationandsurveillanceactivities.TheactivitiesandworkdocumentswerereviewedtodeterminewhethertheactivitieswereconductedinaccordancewithNRCrequirementsandSSESprocedures.b.ObservationsandFindinsOnOctober4,1999,the"A"EDGwasremovedfromservicetoperformthe2yearpreventativemaintenanceinspection.The"E"EDGwassubstitutedforthe"A"EDG.Restorationofthe"A"EDGinitiallycommencedonNovember5,followingcompletionoftheplannedmaintenance.Duringthepostmaintenancetesting,numerousproblemswereencounteredincludinganairstartfailure,gasketleakage(startingairheadertocylinder),governorinstability,andanunexpecteddieselstartwhenswitchingfromlocaltoremotecontrol.Afterapproximately2weeksoftroubleshootingandreworkfailedtorestoreEDGoperability,PP8LformedanEventReviewTeam(ERT)toreviewthe"A"EDGissuesandpostmaintenancetestingmethodology.OnDecember3,PP&LdeterminedthatanewAgastatrelayinstalledduringtherestorationtroubleshootinghadamanufacturingdefectintheinternalwiring.Theinternallymis-wiredrelayaccountedforseveraloftheproblemsobservedduringtheinitialrestorationattempt.TheERTtroubleshootingactivitieswerethoroughandthecorrectiveactionadequatelyresolvedidentifieddeficiencies.The"A"EDGwassuccessfullytestedandreturnedtoserviceonDecember6.PP&Lisevaluatingthemis-wiredAgastatrelayinaccordancewith10CFR50.21,"ReportingofDefectsandNoncompliance."c.Conclusions AfterPP8LmanagementestablishedanEventReviewTeam,PP8Lsuccessfullyresolvedthenumerousproblemsthatoccurredfollowingthe2yearpreventivemaintenanceonthe"A"emergencydieselgenerator.M1.3"C"and"D"EmerencServiceWaterPumOverhaulsTheinspectorsobservedandreviewedselectedportionsofthe"C"and"D"EmergencyServiceWater(ESW)pumpoverhaulstodeterminewhethertheactivitieswereconductedinaccordancewithNRCrequirementsandSSESprocedures.IObservationsandFindinsDuringDecember13to16,anESWsystemmaintenanceoutage.,%asperformedtoreplacethe"C"and"D"ESWpumpswithrebuiltpumpsandreplacethe"C"pumpmotorbearings.The"D"ESWpumpwasreturnedtoserviceonDecember14.The"C"ESWpumpwasreturnedtoserviceonDecember16.Theworkactivitieswerewellplanned,scheduled,andcoordinated.Theinspectorsobservedexcellentworkperformancebythemaintenancedepartmentunderextremeweatherconditionsandgoodsupervisoryandmanagementoversight.TheinspectorsandaRegionalriskassessmentspecialistreviewedPP8L'sriskassessmentfortheplannedESWworkactivities.TheinspectorsfoundthatPP8L'scoredamageriskassessmentwasthoroughandconsideredallequipmentandadministrativecontrolsrelatedtostationblackoutandlossofoff-sitepowerscenarios.Nevertheless,theinspectorsnotedthatbyperformingmaintenanceontwopumpsinparallel,versusonepumpatatime,thepotentialforaTechnicalSpecificationdrivenplantshutdownappearedtobegreater.Theincreasedpotentialofaforcedshutdownwasoffsetbytheshorterperiodofpumpoutofservicetimeassociatedwiththeparallelworkschedule.C.ConclusionsDuringtheplannedreplacementoftwoemergencyservicewater(ESW)pumps,PPBL'smaintenancedepartmentexhibitedexcellentworkperformanceandgoodmanagementoversight.

