ML18030A119: Difference between revisions

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=Text=
=Text=
{{#Wiki_filter:REGULATORYINFORMATIONDISTRIBUTIONSYSTEM(RIBS)~P!\ACCESSION'BR:8006270321'OC~DATE:80/06/20NOTARIZED:NO'OCKETFACI'SusauehannaSteamElectricStationrUnitlEPennsylva050003870388uszuehannaSteamElectricStation<Unit2iPennsylva05000388AT~I~.AUTHORAFFILIATIONCURTISFN~TEI'PennsylvaniaPowerELightCo,RKC?P,NArERECIPIENTAFFILIATION
{{#Wiki_filter:REGULATORY INFORMATION DISTRIBUTION SYSTEM(RIBS)~P!\ACCESSION'BR:8006270321
'OC~DATE:80/06/20NOTARIZED:
NO'OCKETFACI'Susauehanna SteamElectricStationrUnitlEPennsylva 050003870388uszuehanna SteamElectricStation<Unit2iPennsylva 05000388AT~I~.AUTHORAFFILIATION CURTISFN~TEI'Pennsylvania PowerELightCo,RKC?P,NArERECIPIENT AFFILIATION


==SUBJECT:==
==SUBJECT:==
Interimdeficiencyreptresmalldiameterpipebentinfieldiexceedingallowableovalitytolerancevalues~Causedbybendingmethod,Criteriawillbeestablishedforpersonnelisettinglimitsforovality8conditionsforacceptance,DISTRIBUTIONCODE:B019SCOPIESRECEIVED:LTR~ENCLgSIZE:TITLE:ConstructionDeficiencyReport(10CFR50.55E)NOTES:RECIPIENTIDCODE/NARKACTION:ADA/QL'LC~1LAILUBIABIEEO(AloINTERNAL:AO/RCI/IEFDO8STAFF07".IFLDCOOR/IE13..1YO/GEOBR22LICQUALBR,,PPA08A3KLD234=T=VBRwEGFILE01COPIESLTTRENCL11111'RECIPIENTIOCODE/NAMEBCYYDUDIOIBIRCBQI5PMAQ%P,1.4AEOOEQUIPQUALBR16HANAUERgS~I8E05HOOREpV~NRCPDR02ORASSESSBR17QABR10STANDRDSOEV11COPIESLTTRENCLEXTERNAL:ACRSNSIC24041611LPOR03TOTALNUr"BKROFCOPIESREQUIRFD:LTTR41ENCI TWONORTHNINTHSTREET,ALLENTOWN,PA.18101PHONE:(215)8215151NORMANW.CURTISViceResident.Engineertng&Construction821-5381June20,198019406Mr.BoyceH.GrierDirector-RegionIU.S.NuclearRegulatoryCommission631ParkAvenueKingofPrussia,PennsylvaniaSUSQUEHANNASTEAMELECTRICSTATIONINTERIMREPORTOFADEFICIENCyON0%KITYOFBENTPIPEFORUNIT1&2ERs100450/100508FILE;640-4/900-10PZA-498
Interimdeficiency reptresmalldiameterpipebentinfieldiexceeding allowable ovalitytolerance values~Causedbybendingmethod,Criteriawillbeestablished forpersonneli settinglimitsforovality8conditions foracceptance, DISTRIBUTION CODE:B019SCOPIESRECEIVED:LTR
~ENCLgSIZE:TITLE:Construction Deficiency Report(10CFR50.55E)
NOTES:RECIPIENTIDCODE/NARK ACTION:ADA/QL'LC~1LAILUBIABIEEO(Alo INTERNAL:
AO/RCI/IE FDO8STAFF07".IFLDCOOR/IE13..1YO/GEO BR22LICQUALBR,,PPA08A3KLD234=T=VBRwEGFILE01COPIESLTTRENCL11111'RECIPIENT IOCODE/NAME BCYYDUDIOIBIRCBQI 5PMAQ%P,1.4AEOOEQUIPQUALBR16HANAUERgS
~I8E05HOOREpV~NRCPDR02ORASSESSBR17QABR10STANDRDSOEV11COPIESLTTRENCLEXTERNAL:
ACRSNSIC24041611LPOR03TOTALNUr"BKROFCOPIESREQUIRFD:
LTTR41ENCI TWONORTHNINTHSTREET,ALLENTOWN, PA.18101PHONE:(215)8215151NORMANW.CURTISViceResident.Engineertng
&Construction 821-5381June20,198019406Mr.BoyceH.GrierDirector-Region IU.S.NuclearRegulatory Commission 631ParkAvenueKingofPrussia,Pennsylvania SUSQUEHANNA STEAMELECTRICSTATIONINTERIMREPORTOFADEFICIENCy ON0%KITYOFBENTPIPEFORUNIT1&2ERs100450/100508 FILE;640-4/900-10 PZA-498


