IR 05000387/1985006
| ML18040A848 | |
| Person / Time | |
|---|---|
| Site: | Susquehanna  |
| Issue date: | 07/15/1987 |
| From: | KEISER H W PENNSYLVANIA POWER & LIGHT CO. |
| To: | RUSSELL W T NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| References | |
| EA-85-112, PLA-2887, NUDOCS 8707210523 | |
| Download: ML18040A848 (16) | |
Text
ULATORYINFORMATIONDISTRUTIONSYSTEM(RIDS)ACCESSIONNHR:~FACIL:50-38750-388AUTH.NAMrKEISER.H.W.RECIP.NAMERUSSELL'.T.8707210523DOC.DATE:87/07/15NOTARIZED:NQSusquehannaSteamElectricStation,Unit1>Pennsy1vaSusquehannaSteamElectricStationiUnit2iPennsylvaAUTHORAFFIiIATlQNPennsylvaniaPower5LightCo.RECIPIENTAFFILIATIONRegioniiOfficeofDirectorDOCKETN0500038705000388
SUBJECT: RespondstoviolationsnotedinInspRepts50-387/85-06050-388/85-06.Correctiveactions:DeviationRequest3dtdSept1986submittedtogustifyacceptablilityofnonrateddoors5plantdrawingsreresealingrequirementsbeingrevised.DISTRIBUTIONCODE:IE01DCOPIESRECEIVED:LTR+ENCLJSIZE:TITLE:General(50Dkt)-InspRept/NoticeofViolationResponseNOTES:icyNMSS/FCAF/PM.LPDR2cysTranscripts.1cyNMSS/FCAF/PM.LPDR2cysTranscripts.0500038705000388RECIPIENTIDCODE/NAMEPD1-2PDCOPIESLTTRENCLi.RECIPIENTIDCODE/NAMETHADANIsMCOPIESLTTRENCL22INTERNAL:ACRSDEDRONRR/DOFADIRNRR/DREP/RPBNRR/PMAB/ILRBOGC/HDS2REB'EPYGI21'1111211AEODNRRMORISBEAUiDNRR/DREP/EPBNRR/DRISDIR0ERMAN>JEGFIRGN1FILE01111111iEXTERNAL:LPDRNSICNRCPDR11NOTES:TOTALNUMBEROFCOPIESREQUIRED:LTTR26ENCL26
PennsylvaniaPower&.LightCompanyTwoNorthNinthStreet~Allentown,PA18101~215/7705151HaroldW.KeiserVicePresident-NuciearOperations215/770-7502~Rei~ltoaNoticeofViolationMr.WilliamT.RussellRegionalAdministrator,RegionIU.S.NuclearRegulatoryCommission631ParkAvenueKingofPrussia,PA19406SUSQUEHANNASTEAMELECTRICSTATIONRESPONSETOENFORCEMENTACTION85-112PLA-2887FILER41-2/R41-1C/A17-15
DearMr.Russell:
DocketNos.50-387/NPF-14and50-388/NPF-22Pursuantto10CFR2.201,PennsylvaniaPower&LightCompanyherebyprovidestheattachedresponsetoEnforcementAction85-112(Attachment2).Inadditiontotheresponsesrequestedinthespecificviolations,wehavetakenthisopportunitytoprovideyouwithanupdateofourongoingreviewofourfireprotectionprogram(Attachment1).WetrusttheCommissionwillfindourresponseacceptable.Verytrulyyours,VicePresident-NuclearOperationsAttachmentscc:r'NRC=Document'=ControlDesk(original)NRCRegionIMr.L.R.Plisco,ResidentInspectorMr.M.C.Thadani,ProjectManager8707@gpg9PDRADO~8>0'7>sCK0500038'BR ATTACHMENT1REVIEWOFFIREPROTECTIONPROGRAMAsaresultoftheAppendixRinspectionconductedbytheNRCduringFebruary1985,PP&LwasrequestedtorespondtoaseriesofNRCconcerns.TheseconcernsandtheactionstoresolvethemwereitemizedandsubmittedtotheNRConJunell,1985(PLA-2482).Follow-upresponsestotheNRCtransmittedreports,revisionsandclarificationstothereportsandresponsestoadditionalNRCquestionsrelatedtothedeviationrequestsaccompanyingthesereports(Ref.PLA-2529dated9/4/85,2541dat'ed10/3/85,2566