ML17255A576
| ML17255A576 | |
| Person / Time | |
|---|---|
| Site: | Ginna  |
| Issue date: | 06/30/1979 |
| From: | CURTIS A E ROCHESTER GAS & ELECTRIC CORP. |
| To: | |
| Shared Package | |
| ML17255A573 | List: |
| References | |
| NUDOCS 8312280396 | |
| Download: ML17255A576 (29) | |
Text
QUALITYASSURANCE NfLNUALAppendixBGinnaStationInservice Inspection ProgramForthe1980-1989 IntervalTI7LE(ROCP~STER GAS6ELECTRICCORPORATION GINNASTATIONStISCTlYt DOT%January1,1980M'PNtDCfHvltWlDSYAtt%0VtDlY:At44Yzy~7PExemotion I1.IDENTIFICATION OFCOMPONENTS ANDIMPRACTICAL CODEREQUIREMENTS TheQualityGroupCcomponents oftheservicewatersystemprovidetheheatsinktovariousturbineandreactorauxiliary buildingcomponents including varioussafetyrelatedheatex-changers.
Theservicewatersystemoperatesinallmodesofreactoroperation including coldshutdownandrefueling.
ITheASMEBoilerandPressureVesselCode,SectionXI,1974Editionrequiresthatthesystembesubjected toavisualexamination undersystemoperating conditions, everythreeandone-third yearsandasystemhydrostatic testat1.1timesthesystemdesignpressureeachtenyearinterval.
Rochester GasandElectricbelievesthatthehydrostatic testrequirement fortheservicewatersystemisimpractical duetosystemdesignandtherefore requestforrelieffromthisrequirement issought.2~BASZSFORRELIEFThedesignofthesystemdictatestheuseofanopen-ended well-pitpump,whosesuctioncannotbeblankedofftopermitafullsystempressuretest.Theportionofthesystemdown-streamoftheheatexchanger isalsoopen-ended andcannotbehydzostatically tested.Theremaining sectionofthesystemisonlyisolatable bymeansofbutterfly valveswhichwerenodesignedtoprovidealeaktight boundary.
Withthesystemassuchitwouldbeimpractical toexpectthatleakagesotherthanatthevalvescouldbedetected.
0~~0SO002<<;~3f+20ppRAPOGEEppR6
~<<1tL~lA*pp QUALITY.ASSVRANCEMANUAL6INNASTATIONTfTLKAPPENDIXBGinnaStationnserviceInspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions PA/OF185knuary1,1980Theamplemarginincoolingcapacityinherently providedbysystemdesigndoesnotdictatetheneedforanessentially leaktight boundary.
Sincethesystemisinconstantoperation, itsintegrity
.iscontinually monitored.
Thoroughinspection ofthesystemeachperiodatthefulloperating pressureisadequatetodetectanygrossfailuresinthesystemwithoutdegrading systemsafetyoravailability.
3.ALTERNATIVE PROVISIONS Noalternate oraugmented examinations ortestsarenecessary inthiscase.Exemption ZZ1.IDENTIFICATION OFCOMPONENTS ANDIMPRACTICAL CODEREQUZRZHENT TherulesofArticle5ofSectionVrecommended thatUTindi-~ca'~whichproducearesponsegreaterthan20%,oftheref-erencelevelbeinvestigated totheextentthat,theoperatorcanevaluatetheshape,identity, andlocationofallsuchreflectors intermsoftheacceptance/rejection standards ofSectionXI.TheASHEBoilerandPressureVesselCode,SectionXZ,1974EditionthroughSummer1975Addendarequiresthatthepro-visionsofArticle5ofSectionVshallapplyifneitherAppendixIorIIIofSectionXI;areappli"able.