==DearMr.Grier:==
==DearMr.Grier:==
ThisletterservestoconfirminformationprovidedbytelephonetoNRCInspectorMr.R.GallobyMr..AR.Sabolof,PPaLonApril18,1980.DuzingthatconversationMr.Gallo-was.advisedthatthesubjectconditionwasunderevaluationforzepoztability-undertheprovisionsof10CFR50.55(e).ThedeficiencyinvolvessmalldiameterpipewhichhasbeenbentinthefieldandwhichexceedstheovalitytolerancevaluesstatedinASME~Secti.onIII,NB4223.2.Thecodestatesthat.,unlessotherwisejustifiedbytheStressReport,theovalityofpipingafterbendingshallnotexceed.'8percentasdeterIILinedbytheformulas(Dmax-Dmin)DoWhereDo~Nomi1Lalpipeouts9.dediameterDmin~Minimumoutside,diameterafterbendingorformingDmax~Madmumoutsidediameterafterbending.or.fozmingForthefirst:instancedetected',BechtelNCR5523waswri.ttentoidentifyfour'tainlesssteelpipebendswheretheovalityexceeded8%.Thebendingmethodusedwasattributedasthecauseforthedeficiencies.Furtherinvestigationby'echtelFieldEngineeringandQualityControli.dentifiedanothersixteensmallpipebendsonstainlesssteelpipingthatexceededASME,tolerances.BechtelNCR5674waswrittentocoverthosedeficiencies.andhasbeenusedgolf5i'ENNSYLVANIAPOWER&LIGHTCOMPANY811088'ro+7' Mr.BoyceH.GrierJune20,1980torecordanyotherdeficienciesofthis.nature.Thedeficiencyhasbeen.formallydocumentedinBechtelMCAR1-51.Thedeficiency,haditgoneundetected,couldhaveadverselyaffectedthesafetyofoperationsoftheSSESplant..:Thepipingthathasbeenbentbeyondovalitytolerancecouldleadtoaruptureorrestrictflowinthecontrolandinstrumentationlinesforsafetysystemssuchas'he:'ReactorWaterLevel,ReactorPressure,ResidualHeatRemoval,CoreSpray,HPCI,,RCIC,RWCU,therebyaffectingplantsafety.Inaddressingthedeficiencyforpipebendswithovalitybeyondtheestablishedtoleranceof8%,acceptancecriteriaisbeingdevelopedforpipebends,whosecrosssectional.shapesarebetween8%and15%ofcircular(oval).Thiscriteriawillbeestablishedforusebyfieldpersonnelandwillsetthelimitsforovalityandtheconditionsnecessaryforacceptance.Theconditionswillincludecrosssectionalarea,surfaceconditionsandsystemconsiderations.Establishingthisacceptancecriteriainouropinionconstitutesextensiveevaluation;tomeetthecriteria"asdefinedby10CFR50.55(e)(1)(iii).Therefore,the-deficiencyisdeemedreportableunder10CFR50.55(e).Further,sincethedetailsofthisreportprovidesinformationrelevanttothereportingrequirementsof10CFR21,thiscorrespondenceisconsideredto-alsodischargeanyformalresponsibilityPP&Lmayhaveforreportingincompliancethereto.Afinalreportofthedeficiencyandthecorrective.actiontobe-implementedwillbeavailableinSeptember,.1980.Verytrulyyours,NWCurtis:VicePresident-EngineeringS'onstruction-Nuclear.PLWmcb~cc;Mr.Victor.Stello(15)'irector-OfHceof'nspection6Enforcement'"U.S.NuclearRegulatoryCommission.Washington,D.C20555Mr.G.McDonald,DirectorOfficeofManagementInformation6ProgramControlU.SNuclearRegulatoryCommissionWashington,D.C.20555Mr.RobertM.GalloU.S.NuclearRegulatoryCommissionP.OBox52Shickshinny,Pennsylvania18655}}
Thisletterservestoconfirminformation providedbytelephone toNRCInspector Mr.R.GallobyMr..AR.Sabolof,PPaLonApril18,1980.Duzingthatconversation Mr.Gallo-was.advisedthatthesubjectcondition wasunderevaluation forzepoztability-under theprovisions of10CFR50.55(e)
.Thedeficiency involvessmalldiameterpipewhichhasbeenbentinthefieldandwhichexceedstheovalitytolerance valuesstatedinASME~Secti.onIII,NB4223.2.
Thecodestatesthat.,unlessotherwise justified bytheStressReport,theovalityofpipingafterbendingshallnotexceed.'8 percentasdeterIILined bytheformulas(Dmax-Dmin)DoWhereDo~Nomi1Lalpipeouts9.dediameterDmin~Minimumoutside,diameterafterbendingorformingDmax~Madmumoutsidediameterafterbending.or.fozmingForthefirst:instancedetected',
BechtelNCR5523waswri.ttentoidentifyfour'tainless steelpipebendswheretheovalityexceeded8%.Thebendingmethodusedwasattributed asthecauseforthedeficiencies.
Furtherinvestigation by'echtel FieldEngineering andQualityControli.dentified anothersixteensmallpipebendsonstainless steelpipingthatexceededASME,tolerances.
BechtelNCR5674waswrittentocoverthosedeficiencies.
andhasbeenusedgolf5i'ENNSYLVANIA POWER&LIGHTCOMPANY811088'ro
+7' Mr.BoyceH.GrierJune20,1980torecordanyotherdeficiencies ofthis.nature.Thedeficiency hasbeen.formallydocumented inBechtelMCAR1-51.Thedeficiency, haditgoneundetected, couldhaveadversely affectedthesafetyofoperations oftheSSESplant..:Thepipingthathasbeenbentbeyondovalitytolerance couldleadtoaruptureorrestrictflowinthecontrolandinstrumentation linesforsafetysystemssuchas'he:'Reactor WaterLevel,ReactorPressure, ResidualHeatRemoval,CoreSpray,HPCI,,RCIC,RWCU,therebyaffecting plantsafety.Inaddressing thedeficiency forpipebendswithovalitybeyondtheestablished tolerance of8%,acceptance criteriaisbeingdeveloped forpipebends,whosecrosssectional.
shapesarebetween8%and15%ofcircular(oval).Thiscriteriawillbeestablished forusebyfieldpersonnel andwillsetthelimitsforovalityandtheconditions necessary foracceptance.
Theconditions willincludecrosssectional area,surfaceconditions andsystemconsiderations.
Establishing thisacceptance criteriainouropinionconstitutes extensive evaluation; tomeetthecriteria" asdefinedby10CFR50.55(e)(1)(iii).
Therefore, the-deficiency isdeemedreportable under10CFR50.55(e).
Further,sincethedetailsofthisreportprovidesinformation relevanttothereporting requirements of10CFR21,thiscorrespondence isconsidered to-alsodischarge anyformalresponsibility PP&Lmayhaveforreporting incompliance thereto.Afinalreportofthedeficiency andthecorrective.
actiontobe-implemented willbeavailable inSeptember,.
1980.Verytrulyyours,NWCurtis:VicePresident-Engineering S'onstruction-Nuclear.
PLWmcb~cc;Mr.Victor.Stello(15)'irector-OfHce of'nspection 6Enforcement'"
U.S.NuclearRegulatory Commission.
Washington, D.C20555Mr.G.McDonald, DirectorOfficeofManagement Information 6ProgramControlU.SNuclearRegulatory Commission Washington, D.C.20555Mr.RobertM.GalloU.S.NuclearRegulatory Commission P.OBox52Shickshinny, Pennsylvania 18655}}