dated12/18/85,,2574dated12/18/85,2592dated2/10/86and2762dated12/ll/86).Modific'ationsdescribedintheselettersareonscheduleforcompletionduringtheUnit1thirdrefuelingandinspectionoutage(4thquarter1987)andtheUnit2secondrefuelingandinspectionoutage(2ndquarter1988).CompensatoryactionsasprovidedinPLA-2417dated2/22/85areineffectandwillremainsountilthecommittedmodificationsareinstalled.Inaddition,PP&LdecidedthatitwasnecessarynotonlytoassurethatNRCwassatisfiedwithourFireProtectionProgram,butalsothatweweretotallysatisfiedwiththeprograminlightofourimprovedunderstandingofAppendixRresultingfromtheinspectionandourowninternalreviews.Asaresult,weincludedinformationinPLA-2566dated12/18/85statingthatwewereembarkingonanupgradedAppendixRSafeShutdownanalysis.Inaddition,PP&Lhasundertakenacomprehensivefireprotectionprogramreviewintendedtoestablishawelldocumented,readilyauditableandeasilyunderstoodsetoffireprotectiondocumentation.Thiswillassurethatourcommitmentswithrespecttofireprotectionareincorporatedintoourstandardengineeringandoperationalpracticesandwillsimplifythegobofensuringcontinuingcompliance.SummaofFireProtectionProramReviewPP&Lbelieves'thatthebasicfireprotectiondesignofSusquehannaSESisadequateandsafe.ThefireprotectionprogramreviewisacomprehensiveeffortfocusingoncompliancewiththerequirementsofSectionsIIIG,J,and0ofAppendixRto10CFR50.Theeffortisintendedtocreateeasilyauditabledocumentation,confirmcomplianceandprovideameansofmoreeffectivelymaintainingcomplianceinthefuture.Amulti-disciplinedteamapproachisbeingutilizedintheconductofthereview.Thisapproachtakesadvantageoftheindividualspecializedskillsandknowledgeofeachtechnicaldisciplinewhilebroadeningthebaseoffireprotectionknowledgeandexperience.Therevieweffort,currentlyconsistsof:SAFESHUTDOWNANALYSISTheSafeShutdownAnalysisforSusquehannaSteamElectricStationisbeingredoneusingcurrentindustryandregulatoryinterpretationsoftherequirementsofAppendixR.Thefollowingactivitiesarebeingperformed:
Attachment1Cont'.Page2of32)AsetofsystemssufficienttoachievecoldshutdowninaccordancewiththecurrentinterpretationofAppendixRwasselected.ThesesystemsensuretheabilitytoaccomplishadualunitshutdownundertheAppendixRscenariowherethenon-fireunitcouldbesubjectedtoaLossofOffsitePower(LOOP),simultaneouswithafireandaLOOPintheaffectedunit.Componentsandcablingwhichsupporttheoperationorwhichcouldcausethemisoperationofthesystemsselectedinnumber1abovearebeingidentifiedalongwiththeirlocationbyfirezoneintheplant.3)Foreachcableandcomponentareviewisbeingconductedtoassurethatredundanttrainsareadequatelyseparatedbythenecessaryspatialseparationand/orratedbarriersandthatfireprotection,consistentwiththerequirementsofSectionIIIGof10CFR50AppendixRisprovided.COMBUSTIBLELOADINGANALYSISAnewcombustibleloadinganalysisisbeingperformedtoconfirmthecombustibleloadingforeachfirezone.Theresultsofthenewanalysiswillbecomparedwiththecurrentleveloffireprotectionprovidedintheareasoftheplantwheresafeshutdownequipmentislocatedtoassurethelevelofprotectionprovidedboundsthatrequiredbythefirehazard.LONGTERMCOMPLIANCEITEMSThefollowingprogramimprovementsarebeingundertakentoprovideawelldocumentedandbroadlydistributedunderstandingofourcommitments:1)PrearationofFireProtectionFeaturesDrawinsThesedrawingsarebeingpreparedtoshowthelocationsoffireareaandfirezoneboundaries,todocumenttherequiredsafeshutdowndivisionineachfirezone,andtospecifythelocationoffiredoors,firedampersandfirebarrierswhichmustbemaintainedinordertoassuresafeshutdown.2)PrearationofElectricWraedRacewa.DrawinsThesedrawingsarebeingpreparedtodocumentthephysicallocationandlevelofprotectionrequiredforracewaynecessarytosupportsafeshutdown.3)PrearationofDesiStandardsDesignstandardsarebeingpreparedtoassurethatplantanddesignpersonnelhaveanunderstandingoftheactionsthatmustbeperformedtopreserveourcompliancewithAppendixR.Designstandardstocoverthe,followingarebeingprepared:
Attachment1Cont'd.Page3of33.1AdesignstandardisbeingpreparedtooutlinetherequirementsformaintainingcompliancewithAppendixRSectionIIIG,J&0whenaddingnewormodifyingexistingcomponentsandcablesintheplant.Thisdesignstandardreferencesthefireprotectionfeaturesdrawingsoutlinedinnumber1aboveforadeterminationastothesafeshutdowndivisionrequiredtobeprotectedinagivenfirezone.3.2Adesignstandardisbeingpreparedtodocumenthowtoperformacombustibleloadinganalysisandhowtomaintainourcommitmentswithrespecttothecombustibleloadinganalysis.4)PrearationofSecificationsSpecificationsarebeingpreparedtoexplaintoplantpersonnelthoseaspectsoftheAppendixRanalysiswhichrequireactionsontheirparttomaintainourcommitments.Thefollowingspecificationsarebeingprepared.4.1SpecificationsreferencingthefireprotectionfeaturesdrawingsandtheelectricalwrappedracewaydrawingsarebeingpreparedtoidentifythespecificsurveillanceitemsrequiredbyournewAppendixRanalysisinthefollowingareas:firedoors,firedampers,fireratedbarriersandwrappedraceway.4.2Aspecificationprovidinganacceptablecalculationalmethodforthecontroloftransientcombustiblesisbeingprepared.4.3Existingcableroutingspecificationsarebeingrevisedtoreferencetheelectricalwrappedracewaydrawingsforadeterminationoftherequiredlevelofprotectionforracewaywhicharerequiredtobeprotected.TheworkdescribedaboveisscheduledforcompletionbyDecember31,1987.Potentialconflictswithexistingplantdesignidentifiedbythereviewwillbethoroughlyevaluated.IftheevaluationidentifiesanysafetysignificantdeviationsfromtherequirementsofAppendixR,SectionsIII.G,Jor0,appropriatecompensatoryactionsasrequiredbyourNCRprocessandtechnicalspecificationswillbeimplementeduntilpermanentmodificationsarecompleted.Atthecompletionofthereview,theFireProtectionReviewReportwillberevised.Therevisionwillsummarizetheanalyticalworkandwillreflectanychangeswhichresult.Therevisedreportisscheduledtobeissuedduringthesecondquarterof1988.