III.EnineerinE7QualityAssuranceinEngineeringActivitiesE7.1OversihtofStationActivitiesTheinspectorsreviewedthreeIndependentSafetyEngineeringGroup(ISEG)assessmentreportsrelatedtothefollowingtopics:4ISEGreport7-99,InvestigationoftheUnit1ReactorRecirculationRunbackEventofSeptember4,1999.ISEGreport8-99,InvestigationoftheResponsetoEmergencyServiceWater(ESW)FlowAnomaliesofSeptember20,1999.ISEGreport9-99,SurveillanceofPlantOperations,October1999.b.ObservationsandFindinsITheselectedISEGreportscontainedextensivereviewsofselectedplantissueswhichprovidedrecommendedactionstoimproveperformanceinadministrativeandtechnicalareas.TheISEGreportswereindicativeofthoroughinvestigationandanalysis.The1999evaluationswerethoroughandselfcriticaloftheevaluatedareas.Thereportscontainedcandidfeedbacktostationmanagementandweredocumentedinthecorrectiveactionprogram.c.ConclusionsTheIndependentSafetyEngineeringGroupreport.resultswereindicativeofthoroughinvestigationandanalysisofplantissuesandpersonnelperformance.Thereportswereobjectiveandcontainedmeaningfulfeedbacktoplantmanagement.IV.PlantSuortR1RadiologicalProtectionandChemistry(RP&C)ControlsR1.1RadioloicalControls-ExternalandInternalExosureTheinspectorevaluatedtheeffectivenessofselectedaspectsoftheappliedradiologicalcontrolprogram.Theevaluationincludedaselectivereviewoftheadequacyandimplementationofthefollowingradiologicalcontrolprogramelementsandactivities:implementationoftheradiationworkpermit(RWP)programRWPNo.1999-0095and1999-0109relatedtothereactorwaterclean-up(RWCU)systemaccesscontrolstoradiologicallycontrolledareas(RCAs) useandadequacyofpersonneloccupationalexposuremonitoringdevicesmaintenanceofpersonneloccupationalradiationexposures(externalandinternal)withinapplicableregulatorylimitsandaslowasreasonablyachievable(ALARA)statusoftheNationalVoluntaryLaboratoryAccreditationProgram(NVLAP)periodicthermoluminescentdosimeters(TLD)qualitycontrol(QC)testingoperationandmaintenanceofawhole-body-counting(WBC)programdosecalculationsforskindoseandforinternaluptakesTheinspectorevaluatedperformanceintheabove-selectedareasviaobservationofworkactivities,toursoftheradiologicallycontrolledarea(RCA),discussionswithplantpersonnel,reviewofdocumentation,andevaluationofapplicablestationprocedures.ObservationsandFindinsPP&Lmaintainedpersonneloccupationalradiationexposures(externalandinternal)withinregulatorylimitsandaslowasreasonablyachievable(ALARA).PP&LimplementedeffectiveaccesscontrolstotheradiologichllycontrolledareasofthestationincludinguseofRWPs,barcodereaders,andcomputerizedlog-instations.Noaccesscontroldeficiencieswereidentified.AppropriatepersonnelmonitoringdevicesforaccesstotheRCAweresuppliedandproperlyused.c.ConclusionsPP&Limplementedeffectiveappliedradiologicalcontrols.Theradiationworkpermitprogramwasadequatelyimplemented.Personneloccupationalexposurewasmaintainedwithinapplicableregulatorylimitsandaslowasreasonablyachievable.Accesscontrolstoradiologicallycontrolledareaswereeffective,andappropriateoccupationalexposuremonitoringdeviceswereprovidedandused.R1.2RadioloicalControls-RadioactiveMaterialsContaminationSurvesandMonitorinInsectionScoe(83750)TheinspectorevaluatedtheeffectivenessofPP&L'ssurveys,monitoring,andcontrolofradioactivematerialsandcontamination.Theevaluationincludedaselectivereviewoftheadequacyandeffectivenessofthefollowingradioactivematerialandcontaminationcontrolprogramelements:surveysandmonitoringofradioactivematerialandcontaminationthecalibrationstatusofsurveyandmonitoringequipmenttheproperuseofpersonalcontaminationmonitorsandfriskersthetrackingofpersonnelcontaminationeventsandgoalsTheinspectorevaluatedperformanceintheaboveselectedareasviaobservationofworkactivities,toursoftheRCA,discussionswithpersonnel,reviewofdocumentation,andevaluationofapplicablestationprocedures.