However,inthe1977EditionofSectionXZ,Summer1978Addenda,therulesofArticle5ofSectionVwereamendedtoonlyrequireinvestigation ofUTindication, whichproducearesponsegreaterthan100%ofreference level.Rochester Gas6Electricconcurswiththerequirements ofthelater,Code andAddendaandtherefore, arequestforrelieffromtheearlierrequirement issought.2~BASISFORRELIEFRochester Gas&Electricwillbeadoptingtherequirements ofIViA-2232 ofSectionXIofthe1977EditionofSectionXZ,throughtheSummer1978Addenda.Thisisdonepursuantto (QUALITYASSURANCE MANUALGINNASTATIONAPPENDIXBGinnaStationnserviceInspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions PAGjCF185knuary1,198010CFR50,55a, Paragraph (g)(4)(iv),whichsaysPortionsofeditionsoraddendamaybeusedprovidedthatallrelatedrequirements oftherespective editionsoraddendaaremet-"Adoptingtheevaluation criterion of100%ofreference levelisacceptable because:a)Indication ofthislevelfoundduingexaminations havebeensufficiently reliabletodetectflaws.b)Rochester Gas6Electr'chascommitted torecordallindication greaterthan50%ofreference level,therebyestablishing apermanent historywhichcan~besubsequently examined.
c)Rochester Gas&Electric's inspection historyatGinnahasshownthatthelevelof"noise"or"hash"intheUTresponsefromexaminations onQualityGroupsAandBsystemshastypically been20%-30%and20%-40%ofreference level,respectively.
3~ALTERNATIVE PROVISIONS Noalternative oraugmented examinations arenecessary inthiscase.ExemTition IIZ1.ZDENTZFZCATIONOFCOMPONENTS ANDIMPRACTZCAL CODEREQUIREMENTS Thereactorvesselandassociated closureheadarecladdedwithstainless steelontheinteriorsurfaces.
Sixpatcheseachhavinga36squareinchareawereselectedforexami-nationinaccessible locations ofthereactorvesselshellandclosurehead.Thepressurizer andsteamgenerators alsorequirea36squareinchareatobeaccessible forex'amination.
ITheASMEBoilerandPressureVesselCode,SectionXZ,1974!EditionthroughtheSummer1975Addendarequiresthatthecladpatchesinthereactorvessel,pressurizer andsteam!generators bevisuallyexaminedeachinterval.
Inaddition, theclosureheadpatchesrequirevisualplusasurfaceor QUAL)TYASSURANCE MANUALGINNASTAT10NTlTLF.:APPENDIXBGinnaStationInservice Inspection PrcgramForthe1980-1989 IntervalAttachment A-Exemptions PAG)OF18Shnuary1,1980volumetric examination eachinterval.
Inthe1977EditionofSectionXI,Summer1978Addenda,theASMECodehadcom-pletelyeliminated theexamination categories B-I-1andB-I-2~Rochester GasandElectricbelievestheearlierexaminations areimpractical sinceitoffersnorealmeansofcheckingpressurevesselintegrity.
Therefore, arequestforrelieffromtheearlierrequirement issought.2.BASISFORRELIEFAnalysishasshownthatflawswhichinitiateinthepressurevesselcladding, atlocations otherthannozzles,donotpropagate throughtheclad-base metalinterface.
Therefore, theirexistence doesnotposeathreattopressurevesselintegrity.
Thenozzleinnerradiiareaswillbevolumetrically examinedtodetectthepresenceofflawswhichmayhavepropa-gatedintothebasematerial.
Perormingtheseexaminations onlyconstitutes aneedlessexposureofpersonnel toradiation withnocompensatory in-creaseinsafety.Rochester Gas&Electrictherefore, willnotperformtheabovementioned examinations intheremaining inspection intervals.
3.ALTERNATIVE PROVISIONS Noalternate oraugmented examinations arenecessary inthiscase.Exemption IVI1.IDENTIFICATIONOFCOMPONENTS ANDIMPRACTICAL CODEiREQUIP~MENTSThisreliefrequestaddresses theSectionXIexamination categories concerning pressureretaining bolting,thatis,B-G-1andB-G-2.CategoryB-G-1inthe1974EditionofSectionXI,Summer1975Addendacoversboltingtwo-inches indiameterandgreaterandcategoryB-G-2coversboltinglessthantwoinchesindiameter.
However,inthe1977EditionofSectionXI,Summer1978Addenda,theboltingexaclytwo-inchesindiameterisshiftedfromcategoryB-G-1toB-G-2byrevisionofthecategorydefinition.