ATTACHMENT2RESPONSETONOTICEOFVIOLATIONI.Violation=TheSusquehannaUnit1OperatingLicenseNPF-14,Paragraph2.C(6),requiresthelicenseetomaintainthefireprotectionprogramsetforthinAppendixRto10CFRPart50.TheSusquehannaUnit2OperatingLicenseNPF-22,Paragraph2.C(3),requiresthelicenseetomaintainineffectandfullyimplementallprovisionsoftheapprovedfireprotectionprogram.InaletterdatedMarch26,1981toNRC,thelicenseestatedthattheSusquehannaFireProtectionProgramwouldbeimplementedinaccordancewithAppendixR,particularlySectionsIII.G,J,and0.ThefireprotectionprogramwasapprovedbythestaffintheSafetyEvaluationReportandassociatedSupplements1-3.10CFRPart50,AppendixR,SectionIII.G.1requiresthatfireprotectionfeaturesshallbeprovidedforstructures,systems,andcomponentsimportanttosafeshutdown.Thesefeaturesshallbecapableoflimitingfiredamagesothatonetrainofsystemsnecessarytoachieveandmaintainhotshutdownconditionsfromeitherthecontrolroomoremergencycontrolstation(s)isfreeoffiredamage.SectionsIII.G.2andIII.G.3specifyfouralternativesthatmaybeimplementedoutsideofprimarycontainmenttoassurethatoneredundanttrainofequipmentcablingandassociatedcircuitsnecessarytoachieveandmaintainhotshutdownremainfreeoffiredamage.The'alternativesare:Separationofredundanttrainsof-equipment,cablingandassociatedcircuitsbyathree-hourratedfirebarrier.Separationofredundanttrainsofequipment,cablingandassociatedcircuitsbyahorizontaldistanceof20feetwithnointerveningcombustiblesandfiredetectionandautomaticfiresuppressionsystemsinstalledinthearea.Enclosureofredundanttrainsofequipment,cablingandassociatedcircuitsbyaone-hourratedfirebarrierwithfiredetectionandautomaticfiresuppressionsystemsinstalledinthearea.Installationofalternativeordedicatedshutdowncapabilityindependentoftheequipment,cablingandassociatedcircuitsunderconsideration,andinstallationoffiredetectionandfixedfiresuppressionsystemsinthe.areaunderconsideration.Contrarytotheabove,asofFebruary15,1986,fireprotectionfeatureswerenotprovidedforcertainredundanttiainsofequipmentand/orcablinglocatedoutsidetheprimarycontainmentandnecessarytoachieveandmaintainhotshutdownconditionsfromeitherthecontrolroomoremergencycontrolstationssuchthatonetrainwouldremainfreeoffiredamageandnoneofthealternativesprovidedbySectionIII.G.2andIII.G.3wereimplemented.Specifically:
Attachment2Cont'd.Page2of6I.A.Violation(387/85-06-02and388/85-06-02)~~Redundanttrainsofresidualheatremoval(RHR)pumpslocatedintheRHRpumproomsofUnits1and2(FireZonesl-lE,1-1F,2-1E,2-1F)wereseparatedbymorethan20feetwithnointerveningcombustiblesandprovidedwithfiredetectioncapability.However,thesuppressionsystemprovidedwasnotautomatic.Noalternativeordedicatedshutdowncapabilitywasprovided.ResonsetoViolationI.A.(1)ReasonfortheViolation:Thebarriersseparatingfirezones1-1Eand1-1FinUni't1andfirezones2-lEand2-1FinUnit2werenotthree-hourratedfirebarriers.TheplantconfigurationexistingatthetimeoftheinspectionandthejustificationthereofwereclearlyprovidedintheSusquehannaSESFireProtectionReviewReportrevision2datedNovember1982(Unit1,pages4.3-8through4.3-12;Unit2,pages4.4-8through4.4-12).UntiltheinspectionitwasPP&L'spositionthatalthoughthisfirezonebarriercouldnotbetermedathree-hourratedfirebarrier,theconstructionwasadequatetomitigatethespreadoffirefromoneredundanttraintotheotherconsideringtheactualfirehazard.Therefore,anautomaticsuppressionsyst:emoralternativeshutdowncapabilitywerenotthoughttobenecessary.(2)Correctivestepsthathavebeentakenandtheresultsachieved:Uponidentificationoftheconcern,interimcompensatorymeasuresasstatedinPP&LletterPLA-2417datedFebruary22,1985wereimplemented.Thesemeasuresarebeingmaintained.Theconstructionofthesefirezoneboundarieswasreviewedtodeterminethechangeswhichwerenecessaryinordertoupgradethesefirebarrierstothree-hourratedstatus.Thefollowingactionsweretaken:oDeviationRequestNumber3datedSeptember,1986,hasbeensubmittedtojustifytheacceptabilityofnon-rateddoors.oAdesignchangepackageforupgradingallpenetrationsandtheseismicgapbetweenthesubjectbarriersandtheprimarycontainmenttoathree-hourratinghasbeenprepared.Installationisscheduledforthenextrefuelingandinspectionoutageoneachunit.