b.ObservationsandFindinsIngeneral,radiologicalhousekeepingconditionsinthereactorandturbinebuildingswereacceptable.Theinspectornotedseveralexamplesofpoorhousekeepingpracticesinlockedareasofthereactorandturbinebuildings.Generally,radioactivematerialandradioactivewastewereclearlylabeled,segregated,andstoredinanorderlymanner.PP&Limplementedaneffectiveradioactivematerialandcontaminationcontrolprogram.ContinuousairmonitorswereusedintheRCA.Areviewofinstrumentcalibrationrecordsindicatedthatthecalibrationprogramwasimplementedinaccordancewithproceduresandonlyoneminordiscrepancywasnoted.~'Goalstoassistinmonitorirfgandtrackingpersonnelandareacontaminationratesandpercentrecoverablecontaminatedareacontinuedtobemaintainedandusedtogaugetheoveralleffectivenessofthestation'sprogramsinthisarea.c.ConclusionsIPP&Limplementedeffectivesurveys,monitoring,andcontrolofradioactivematerialsandcontamination.HealthPhysicstechniciansproperlydocumentedsurveyresults.Ingeneral,radiologicalhousekeepingconditionswereacceptable.R1.3RadioloicalControls-AsLowAsReasonablAchievableALARATheinspectorevaluatedtheeffectivenessofPP&L'sprogramtomaintainoccupationalradiationexposureaslowasisreasonablyachievable.The.evaluationincludedaselectivereviewoftheadequacyandeffectivenessofthefollowingALARAprogramelements/documents:April1999HPPerformanceIndicatorReport1998ALARAAssessmentDraftYear2000Person-RemGoalBreakdownHPUnit2(U2)NinthRefuelingandInspectionOutage(9RIO)ReportSiteALARACommittee(SAC)AgendaforNovember8,1999Theinspectorevaluatedperformanceintheaboveselectedareasviaobservationofworkactivities,toursoftheRCA,discussionswithpersonnel,reviewofdocumentationandstationprocedures.

ObservationsandFindinsTheALARAprogramcontinuedtobewellstaffedandwasbeingimplementedinaccordancewithproceduralcontrols.Post-jobreviewswerebeingusedtogenerateexposurereductionplan(ERP)itemsforimprovingtheALARAeffort.Annualandoutageperson-remgoalsforthesitewereestablished,andperson-remgoalsforeachworkgroupweredeveloped.Onaregularperiodicbasis,actualperson-remaccumulatedforthesiteandforeachworkgroupwascomparedtotheprojectionsbasedontheestablishedgoals.Lessons-learnedfrom1999werebeingusedinthedevelopmentoftheannualandoutagegoalsfortheyear2000.Tothisend,theSiteALARACommittee(SAC)establishedactionstoimprovedosecontrolfortheremainderof1999andwasinvolvedinthedevelopmentoflongerrangeexposurereductionactivitiesirtcludingimprovedhighradiationareacontrolsandevaluationofremotemonitoringmethods.Additionally,theSACinitiatedcorrectiveactionstoaddresslong-standingemployeeconcernsand,exposurereductionplanitems.ConclusionsTheALARAprogramremainsacceptable.QualityAssuranceinRP&CActivitiesTheinspectorevaluatedtheeffectivenessofPP&L'sself-identificationandcorrectiveaction'processesintheRP&Carea.Theevaluationincludedaselectivereviewofthevarioussurveillance,audit,andconditionreports.Theinspectoralsodiscussedtheprocesswithseveralcognizantpersonnel.ObservationsandFindinsTheHealthPhysicsProgramSRC/NASAuditNo.99-007wasbroadinscopeanddetailed.ThesevenQualitySurveillanceReportsreviewedweredetailed.Fourassessmentswerereviewedwhichcoveredradiationprotectionmanagement,externaldoseassessment,thevendor-providedTLDirradiationservice,andavendor-providedinstrumentationservice.Thebreadthvaried,buteachwasdetailedandresultedinrecommendationsforimprovement.Approximately160RadiologicalProtectionconditionreportswereissuedintheperiodfromDecember31,1998toNovember22,1999.AnumberofconditionreportsrelatedtoHPwerereviewedandfoundtoincludelowthresholditems.TheinspectorfoundthatforthoseHPconditionreportsreviewed,theissueswereelevatedtoanadequatemanagementlevel,evaluated,andadequatelycorrected.AdditionalinspectionofPP&L'scorrectiveactionprogramisdiscussedinInspectionReports05000387/1999013and05000388/1999013.

10c.ConclusionsPP8L'sself-identificationprocessintheareaofradiationprotectionwasgenerally,effective.S1ConductofSecurityandSafeguardsActivitiesDeterminewhethertheconductofsecurityandsafeguardsactivitiesmetPP8L'scommitmentsintheNRC-approvedsecurityplan(thePlan)andNRCregulatoryrequirements.ThesecurityprogramwasinspectedduringtheperiodofNovember29-December3,1999.Areasinspectedincluded:alarmstations;communications;protectedarea(PA)accesscontrolofpersonnel,packagesandvehicles.b.ObservationsandFindinsAlarmStationsTheinspectorverifiedthatthealarmstationswereequippedwithappropriatealarms,surveillanceandcommunicationscapabilities.Theinspectordeterminedininterviewswiththealarmstationoperators,thattheywereknowledgeableoftheirdutiesandresponsibilities.Theinspectoralsoverified,throughobservationsandinterviews,thatthealarmstationswerecontinuouslymanned,independent,anddiverse.Thealarmstationsdidnotcontainanyoperationalactivitiesthatcouldinterferewiththeexecutionofthedetection,assessment,andresponsefunctions.CommunicationsTheinspectordeterminedbydocumentreviewsanddiscussionswithalarmstationoperators,thatthealarmstationswerecapableofmaintainingcontinuousintercommunicationsandcommunicationswitheachsecurityforcemember(SFM)ondutyandwereexercisingcommunicationmethodswiththelocallawenforcement=agenciesascommittedtointhePlan.PAAccessControlofPersonnelVehiclesandHand-CarriedPackaesandMaterialOnNovember30,andDecember1,1999,theinspectorobservedpersonnelandpackagesearchactivitiesatthepersonnelaccessportal.TheinspectordeterminedthatpositivecontrolswereinplacetoensureonlyauthorizedindividualsweregrantedaccesstothePA,thatallpersonnelandhand-carrieditemsenteringthePAwereproperlysearchedandthatvehiclesenteringthePAwereproperlycontrolled,andsearched.C.ConclusionsSecurityandsafeguardsactivitieswithrespecttoalarmstationcontrols,communications,andprotectedareaaccesscontrolofpersonnel,packagesandvehicleswereeffectivelyimplementedandmetPP&LcommitmentsandNRCrequirements.

11S2StatusofSecurityFacilitiesandEquipment(81ŽM)Areasinspectedwere:PAassessmentaids,PAdetectionaids,personnelsearchequipmentandtesting,maintenanceandcompensatorymeasures.b.ObservationsandFindinsPAAssessmentAidsOnDecember2,1999,theinspectorassessedtheeffectivenessoftheassessmentaids'byobserving,onclosedcircuittelevision,twoSFMsconductingawalkdownoftheperimeterofthePA.Theassessmentaidshadgenerallygoodpicturequalityandzoneoverlap.Additionally,toensurePlancommitmentsaresatisfied,PP&Lhadproceduresinplacerequiringtheimplementationofcompensatorym'easuresintheeventthealarmstationoperatorsareunabletoproperlyassessthecauseofanalarm.PersonnelandPackaeSearchEuimentOnDecember1,1999,theinspectorobservedbothroutineuseandperformancetestingofPP&LPersonnelandpackagesearchequipment.TheinspectordeterminedthatthesearchequipmentperformedinaccordancewithPP&LproceduresandPlancommitments.PADetectionAidsTheinspectorobservedanSFMconductingperformancetestingoftheperimeterintrusiondetectionsystem(PIDS).Thetestingconsistedofintrusionattemptsinnumerousrandomlyselectedzonesduringthecamerawalkdown.Theappropriatealarmsweregeneratedineachattempt.TheequipmentwasfunctionalandeffectiveandmettherequirementsofthePlan.ConclusionsPP&L'ssecurityfacilitiesandequipmentweredeterminedtomeettheircommitmentsandNRCrequirements.S3SecurityandSafeguardsProceduresandDocumentationa.InsectionScoe(81700)Areasinspectedwere:implementingproceduresandsecurityeventlogs.b.ObservationsandFindinsSecuriProramProceduresTheinspectordeterminedthattheprocedureswereconsistentwiththePlancommitments,andwereproperlyimplementedandaccomplishedbasedonreviewofselectedimplementingproceduresassociatedwithPAaccesscontrolofpersonnel,packagesandmaterials,testingandmaintenanceofpersonnelsearchequipment,andperformancetestingofPAdetectionaids.