QUALITYASSURANCE IIANUALGINNASTATIONTITI.EAPPENDIXBGinnaStationZnservice Znspection ProgramForthe1980-1989 ZnervalAttachment A-Exemptions PAG)OF18URnuary1,1980Rochester GasEElectricconcurswiththecategorydefinition ofthelaterCodeandAddendaandtherefore, arequestforrelieffromtheearlierrequirement issought.2.BASISFORRELIEFRochester Gas6Electricwillbeadoptingtherequirements ofSectionXZofthe1977EditionofSectionXZthroughtheSummer1978Addendaforexamination categories B-G-1andB-G-2.Thisisdonepursuantto10CFR50.55a Paragraph (g)(4)(iv)whichsays"Portions ofeditionsoraddendamaybeusedprovidedthatallrelatedrequirements oftherespect've edit'onsoraddendaaremet."Adoptionofthisexemption hasaminimalimpact,sinceitin-cludesonlyasmallpercentage ofthe{}ualityGroupAboltingandwillinnowaygffectplantsafetymargins.3~ALTERNATIVE PROVZSZONSNoalternative oraugmented examinations arenecessary inthiscase.ExemtionV1.ZDENTZFICATIONOFCOMPONENTS ANDIMPRACTICAL CODEREQUIREMENTS TheASMEBoilerandPressureVesselCode,SectionXZ,1974EditionthroughSummer1975Addendarequiresthatpressureretaining components withineachsystemboundarybevisuallyexaminedwhilesubjected tosystempressuretests.Thesetestrequirements arenotonlyanimportant partoftheinservice inspec"ion, butalsodemandclarityintheirappli-cation.Rochester Gas&Electricfeelstheearlierhydrostatic testrequirements arenotasdefinitive asthelaterEditionandAddendaofSectionXI,andforthisreasonbelievesmisinter-pretation and/ormisapplication couldoccur.Requestforrelieffromtheearlierrequirement istherefore sought.
j, (QUALlTYASSURANCE MANUALGlNNASTATIONAPPENDIXBGinnaStationInservice Inspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions OF18january1,19802.BASISFORRELIEFRochester GashElectricwillbeadoptingtherequirements ofArticle-5000 ofSectionXZ,1977EditionthroughSummer1978Addenda.Thisisdonepursuantto10CFR50.55a, Paragraph
{g){4){iv,)
whichsays,'Portions ofeditionsoraddendamaybeusedprovidedthatallrelatedrequirements oftheres-pectiveeditionsoraddendaaremet."Byadoptingthemorecurrentrules,Ginna'sinservice inspection programinvokesagreatermarginofsafetybyapplyingaclearanddefinitive
'Code.3.ALTERNATIVE PROVISIONSINoalternative oraugmented examinations arenecessary inthiscase.Exemption VZl.IDENTIFICATIONOFCOMPONENTS ANDIMPRACTICAL CODEREQUIREMENTS GinnahasthreeQualityGroupAvalveswhichwillrequireavisualexamination oftheirinternals.
Thesevalvesareinthesafetyinjection systemandtheresidualheatremovalsystem.TheASHEBoilerand.PressureVesselCode,SectionXI,1974EditionthroughtheSummer1975Addendarequiresthatvalvesexceeding four-inches indiameterbeexaminedvisuallyduringeachinspection interval.
Specifically, theareaofexami-nationincludesvalveinternalpressureboundarysurfaces.
Rochester Gas&Electric, believesthatthisvisualexami-nationaddslittleornovaluetotheoverallsafetyoftheplantandsubjectsplantpersonnel tounnecessary radiation exposure.
Therefore, arequest,forrelieffromthisrequire-mentissought.2.BASISFOR'RELIEF Thisbasisforreliefrequestisfoundedonthefollowing twopoints:
QUALITYASSURANCf MANUALGINNASTATIONAPPENDIXBCinnaStationInservice Inspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions PAC)OF18Uh,nuary1,19801)tocompletethesubjectexamination, unnecessary expenditures ofman-hours andman-remarerequiredwithessentially nocompensating increaseinplantsafety,and2)thestructural integrity affordedbyvalvecasingmaterialutilizedvillnotsignificantly degradeoverthelifetimeofthevalve.BasedondatacompiledfromaplantsimilarinageanddesigntoGinna,itisexpectedthatapproximately 100man-hours and5man-remexposurevouldberequiredtodisassemble, inspect,andreassemble thesevalves.Performing thisvisualexami-nationundersuchadverseconditions, highdoserates(30-40R/hr),andpooras-castsurfaceconditions, realistically prevideslittleadditional information astothevalve'scasingintegrity.