Revision as of 03:37, 29 June 2018

Interim Deficiency Rept Re Small Diameter Pipe Bent in Field,Exceeding Allowable Ovality Tolerance Values.Caused by Bending Method.Criteria Will Be Established for Personnel, Setting Limits for Ovality & Conditions for Acceptance
ML18030A119
Person / Time
Site: Susquehanna  Talen Energy icon.png
Issue date: 06/20/1980
From: CURTIS N W
PENNSYLVANIA POWER & LIGHT CO.
To:
References
PLA-498, NUDOCS 8006270321
Download: ML18030A119 (3)


Text

REGULATORY INFORMATION DISTRIBUTION SYSTEM(RIBS)~P!\ACCESSION'BR:8006270321

'OC~DATE:80/06/20NOTARIZED:

NO'OCKETFACI'Susauehanna SteamElectricStationrUnitlEPennsylva 050003870388uszuehanna SteamElectricStation<Unit2iPennsylva 05000388AT~I~.AUTHORAFFILIATION CURTISFN~TEI'Pennsylvania PowerELightCo,RKC?P,NArERECIPIENT AFFILIATION

SUBJECT:

Interimdeficiency reptresmalldiameterpipebentinfieldiexceeding allowable ovalitytolerance values~Causedbybendingmethod,Criteriawillbeestablished forpersonneli settinglimitsforovality8conditions foracceptance, DISTRIBUTION CODE:B019SCOPIESRECEIVED:LTR

~ENCLgSIZE:TITLE:Construction Deficiency Report(10CFR50.55E)

NOTES:RECIPIENTIDCODE/NARK ACTION:ADA/QL'LC~1LAILUBIABIEEO(Alo INTERNAL:

AO/RCI/IE FDO8STAFF07".IFLDCOOR/IE13..1YO/GEO BR22LICQUALBR,,PPA08A3KLD234=T=VBRwEGFILE01COPIESLTTRENCL11111'RECIPIENT IOCODE/NAME BCYYDUDIOIBIRCBQI 5PMAQ%P,1.4AEOOEQUIPQUALBR16HANAUERgS