Attachment2Cont'd.Page3of6(3)Correctivestepstakentoavoidfurtherviolations:Plantdesigndrawingsdetailing'hesealingrequirementsforpenetrationsthroughplantfirebarriersarebeingrevisedtorequireathree-hourratinginallcases.(4)DateoffullcompliancePP&Lwillcompletethemodificationsidentifiedin(2)abovebytheendofthethirdrefuelingandinspectionoutageforUnit1(4thQuarter1987)andthesecondrefuelingandinspectionoutagesforUnit2(2ndQuarter1988).PP&LisrevisingDeviationRequestNumber3toclearlyextrapolatetheFactoryMutualresultstocoverwatertightdoorsinthesebarriers.TherevisedDeviationRequestwillbesubmittedpriortotheendofthethirdrefuelingandinspectionoutageforUnit1(4thQuarter1987).AdditionalactionsrelatedtoDeviationRequestNumber3arecontingentuponNRCreview.I.B.Violation(388/85-06-03)Electricalpowerandcontrolraceways(Nos.E1K715,E2PJ19,E2KJ19,F2K123)locatedintheContainmentAccessAreaofUnit2(FireZone2-4A)wereprovidedwithfiredetectionandautomaticsuppressioncapabilities,butwerenotenclosedbyaone-hourfirebarrier,orseparatedbyahorizontaldistanceof20feet.Noalternativeordedicatedshutdowncapabilitywasprovided.ResonsetoViolationI.B.(1)ReasonfortheViolation:PP&L'snewsafeshutdownanalysishasmadethefollowingdeterminations.oRacewayF2K123isnotcontainedinfirezone2-4Aand,therefore,isnotinviolation.ThereisaracewayF2K132infirezone2-4A,butthisracewaycontainsnosafeshutdowncablesand,therefore,isnotinviolation.oRacewayE2PJ19isanendsectionofcabletraywhichcontainsnocablesand,therefore,isnotinviolation.oRacewayE1K715islocated.infirezone2-4A-W.AsoutlinedinDeviationRequestNumber4,revisedSeptember,1986,firezone2-4A-Wisawraparoundfirezone.Theintentofthewraparoundareaistoprovideaminimum50feetspatialseparationbetweenredundantshutdownpaths.This50footdistanceiscomprisedof25feetNorthand25feetSouthofColumn33infirezone2-4A-W.RacewayE1K715is29feetSouthofColumn33,whichisoutsideoftheportionofthewraparoundzonewhereprotectionisrequiredand,therefore,isnot'aviolation.
E Attachment2Cont'd.Page4of6oRacewayE2KJ19islocatedinfirezones2-4A-WanddoescontainsafeshutdowncablesrelatedtotrainAoftheEmergencySwitchgearRoomHVACSystemandthreeinboardcontainmentisolationvalvesrequiredtopreventlossofvesselinventory.SincetheFPRRRevision2indicatesalossofthesefunctionswasacceptable,PP&Lbelievedwewereincompliance.(2)Correctivestepsthathavebeentakenandtheresultsachieved:PP&L'scurrentsafeshutdownanalysisidentifiedracewayE2KJ19asrequiringwrapping.(3)Correctivestepstobetakentoavoidfurtherviolation:Along-termcomplianceprogramasdescribedinAttachment1isunderdevelopment.(4)Dateoffullcompliance:RacewayE2KJ19willbewrappedbytheendoftheUnit2secondrefuelingandinspectionoutage(2ndQuarter1988).I.C.Violation(388/85-06-04)RedundanttrainsofsafeshutdownequipmentlocatedintheEquipmentRemovalRoomofUnit2(FireZone2-3B)werenotseparatedbythree-hourfirebarriersandwereprovidedwithautomaticsuppressioncapabilityinonlyaportionofthearea.Noalternativeordedicatedshutdowncapabilitywasprovided.Resonse'oViolationI.C.(1)ReasonforViolation:TheapprovedrevisionoftheSusquehannaSESFireProtectionReviewReport(FPRR),revision2indicatedinfigures5.10and5.12andTable6-1thattheequipmentremovalareaoffirezone2>>3Bandtheequipmentshaftareaoffirezone2-5Awereprovidedwithautomaticsuppression.Thesedrawingsincorrectlyindicatedautomat'icsuppressioncapabilitiesforallelevationsintheshaft.AsdescribedinPLA-2592dated2/10/86,onlythelowerelevationoftheequipmentshaftisrequiredtocontainautomaticsuppressioncapabilities.Additionally,itwasneverPP&L'sintenttoprovidefullautomaticsuppressionintheequipmentremovalarea(2-3B).Also,thefirstsheetinSection5.0ofRevision2totheFPRRindicatesthatthefiguresinthatsectionarerepresentativeoftheplantfireprotectionfeaturesandarenotas-builtorcontrolleddrawings.