Thevalvesmaterial, ahighstrengthcaststainless steel(AS'351-CPS),
iswidelyusedinthenuclearindustryandhasperformed extremely well.Thepresenceofsomedeltaferrite(typically 5%ormore)substantially increases re-sistancetointergranular stresscorrosion cracking.
Thedeltaferritealsohelpsthematerialtoresistpittingcorrosion inchloridecontaining environments.
Rochester Gas&Electricfeelsthatadequatesafetymarginsareinherentinthebasicvalvedesignandthatthepublic'shealthandsafetywillnotbeadversely effectedbynotper-formingavisualexamination othe'valveinternalpressureboundarysurfaces.
3.ALTERNATIVE PROVISIONS iAsstatedabove,Rochester Gas6Electricdoesnotbel'eveIthatthevisualexamination requiredeachtenyearintervaliswarranted.
However,asstandardmaintenance practicedictates, whenthesevalvesaredisassembled formaintenance
- purposes, avisual~examination oftheinternals andinternalpressureboundarysurfaceswillbeperformed, totheextentpractical.
QUALITYASSURANCE MANUALGINNASTATIONYtTLE:hPPENDIXBGinnaStation.:Inservice Inspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions
~&IOP8Knuary1,1980PAG$cF'xemption VII1~IDENTIFICATION OFCOHPONENTS ANDIHPRACTICAL CODEREQUIREHENTS Ineachofthetwo27.5inchinsidediameterrecirculation loops,GinnahasaQualityGroupAreactorcoolantpump.Thefunctionofthesetwopumpsistoprovideforcedcirculation throughthecoreduringnormalreactor,operation.
TheASHEBoilerandPressureVesselCode,SectionXI,1974Ed'tionthroughtheSummer1975Addendarequiresthatoneoftheserecirculation pumpsbeexaminedvisuallyduringeachinspection interval.,
Specifically, theareaofexamination includesallpumpinternalpressureboundarysurfaces.
IIRochester Gas&Electicbelievesthatthisvisualexami-nationaddslittleornoincreasetotheoverallsafetyo-theplantandsubjectsplantpersonnel tounnecessary radi-ationexposure.
Therefore, arequestforrelieffromthisrequirement issought.I2.BASISFORRELIEFThebasisforthisreliefrequestisfoundedonthefollowing twopoints:1)tecompletethesubjectexamination, largeexpendi-turesofman-hours andman-remarerequiredwithessentially nocompensating increaseinplantsafety'and2).thestructural integrity affordedbypumpcasingmaterialutilizedwillnotsignificantly degradeoverthelifetimeofthepump.BasedonthedatacompiledfromaplantsimilarinageanddesigntoGinna,itisexpectedthatapproximately 1000man-hoursand50man>>remexposures wouldberequiredtodis-assemble, inspect,andreassemble onepump.Performing thisvisualexamination undersuchadverseconditions, highdoserates(30-40R/hr),andpooras-castsurfacecondition, realistically provideslittleadditional information astothepump'scasingintegrity.
l<~~lav~I QVALlTYASSURANCE MANUALGlNNASTAT(ONTfTLE:APPENDIXBGinnaStationZnservice Inspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions PAQ)oc18january1,1980Thereactorcoolantpumpcasingmaterial, ahighstrengthcaststainless steel(ASTMA351-CF8),
iswidelyusedinthenuclearindustryandhasperformed extremely well.Thepresenceofsomedeltaferr'te(typically 5%ormore)sub-stantially increases resistance tointergranular stresscorrosion cracking.
Thedeltaferritealsohelpsthismaterialresistpittingcorrosion incnlorideconta'ning environments.
3.ALTERNATIVE PROVISIONS IAsstatedabove,Rochester thatthevisualexamination Gas6Electricdoesnotbelieverequiredeachtenyearintevaliswarranted.
However,asstandardmaintenance practicedictates, whenapumpofthistypeisdisassembled formain-tenancepurposesavisualexamination ofthepumpinternals andinternalpressureboundarysurfaceswillbeperformed, totheextentpractical.