12SecuritEventLosTheinspectorreviewedtheSecurityEventLogsfortheprevioustwelvemonths.Basedonthisreview,anddiscussionwithsecuritymanagement,theinspectordeterminedthatPP&Lappropriatelyanalyzed,tracked,resolvedanddocumentedsafeguardseventsthatPP8LdetermineddidnotrequireareporttotheNRCwithin1hour.ConclusionsS4Securityandsafeguardsproceduresanddocumentationwereproperlyimplemented.EventLogswereproperlymaintainedandeffectivelyusedtoanalyze,track,andresolvesafeguardsevents.1SecurityandSafeguardsStaffKnowledgeandPerformance~.(B'M)Areainspectedwas:securitystaffrequisiteknowledge.b.Obs'ervationsandFindinsSecuritForceReuisiteKnowledeTheinspectorobservedanumberofSFMsintheperformanceoftheirroutineduties.Theseobservationsincludedalarmstationoperations,personnel,vehicleandpackagesearches,andperformancetestingofthePIDS.Additionally,interviewsofSFMswereconducted.Basedontheresponses,theinspectordeterminedthattheSFMswereknowledgeableoftheirresponsibilitiesanddutiesandcouldeffectivelycarryouttheirassignments.ConclusionsTheSFMsadequatelydemonstratedthattheyhadtherequisiteknowledgenecessarytoeffectivelyimplementthedutiesandresponsibilitiesassociatedwiththeirposition.S5SecurityandSafeguardsStaffTrainingandQualificationAreasinspectedweresecuritytrainingandqualifications,andtrainingrecords.b.ObservationsandFindinsSecuriTraininandQualificationsOnDecember3,1999,theinspectorsobserved7randomlyselectedtrainingandqualification(T8Q)recordsofSFMs.Physicalandrequalificationrecordswereinspectedforarmedandsupervisorypersonnel.TheresultsofthereviewindicatedthatthesecurityforcewasbeingtrainedinaccordancewiththeapprovedT8Qplan.C.TraininRecordsTheinspectordeterminedthattherecordswereproperlymaintained,accurate,andreflectedthecurrentqualificationsoftheSFMs.Conclusions t

SecurityforcepersonnelwerebeingtrainedinaccordancewiththerequirementsoftheT&QPlan.Trainingdocumentationwasproperlymaintainedandaccurateandthetrainingprovidedbythetrainingstaffwaseffective.S6SecurityOrganizationandAdministrationAreasinspectedwere:managementsupport,effectivenessandstaffinglevels.ObservationsandFindinsManaementSuortTheinspectordeterminedbasedonreviewofprogramimplementationsincethelastprograminspection,thatadequatesupportandresourcescontinuedtobeavailabletoensureprogramimplementation.TiiiidiiyminimumrequirementsspecifiedinthePlanandimplementingprocedures.Noperformanceissueswerenotedintheareasinspected.ConclusionsManagementsupportwasadequatetoensureeffectiveimplementationofthesecurityprogram,asevidencedbyadequatestaffinglevelsandtheallocationsofresourcestosupportprogrammaticneeds.S7QualityAssurance(QA)inSecurityandSafeguardsActivitiesInsectionScoe(81700)Areasinspectedwere:audits,problemanalyses,correctiveactionsandeffectivenessofmanagementcontrols.b.ObservationsandFindinsAuditsTheinspectorreviewedtheannualphysicalsecurityaudit.Theauditwasthoroughandin-depth.Theauditidentified4deficiencies.Thedeficiencieswererelatedtoadministrativecontrols,andwereminordocumentationerrors.Noneoftheauditfindingswereindicativeofprogrammaticissues.ProblemAnalsesTheinspectorrevieweddataderivedfromthesecuritydepartment'sself-assessmentprogram.Potentialweaknesseswerebeingproperlyidentified,tracked,andtrended.'orrectiveActionsTheinspectorreviewedthecorrectiveactionsimplementedbyPP&Linresponsetothe1999QAauditandself-assessmentprogram.Thecorrectiveactionsweretechnicallysoundandwereperformedinatimelymanner.EffectivenessofManaementControlsPP&Lhadprogramsinplaceforidentifying,analyzingandresolvingproblems.TheyincludedtheperformanceofannualQAaudits,adepartmentalself-assessmentprogramandtheuseofindustrydatasuchasviolations ofregulatoryrequirementsidentifiedbytheNRCatotherfacilities,asacriterionforself-assessment.c.ConclusionsPP8L'sauditprogramwasbeingproperlyadministered.Inaddition',theself-assessmentprogramwasbeingeffectivelyimplementedtoidentifyandresolvepotentialweakness.SSMiscellaneousSecurityandSafeguardsIssuesS8.1ClosedLER50-387/99-005-00SafeuardsEvent(71750,92700)*OnAugust6,1999,PP8Lidentifiedthatanobservationwhichinadvertentlycontainedsafeguardsinformationhadbeendistributedviaanuncontrolledelectronicmail(e-mail)system.AreviewwasconductedofPP8L'scorrectiveactionsassociatedwiththisevent,addressingthedisseminationofsafeguardsviacompanye-rrfail.ItwasdeterminedthatPP8Limplementedappropriatecompensatorymeasures,andcorrectiveactionstoprecluderecurrencewereacceptable.NoviolationofNRCrequirementswasidentified.ThisLERisclosed.V.ManaementMeetinsX1ExitMeetingSummaryARegionIsecurityspecialistpresentedtheresultsoftheSecurityandSafeguardsprograminspectiontomembersofPP8LmanagementattheconclusionoftheinspectiononDecember3,1999.PP8Lacknowledgedthefindingspresented.ARegionIhealthphysicsspecialistpresentedtheresultsoftheRadiologicalControls-ExternalandInternalExposureprogramsinspectiontomembersofPP8LmanagementattheconclusionoftheinspectiononDecember10,1999.PPBLacknowledgedthefindingspresented.TheinspectorspresentedtheinspectionresultstomembersofPP&Lmanagementattheconclusionoftheinspectionperiod,onJanuary7,2000.PP8Lacknowledgedthefindingspresented.TheinspectorsaskedPP&Lwhetheranymaterialsexaminedduringtheinspection~shouldbeconsideredproprietary.Noproprietaryinformationwasidentified.