Attachment2Cont'd.Page5of6(2)Correctivestepsthathavebeentakenandresultsachieved:(3)During1983,andsubsequenttotheissuanceofRevision2totheFPRR,plantfireprotectiondesigndrawings,weregeneratedtodocumentandcontroltheplantfireprotectionfeatures.Ontheseplantdrawingsthe'artialfiresuppressioninfirezones2<<3Band2-5Ahasbeenproperlydepicted.(Ref.DrawingsE-184302Sh.3Revision4&Sh5Revision3).Additionally,areviewofracewayrequiringprotectionintheseareashasshownthatnoracewayshavebeenimproperlyprotected(i.e.one-hourratedwrapping.vs.three-hourratedwrapping)intheportionsofFireZone2-3Bthatwereimproperlyindicatedashavingautomaticsuppressionorintheshaftareaof2>>5A.Correctivestepstobetakentoavoidfurtherviolations:TherevisedFireProtectionReviewReportwillproperlydepicttheplantconfigurationfortheareainquestion.(4)Dateoffullcompliance:ArevisedFireProtectionReviewReportisscheduledtobeissuedduringthesecondquarterof1988.Violation(388/85-06-07)TheSusquehannaUnit1OperatingLicenseNPF-14,Paragraph2.C(6),requiresthelicenseetomaintainthefireprotectionprogramsetforthinAppendixRto10CFRPart50.TheSusquehannaUnit2OperatingLicenseNPF-22Paragraph2.C(3),requiresthelicenseetomaintainineffectandfullyimplementallprovisionsoftheapprovedfireprotectionprogram.InaletterdatedMarch26,1981totheNRC,thelicenseestatedthattheSusquehannaFireProtectionProgramwouldbeimplementedinaccordancewithAppendixR,particularlySectionsIII.G,J,andO.ThefireprotectionprogramwasapprovedbythestaffintheSafetyEvaluationReportandassociatedSupplements1-3.10CFRPart50,AppendixR,SectionIII.J,requiresthatemergencylightingunitswithatleastan8-hourbatterypowersupplybeprovidedinallareasneededforoperationofsafeshutdownequipmentandinaccessandegressroutesthereto.Contrarytotheabove,asofFebruary15,1985,thebatterypowersupplyfor,theemergencylightingunitprovidedinthestairwelltotheRemoteShutdownPanelatelevation670feetoftheUnit2ReactorBuildingwasonlyratedfor3.75'hours.
Attachment2Cont'd.Page6of6~Resense:"(1)ReasonforViolation:Theimproperlyratedbatterypowersupplywasincorrectlyinstalledduringtheconstructionphaseoftheplant.The3.75hourratedbatterypowersupplyarethoseusedthroughouttheplantwhereahigherratedpowersupplyisnotrequired.(2)Correctivestepsthathavebeentakenandtheresultsachieved:Theincorrectpowersupplyunitwasreplacedwithapowersupplyoftheproperrating.(3)Correctivestepstobetakentoavoidfurtherviolations:Noadditionalactionsarerequired.(4)Dateoffullcompliance:Baseontheactionstakenabove,PP&Lisinfullcompliance.Additionally,theResidentInspectorsclosedthisviolationinDetail1.2ofInspectionReport50-388/86-04.rdkmeg162c f