Rochester Gas&Electricfeelsthatadequatesafetymarginsareinherentinthebasicpumpdesignandthatthepublic'shealthandsafetywillnotbeadversely effectedbynotper-formingavisualexamination ofthepumpinternalpressureboundarysurfaces.
Exemption VZIZIDENTIFICATION OFCOMPONENTS ANDIMPRACTICAL CODEREQUIREMENTSTheASMEBoilerandPressureVesselCode,SectionXZ,1974EditionthroughSummer1975Addenda,Categories C-CandC-Erequiresasurfaceexamination beperformed on100%ofthevesselsupportsand10%ofthesupportsforpip'ng,pumps,andvalves.Inthe1977EditionofSectionXZ,Summer1978Addenda,theCoderequires1008oftherequiredareasforeachsupportattachment beexamined.
Rochester GasaElectricbelievesthatthelaterEditionandAddendasofSectionXIprovidesmoreassurance oftheover-allstructural integrity ofGinna'sQualityGroupBsystems.Therefore, arequestforrelieffromtheearlierrequirement issought.IIL sQI a<QUALITYASSURANCE MANUALGINNASTATIONTlTLEAPPENDZXBGinnaStation..Inservice Inspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions PACE10OF18mleocDAIEjanuary1,19802.BASISFORRELIEFRochester Gas6Electricwillbeadoptingtherequirements oCategories C-CandC-EofSectionXI,1977Edi'onthroughSummer1978Addenda.Thisisdonepursuantto10CFR50.55a, Paragraph (g)(4)(iv) whichsays,'Portions ofeditionsoraddendamaybeusedprovidedthatallrelatedrequirements otherespective editionsoraddendaaremet."Byadoptingthemorecurrentrules,Ginna'sinservice inspection programprovidesgreaterassurance forsystemintegrity.
3.ALTERNATIVE.
PROVISIONS Noalternative oraugmented examinations arenecessary inthiscase.(Exemption IX1.IDENTIFICATION OFCOMPONENTS ANDIMPRACTICAL CODEREQUIREMENTS
)IRochester Gas6Electricfeelstheearlierrepairrulesarenotasdefinitive noradaptable asthelaterEditionandAddendaofSectionXZ,andbelievesthatbyadaptingthelaterrepairulesGinna'ssysemcanbeassuredofgreaterintegrity.
Therefore, arequestforrelieffromtheearlierrequirement issought.2.BASISFORRELIEFTheASMEBoilerandPressureVesselCode,SectionXI,1974EditionthroughSummer1979AddendarequiresthatreoairsbemadeeithertoASNESectionXXortheCodeapplicable totheconstruction ofthecomponent.
However,inthe1977EditionofSectionXZ,Summer1978Addenda,theCodeallowstheusertoapplylaterEditionoftheConstruction CodeorASMESectionIIZ,eitherinitsentiretyorportionsthereof.,Rochester Gas6Electricwillbeadoptingtherequirements ofArticle-4000 ofSectionXI,1977EditionthroughSummer1978Addenda.Thisisdonepursuantto10CFR50.55a, Paragraph
{g){4){iv)whichsays,"Portions ofeditionsoraddendamaybeusedprovidedthatall.related requirements oftherespective aiJQis QUAL)7YASSURANCE MANUALGINNASTATlONTITLEAPPENDIXBGinnaStation.Znservice Inspection Progra,Forthe1980-1989 IntervalAttachment A-Exemptions PACE11OF18ANCOAIEjanuary1,1980ed'tionsoraddendaaremet.Byadoptingthemorecuzren-rules,Ginna'sinservice inspection programinvokesamoredefinitive andadaptable repairprogramtherebyensuringgreaterintegrity tosafetyrelatedsystems.3.ALT"RNATZVEPROVISIONS Noalternative oraugmented examinations arenecessary inthiscase.Exemotion X1IDENTZFICATZON OFCOMPONENTS ANDIMPRACTICAL CODEREQUZREMENTSTheASMEBoilerandPressureVesselCode,SectionXI1974EditionthroughSummer1975AddendaCategoryC-Drequiresthat10%ofthepressureretaining boltingexceeding oneinchindiameterbenondestructively examined.
Inthe1977EditionofSectionXZ,Summer1978Addenda,theCodere-quiresthat100%ofthepressureretaining boltingexceeding twoinchesindiameterbenondestructively examined.