~I8E05HOOREpV~NRCPDR02ORASSESSBR17QABR10STANDRDSOEV11COPIESLTTRENCLEXTERNAL:

ACRSNSIC24041611LPOR03TOTALNUr"BKROFCOPIESREQUIRFD:

LTTR41ENCI TWONORTHNINTHSTREET,ALLENTOWN, PA.18101PHONE:(215)8215151NORMANW.CURTISViceResident.Engineertng

&Construction 821-5381June20,198019406Mr.BoyceH.GrierDirector-Region IU.S.NuclearRegulatory Commission 631ParkAvenueKingofPrussia,Pennsylvania SUSQUEHANNA STEAMELECTRICSTATIONINTERIMREPORTOFADEFICIENCy ON0%KITYOFBENTPIPEFORUNIT1&2ERs100450/100508 FILE;640-4/900-10 PZA-498

DearMr.Grier:

Thisletterservestoconfirminformation providedbytelephone toNRCInspector Mr.R.GallobyMr..AR.Sabolof,PPaLonApril18,1980.Duzingthatconversation Mr.Gallo-was.advisedthatthesubjectcondition wasunderevaluation forzepoztability-under theprovisions of10CFR50.55(e)

.Thedeficiency involvessmalldiameterpipewhichhasbeenbentinthefieldandwhichexceedstheovalitytolerance valuesstatedinASME~Secti.onIII,NB4223.2.

Thecodestatesthat.,unlessotherwise justified bytheStressReport,theovalityofpipingafterbendingshallnotexceed.'8 percentasdeterIILined bytheformulas(Dmax-Dmin)DoWhereDo~Nomi1Lalpipeouts9.dediameterDmin~Minimumoutside,diameterafterbendingorformingDmax~Madmumoutsidediameterafterbending.or.fozmingForthefirst:instancedetected',

BechtelNCR5523waswri.ttentoidentifyfour'tainless steelpipebendswheretheovalityexceeded8%.Thebendingmethodusedwasattributed asthecauseforthedeficiencies.

Furtherinvestigation by'echtel FieldEngineering andQualityControli.dentified anothersixteensmallpipebendsonstainless steelpipingthatexceededASME,tolerances.

BechtelNCR5674waswrittentocoverthosedeficiencies.

andhasbeenusedgolf5i'ENNSYLVANIA POWER&LIGHTCOMPANY811088'ro

+7' Mr.BoyceH.GrierJune20,1980torecordanyotherdeficiencies ofthis.nature.Thedeficiency hasbeen.formallydocumented inBechtelMCAR1-51.Thedeficiency, haditgoneundetected, couldhaveadversely affectedthesafetyofoperations oftheSSESplant..:Thepipingthathasbeenbentbeyondovalitytolerance couldleadtoaruptureorrestrictflowinthecontrolandinstrumentation linesforsafetysystemssuchas'he:'Reactor WaterLevel,ReactorPressure, ResidualHeatRemoval,CoreSpray,HPCI,,RCIC,RWCU,therebyaffecting plantsafety.Inaddressing thedeficiency forpipebendswithovalitybeyondtheestablished tolerance of8%,acceptance criteriaisbeingdeveloped forpipebends,whosecrosssectional.

shapesarebetween8%and15%ofcircular(oval).Thiscriteriawillbeestablished forusebyfieldpersonnel andwillsetthelimitsforovalityandtheconditions necessary foracceptance.

Theconditions willincludecrosssectional area,surfaceconditions andsystemconsiderations.

Establishing thisacceptance criteriainouropinionconstitutes extensive evaluation; tomeetthecriteria" asdefinedby10CFR50.55(e)(1)(iii).

Therefore, the-deficiency isdeemedreportable under10CFR50.55(e).

Further,sincethedetailsofthisreportprovidesinformation relevanttothereporting requirements of10CFR21,thiscorrespondence isconsidered to-alsodischarge anyformalresponsibility PP&Lmayhaveforreporting incompliance thereto.Afinalreportofthedeficiency andthecorrective.

actiontobe-implemented willbeavailable inSeptember,.

1980.Verytrulyyours,NWCurtis:VicePresident-Engineering S'onstruction-Nuclear.

PLWmcb~cc;Mr.Victor.Stello(15)'irector-OfHce of'nspection 6Enforcement'"

U.S.NuclearRegulatory Commission.

Washington, D.C20555Mr.G.McDonald, DirectorOfficeofManagement Information 6ProgramControlU.SNuclearRegulatory Commission Washington, D.C.20555Mr.RobertM.GalloU.S.NuclearRegulatory Commission P.OBox52Shickshinny, Pennsylvania 18655