15INSPECTIONPROCEDURESUSEDIP37551IP40500IP61726IP62700IP62707IP71707IP71750IP81700IP83750.IP92700OnsiteEngineeringObservationsEffectivenessofLicenseeControlsinIdentifying,Resolving,andPreventingProblemsSurveillanceObservationsMaintenanceProgramImplementationMaintenanceObservationsPlantOperationsPlantSupportActivitiesPhysicalSecurityProgramforPowerReactorsIOccupationalRadiationExposureOnSiteFollowupofReports~OenedNone.0ened/ClosedITEMSOPENED,CLOSED,ANDDISCUSSEDNone~UdatedNone.Closed50-387/99-004-00LERReactorCoreIsolationCooling(RCIC)ManuallyIsolatedduetoFailureofSteamLeakDetectorTemperatureSwitch(Section08.1)50-387/99-005-00LERSafeguardsEvent(SectionS8.1) 16LISTOFACRONYMSUSEDCFRCRCSDCPEALEDG0FFSARIRLCOLERLLRTLPCIMSIVNCVNDAPNOVNRCNUMARCODOSHAPCOPCPRPP8LRCICRHRRPSRP&CscfhSSCsSSESTSCodeofFederalRegulationsConditionReportCoreSprayDesignChangePackageEmergencyPlanActionLevelEmergencyDieselGeneratorFahrenheitFinalSafetyAnalysisReport[NRC]InspectionReportLimitingConditionforOperationLicenseeEventReportLocalLeakRateTestLowPressureCoolantInjectionMain,SteamIsolationValveNon-CitedViolationNuclearDepartmentAdministrativeProcedure[NRC]NoticeofViolationNuclearRegulatoryCommissionNuclearManagementandResourcesCouncilOperabilityDeterminationOccupationalSafetyandHealthAdministrationPlantControlOperatorPlantComponentProblemReportPennsylvaniaPowerandLightCompanyReactorCoreIsolationCoolingResidualHeatRemovalReactorProtectionSystemRadiologicalProtectionandChemistryStandardCubicFeetperHourStructures,Systems,andComponentsSusquehannaSteamElectricStationTechnicalSpecification FROM:VICTORDRICKSORIGINALDUEDT:02/25/00TICKETNO:020000010l&gD@~4"'g/(y/~gDOCDT'11800NRRRCVDDATE:01/24/00TO:VICTORNERSESFORSIGNATUREOF**+EL**DESC:SUSQUEHANNA-2SHUTDOWN,DEC99ROUTING:COLLINS/ZIMMERMNg'JOHNSONSHERONNRRMAILROOMASSIGNEDTO:CONTACT:DLPMJ.ZWOLINSKISPECIALINSTRUCTIONSORREMARKS:

PRober:Sohaaf-Fwd:Susquehanna-2Shufdown,Deo.99a~~wats.A4~rrerassewtS~From:To:Date:

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UeliMueller<ueli.muellerch.greenpeace.org>OWFNDO.owf1~o(OPA)Mon,Jan17,20008:36AMSusquehanna-2Shutdown,Dec.99