Rochester Gas&ElectricbelievesthatthelaterEditionandAddendasofSectionXZprovidesmoreassurance oftheoverallstructural integrity ofGinna'QualityGzoupBsystems.Therefore, arequestforrelieffromtheearlierrequirement issought.2.BASZSFORRELZEFRochesezGas6Electricwillbeadopting.
therequirements oCategoryC-D,ofSectionXI,1977EditionthroughSummer1978Addenda.Thisisdonepursuant, to10CFR50.55a, Paragraph (g)(4)(iv)whichsays,Portionsofeditionsoraddendamaybeusedprovidedthatallrelatedrequirements oftherespective editionsoraddendaaremet."'yadoptingthemorecurrentrules,Ginna'sinservice inspection programprovidesgreaterassurance forsystemintegrity.
QUALITYASSURANCE MANUALGINNASTATIONTITLEAPPENDIXBGinnaStationnserviceInspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions PA/2OF18Yknuary1,19803.ALTERNATIVE PROVISIONSNoalternative oraugmented examinations arenecessary inthiscase.Exemption XI1.IDENTIFICATION OFCOMPONENTS ANDIMRPACTICAL,CODE REQUIRAQI"waxTSTheASIDEBoilerandPressureVesselCode,SectionXI1974EditionthroughSummer1975Addenda,CategoryB-K-1requiresthat25%ofweldlengthoftheintegrally weldedexternalsupportsbevolumetrically examined.
Inthe1977EditionofSectionXI,Summer1978Addenda,theCoderequiresthat,100%ofweldlengthoftheintegrally weldedexternalsupportsbeexamined.
Rochester Gas6ElectricbelievesthatthelaterEditionandAddendasofSectionXIprovidesmoreassurance oftheoverallstructural integrity ofGinna'sQualityGroupAsystems.Therefore, arequestforrelieffromtheearlierrequire-mentissought.2.BASISFORRELIEFRochester Gas6Electricwillbeadoptingtherequirements ofCategoryB-5-1ofSectionXI,1977EditionthroughSummer1978Addenda.Thisisdonepursuantto10CFR50.55a, Paragraph (g)(4)(iv)whichsays,"Portions ofeditionsoraddendamaybeusedprovidedthatallrelatedrequirements oftherespective editionsoraddendaaremet."Byadoptingthesemorecurrentrules,Ginna'sinservice inspecionprogramprovidesgreate"assurance fo"systemintegrity.
3.ALTERNA..IVE PROVISIONS Noalter'native oraugmented exam'nations arenecessary inthiscase; l~0lJh QUAL1TYASSURANCEMANUALGINNASTATIONTITLEAPPENDIXBGinnaStationnserviceInspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions DATEJanuary1,1980PAGE13OFExemption XII1.IDENTIFICATION OFCOMPONENTS ANDIMPRACTICAL CODEREQUIR:"MENTS TheASMEBoilerandPressureVesselCode,SectionXI,1974EditionthroughSummer1975Addendarequiresthatarrange-mentsbemadew'ithanAuthorized Inspection Agencytoprovideinspection services.
Inaddition, theCoderequiresthatcertainadministrative functions beperformed bythe"En-forcement Authority" and"Authorized Inspector".
'Rochester Gas&Electric's GinnaNuclearGenerating Plant.islocatedinthestate'ofNewYork.Thisstatehasnot.endorsedASMECodesandtherefore does-notprovideadminis-trativeorganization andcontrolssuchas"Enforcement Authority",
"Authorized Inspector" and"Reporting Systems".
However,GinnaStation's QualityAssurance Programdoespro-videfortheseadministrative controlrequirements.
There-fore,Rochester Gas&ElectricrequestthatGinna'sStationQualityAssurance ProgrambeusedinlieuofCodeadminis-trativefunctions.
2.BASISFORRELIEFRochester Gas&Electric's programfortheinservice in-spection, governedbytheR.E.GinnaStationQuali.yAs-suranceManual,containstherequirements andresponsibilities forimplementation oftheprogramandprocedures.
Thepro-cedureshavebeenpreparedandapprovedbytheresponsible organizations withinRochester Gas&Electric, (i.e.,GinnaStation,Engineering, GeneralMaintenance, ElectricMeterandLaboratory andPurchasing).
Approvedprocedueswillbeimplemented tocontrolthestandards forexamination evaluation.
Theseprocedures in-cludetheidentifications oftheorganization performing theinspection, description ofthemethodofinspection tobeused,acceptance andrejection criteria,"and requirements forproviding evidenceofcompletion andcertification oftheinspection activity.
QUALITYASSURANCc MANUALGtNNASTATlONTiTLEAPPENDIXBGinnaStationInservice Inspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions PAGE14OF18~IoOCDATEjanuary1,1980IInaddition, procedures aredeveloped byGinnaStationtoprescribe thedisposition ofnonconformances.
Theprocedures implemented fortherepairs,theretestprocedures andthetestresults'willbereviewedbythePlantOperating ReviewCommittee.
Themembersofthiscommittee includetechnically qualiiedstaffpersonnel.
Examination techniques havebeenestablished inaccordance withwrittenrequirements andincorporated intowrittenpro"cedures.Qualifications fornondestructive testpersonnel areincompliance withRegulatory Guide1.58"Qualification ofNuclearPowerPlantInspection, Examination andTestingPersonnel".
Recordsandreportsoftheinservice inspection willbedeveloped andmaintained byRochester Gas&Electricandin-cludesuchitemsasexamination plansandschedules, exami-nationofresultsandcorrective actions.Thefunctions oftheASMEauthorized inspector, namelytheirreviewsandverifications, willbeperformed bypersonnel oftheHartford'SteamBoilerInspection andInsurance Company.Thequalifications oftheinspectors, inspections specialists andinspecionagencyareincompliance withtheCode.3.ALTERNATIVE PROVISIONS Noalternative oraugmented examinations arerequiredinthiscase.Exemption XIII1.IDENTIFICATION OFCOMPONENTS ANDIMPRACTICALCODEREQUIREMEhTSTheASMEBoilerandPressureVesselCode,SectionXZ,1974EditionthroughSummer1975Addenda,Article-6000 stipulates rulesforrecordsandreportsofClass1,2and3components
-of"nuclearpowerplants.Theseruleshavesubsequently beenrevise'dtoaddclarityandguidancetotheCode.
QUALI1YASSURANCE MANUALGINNASTATIONTITLEAPPENDIXBGinnaStationInservice Inspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions PAGE15OF18~t~0C,'AZEJanuary1,1980Rochester Gas&ElectricfeelstheearlierrulesofArticle-6000arenotasdefinitive astherulesofthe1977EcitionthroughSummer1978Addenda.Theybelievethatbyadoptingthelate""RecordsandReports"rules,Ginna'soverallZnŽse"v'ceZnsec"ionProgramcanbeofbetterquality.There-fore,arequestforrelieffromtheearlierrequirement issought'oches erGas&Electricwillbeaaoptingtherequirements oAr"icle-6000 of.SectionXZ,1977EditionthroughSummer1978Adcenca.Thisisdonepursuantto10CFR50.55a, Paragraph (g)(4)(iv)whichsays,"Portions ofeditionsoraddendamavbeusedprovidecthatallrelatedrequirements oftherespeciveedi'onsoraddendaaremet."Byadoptingthemorecurrentrules,Ginna'sinservice inspection programinvokesmoreco-herentrulesinmaintaining examination andtestdata.3.ALTERNATIVE PROVISZONSNoalternative oraugmented examinations arenecessary inthiscase.Exemption XZV1.ZDN.."ECTZONOFCOMPONENTS ANDIMPRACTICALCODEREQUIREMENTS hAhold-uptankinthewastedisposalsystemforGinnaprovidesamea..so"storingcontaminated waterwhichhasbeenusedintheoperation ofanuclearpowerplant.Thewastedisposalsystemmayberequiredtofunctioninallmode"ofreactoropeat'onincluding coldshutdownandrefueling.