DearSirsinaNucleonicsWeekarticle(23/12/99,

p.3)wasmentionedashutdownofSusquehanna-2NPPduetoastresswausedweldleakinareactorcirculationpump.OntheNRCwebsiteIcouldn'tfindanymentionoftheevent.Soifyoucouldprovidemewithinformationtofollowingpoints:-whatkindofmaterialwasaffected(INCONELtype)?-hastheNRCreleasedapublicationaddressingthisspecificevent'-NRC-spokesmanSamHansellisquotedinthearticle,statingthatNRCwillexamineifthereisaBWRgenericissue.WhatfindingsgeneratedtheexaminationoftheSusquehanna-leakV-IsthedetailedcauseoftheproblemknownandisitrelatedwithpowerupratingofBWR'?-AreotherBWR-ownersintheUSconfrontedwithsimilarproblems'?Ifso,hasNRCtakenanyactionyettoobligetheownerstoaddresstheproblem'-HavesimilarproblemseventuallycausedbyincreasedmaterialstressduetopowerupratingoccurredbeforeinBWRintheUS'?Ithankyouinadvanceforyouranswer.SincerelyyoursUlrichMuellerUeliMuellerKoordinatorAtomkampagneGreenpeacePostfachCH-8031Zuerich++4114474123Phone++4114474199Fax NoDegbcnaat-Message.tulPage1Received:fromigate.nrc.gov([148.184.176.31])bysmtp(GroupWiseSMTP/MIMEdaemon4.1v3);Mon,17Jan0008:35:55ESTReceived:fromnrc.govbysmtp-gatewayESMTPceidIAA29656for<opa@nrc.gov>;Mon,17Jan200008:36:52-0500(EST)Received:(fromroot@localhost)byfw.greenpeace.org(8.9.1a/8.6.12)idOAA23795for<opa@nrc.gov>;Mon,17Jan200014:36:55+0100(MET)Received:byfw.greenpeace.orgviasmap(V1.3)idsma023680;Mon,17Jan0014:36:37+0100Received:from[192.168.4145](umuelfer.ch.gl3[192.168.41.45])bybb.ch.gl3(8.8.6/8.8.6)withESMTPidOAA01508for<opa@nrc.gov>;Mon,17Jan200014:36:35+0100Mime-Version:1.0X-Sender:umueller@bb.ch.gl3Message-Id:<v04210101b4a8c3c818ca@[192.168.41.45]>Date:Mon,17Jan200014:36:27+0100To:opanrc.govFrom:UeliMueller<ueli.mueller@ch.greenpeace.org>

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Susquehanna-2Shutdown,Dec.99Content-Type:text/plain;charset="us-ascii";format="flowed"

DearSirsinaNucleonicsWeekarticle(23/12/99,

p'.3)wasmentionedashutdownofSusquehanna-2NPPduetoastress-causedweldleakinareactorcirculationpump.OntheNRCwebsiteIcouldn'tfindanymentionoftheevent.Soifyoucouldprovidemewithinformationtofollowingpoints:-whatkindofmaterialwasaffected(INCONELtype)'-hastheNRCreleasedapublicationaddressingthisspecificevent'-NRC-spokesmanSamHansellisquotedinthearticle,statingthatNRCwillexamineifthereisaBWRgenericissue.WhatfindingsgeneratedtheexaminationoftheSusquehanna-leak7-IsthedetailedcauseoftheproblemknownandisitrelatedwithpowerupratingofBWR'?-Areother,BWR-ownersintheUSconfrontedwithsimilarproblems'?Ifso,hasNRCtakenanyactionyettoobligetheownerstoaddresstheproblem7-HavesimilarproblemseventuallycausedbyincreasedmaterialstressduetopowerupratingoccurredbeforeinBWRintheUS'?Ithankyouinadvanceforyouranswer.SincerelyyoursUlrichMuellerUeliMuellerKoordinatorAtomkampagne Icooert5cnaar.-Message.tutPage2-GreenpeacePostfachCH-8031Zuerich++4114474123Phone++4114474199Fax CAWINDOWSiTEMP<GNg00021.TMPPage1MailEnvelopeProperties(38831ABD.A7A:16:27258)

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UeliMueller<ueli.muelleroch.greenpeace.org>OWFNDO.owf1~o(OPA)Mon,Jan17,20008:36AMSusquehanna-2Shutdown,Dec.99