TheASl":-BoilerandPressureVesselCode,SectionXZ,1974Edi"ionthoughSummer1975Addenda,requiresthatthesyste...besubjected toavisualexamination undersystemoperating conditions everythreeandone-third yearsandasystemhydro-staictestat1.1timesthesytemdesignpressureeachtenyear*interval.'
ft QUALITYASSURANCE MAtJALGlNNASTAT)QNTITLEAPPENDIXBGinnaStationInservice Inspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions 3anuary1,198GPAuE16OFRoc.".este Gas&Electricbelievesthathydrostatically tes=ingtherad-waste hol&uptanksputsGinna'splantinanunsaecondition andtherefore arequestforrelieff=-mt.".'rec.'menti'ssought.2.B8ISFO'2RKLZZFThodesignofthewastedisposalsystemissuchthatcon-taminated wate"isstoredinahold-uptankuntilsuchtimethatthelevelofcontamination isbelowthelimitsfo-dis"charge.Atthistimethehold-uptanksmaybereavail'able fo"usebvemptyingthestoredliquid.Severalconoltanks.coolantandtheimportant systemswith:nthechemicalvolumeandsystemdrainintothewastedisposalsystemhold-upThesearethevolumeandcontroltankdrains,reac"orletdownsystem,reactorcoolantdra'ntankdischarge, demineralizer systemdrains.Ifaut'litywastohydrostatically testthistankbyfillingthemwithwater,thehold-uptankwouldberendereduseless.Theplantwouldthenbepotentially putintoanunsafecond'tion foranyabncmalplantfunctionandifstartupoccurredwitho"thold-uptanksbeingavailable.
Sincethishold-uptankIconstantly storeiliquid, anyde-gradation cthetankmaterialwouldshowuppriortoitbecomingaproblem.3.ALER!:ATIV:"
PROVISIONS Av'sualexamnationshallbepeformedonceevery31/3yearstover'coninuedstructural integrity.
~I
QUALITYASSURANCE MANUALGINNASTATIONAPPENDIXBGinnaStationnserviceInspection ProgramForthe1980-1989 IntervalAttachment A-m~t'on17ov18DATEJanuay1,1980PAGEExem=tion XV1.IDENTIC.,ObOFCOMPONENTS ANDZHPRACICALCODER:"lUZRE~IEN' Thisre'iefrequestaddresses theSectionXIexaminat'on categories B-AandB-Dforthepressureretaining weldsintheandreactorvesselincluding thenozzletovesselwelds.Categories B-AandB-Bofthe1974EditionofSectionXZ,Summer1975Addendarequiresonlyapartialexamination othepressureretaining weldsir,thereactorvessel.However,i~the1977EditionofSectionXI,Summe1978Addenda,recuires100%oftheweldtobeinspected.
Also,inthe1974EditionofSectionXZ,Summer1975Addencathenozzletovesselweld,'category B-Darerequiredtobeinspected bydividingtheinspection upovertheintervalwhichisimpractical becauseonlyanozzleboreexamination canbeperformed ontwonozzlesoutoffour,the1977EditionofSectionXZ,Summer1978Addendaallowsforthenozzletovesselweldstobe&.Meedtotheendoftheinspection interval.
Rochester GasandElectricconcurswiththecategoryrequirements asdefinedofthelaterCodeandAddendaandtherefore, arequestforrelieffromtheearlierrequirement issought.2.BASSFORRELIEFRochester 1"asandElectricwi)lbeadoptingtherequie-mentsofSecionXZothe1977EditionofSectionXZthroughtheSummer1978Addendaforexamination categories B-AandB-D.Thisisdonepursuantto10CFR50.55apara-graph(g)(4)(iv) whichsaysportionsofeditionsoraddendamaybeusedprovidedthatallrelatedrequirements oftherespective editionsoraddendaaremet.Duringthefirstinpection interval100%ofthereacto"vesselweldsincluding thenozzletovesselweldswerecompleted.
Thisrequestisinkeepingwiththepolicyofpercoming100%ofallweldsinthereactorvesseleachinspecioninterval.
,Aswellasbeingapractical approachwhenexamining thenozzletovesselweldssothattherecu'redexaminations fromtwodirectiors maybeperomedatthesametime.
PmY QUALITYASSURANCE MANUALGINNASTATIONAPPENDIX3GinnaStationInservice'nspection ProgramForthe1980-1989 IntervalAttachment A-Exemptions
~NKCJanuary1,1980PAGgOFAdo"tionofthisexemption appliesmorecurrentrulestoGinna'sinservice inpection programproviding greaterassur-ancefo"systemintegrity.
3.ALTERNATIVE PROVISIONS Noaltenativeorargumented examanination arenecessary inthiscase.(~~
/allg'g'1la