DearSirsinaNucleonicsWeekarticle(23/12/99,

p.3)wasmentionedashutdownofSusquehanna-2NPPduetoastress-causedweldleakinareactorcirculationpump.OntheNRCwebsiteIcouldn'tfindanymentionoftheevent.Soifyoucouldprovidemewithinformationtofollowingpoints:-whatkindofmaterialwasaffected(INCONELtype)'-hastheNRCreleasedapublicationaddressingthisspecificevent'-.NRC-spokesmanSamHansellisquotedinthearticle,statingthatNRCwillexamineifthereisaBWRgenericissue.WhatfindingsgeneratedtheexaminationoftheSusquehanna-leak'-lsthedetailedcauseoftheproblemknownandisitrelatedwithpowerupratingofBWR'?-AreotherBWR-owners,intheUSconfrontedwithsimilarproblems'?Ifso,hasNRCtakenanyactionyettoobligetheownerstoaddresstheproblem'?.-HavesimilarproblemseventuallycausedbyincreasedmaterialstressduetopowerupratingoccurredbeforeinBWRintheUS'?Ithankyouinadvanceforyouranswer.SincerelyyoursUlrichMuellerUeliMuellerKoordinatorAtomkampagneGreenpeacePosffachCH-8031Zuerich++4114474123Phone++4114474199Fax 0t18Payg,A~lrJ'

,P,(abc,~.Schaaf-Message.fulPage1Received:fromigate.nrc.gov([148.184.176.31])bysmtp(GroupWiseSMTP/MIMEdaemon4.1v3)r;Mon,17Jan0008:35:55ESTReceived:fromnrc.govbysmtp-gatewayESMTPceidIAA29656for<<opa@nrc.gov>;Mon,17Jan200008:36:52-0500(EST)Received:(fromroot@localhost)byfw.greenpeace.org(8.9.1a/8.6.12)idOAA23795for<<opa@nrc.gov>;Mon,17Jan200014:36:55+0100(MET)Received:byfw.greenpeace.orgviasmap(V1.3)idsma023680;Mon,17Jan0014:36:37+0100Received:from[192.168.41.45](umueller.ch.gl3[192.168.41.45])bybb.ch.gl3(8.8.6/8.8.6)withESMTPidOAA01508for<<opa@nrc.gov>;Mon,17Jan200014:36:35+0100Mime-Version:1.0X-Sender:umueller@bb.ch.gl3Message-Id:<<v04210101b4a8c3c818ca@[192.168.41,45]>Date:Mon,17Jan200014:36:27+0100To:opa@nrc.govFrom:UeliMueller<<ueli.mueller@ch.greenpeace.org>

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Susquehanna-2Shutdown,Dec.99Content-Type:text/plain;charset="us-ascii";format="flowed"

DearSirsinaNucleonicsWeekarticle(23/12/99,

p.3)wasmentionedashutdownofSusquehanna-2NPPduetoastress-causedweldteakinareactorcirculationpump.OntheNRCwebsiteIcouldn'tfindanymentionoftheevent.Soifyoucouldprovidemewithinformationtofollowingpoints:-whatkindofmaterialwasaffected(INCONELtype)'?-hastheNRCreleasedapublicationaddressingthisspecificevent'-NRC-spokesman5amHansellisquotedinthearticle,statingthatNRCwillexamineifthereisaBWRgenericissue.WhatfindingsgeneratedtheexaminationoftheSusquehanna-leak'-IsthedetailedcauseoftheproblemknownandisitrelatedwithpowerupratingofBWR?-Areother,BWR-ownersintheUSconfrontedwithsimilarproblems'?Ifso,hasNRCtakenanyactionyettoobligetheownerstoaddresstheproblem7-HavesimilarproblemseventuallycausedbyincreasedmaterialstressduetopowerupratingoccurredbeforeinBWRintheUS'?Ithankyouinadvanceforyouranswer.SincerelyyoursUlrichMuellerUeliMuellerKoordinatorAtomkampagne Rc,be~Schaaf.-Message.ullolPage2'reenpeacePostfachCH-8031Zuerich++4114474123Phone++4114474199Fax

~~

f,c.'ivVINOOWS(TEMP<GW)00021.MPr~1MailEnvelopeProperties(38831ABD.A7A:16:27258)Page1:'ubject:CreationDate:From:Susquehanna-2Shutdown,Dec.99Mon,Jan17,20008:36AMUeliMueller<ueli.muellerch.greenpeace.org>CreatedBy:GATED.nrcsmtp:"ueli.muellerch.greenpeace.org"RecipientsPostOfficeOWFNDO.owfl~oOPADomain.PostOfficeOWFNDO.owfl~oRouteOWFNDO.owfl~oFilesMESSAGEMessage.fulSize11662194DatedkTimeMonday,January17,20008:36AMOptionsExpirationDate:Priority:ReplyRequested:ReturnNotification:NoneStandardNoNoneConcealed

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