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{{#Wiki_filter:REGULATOINFORMATIONDISTRIBUTIONTEM('RIDS)'ACCESSIONNBR!8311110135DOC~DATES83/11/04NOTARIZED'NO.FACIL:503i5Donal.d'.6~'Cook>>Nuclear>>Power-.->>Plantg',Uni,t'iIndiana8"'.50316DonaldO~">>Cook'uclearPower.Planti'Uni,t2iIndiana8AUTH;NAME'AUTHORAFFILIATIONALEXICH~M,P,-Indiana8'Mjchigan=-Electric,Co,'REOIPNAMEiRECIPIKNTAFFILIATION:-DENTONgH,Rs..Office>>ofNucl'eartReactorIRegulation'irector>>.-SUBJECT;=-)Providesaddiinfore>>.ut)18308224submittal"L834021telconre"34h-fireprotection-of>>embeddedcables'Twoembedded'ablesfoundw/osufficient"firebarrier~to:provide"3hrating,Addiinsu1ation~will"be;provided..DISTRIBUTIONiCODE>>'AOOSSiCOPIES'RECEIVED:LTR,J,'NCL:,P'SIZE:."'TITLE>,OR'Submittal:Fire>>iProtection.NOTES!DOCKET¹0500031'505000316RECIPIENT>>IDCODE/NAME,NRR"ORB1>>BC'1.*INTERNALRELD/HDS3IE'i'WHITNEYgLNRR=WAMBACH.NRR'/DL-"'DIRRGN3>>COPIESI;TTR"ENCL>>4341=1,i..1RECIPIENTIDCODE/NAME,IE:;FILE>>06NRRFIORAVANT07DE/CEB09RKL04>>COPIESLTTRENCL1221EXT'ERNAL~ACRS.NRC>>PDRNTIS11025341>>LPDRNSIC,03'2051)TOTALNUMBEROF:COPIESREQUIRED!LTTR22ENCL.
{{#Wiki_filter:REGULATOINFORMATION DISTRIBUTION TEM('RIDS)'ACCESSION NBR!8311110135 DOC~DATES83/11/04NOTARIZED'NO
iFMliiII)iFis>>Tocit>)ne"iinnr0).f<:c)y><<I<<P'l)ii)~<<.'c'ii)~'0fikey~A'0L)ly'O'>>I''i"OilyAOVIl~<>I~~~I>rRq~ira4>if)lno>>)e<<>r~'<<'1Jr)Ijr33i<l',gIcyo<)9:l6)'lir)'if9giy"tvf'l)),rgy61,irAilIrjy<r0IIc'Fyf'fr<~cliPP%4c~'IF'IF'fii'i'1v~0Ffili)l>rqPn','irvn'1il)i">nRQn))k~g)nr'Fi)july>l~c)l;8"plipf'fJgpggep0Irfilr'iirvnacrnP~yiraiF-la~r>4C<irar0tuaO<<~y.nu~f,t"9t'rhea<<i~rfI'yc>nremiyfi)~<>rfl~",;)~r0>>~."-fhIc..lIf:5)FIg'))ilP<I~<<lu~gyfl(yh:9l.>>)a)rIxt.,<fc,'I)or>r9qaw~a<~ir3;ft.e9r",jets>>..rli>:>jfIt INDIANA8MICHIGANELECTRICCOMPANYP.O.BOX16631COLUMBUS,OHIO43216November4,1983AEP:NRC:0692IDonaldC.CookNuclearPlant,UnitNos.1and2DocketNos.50-315and50-316LicenseNos.DPR-58andDPR-74FIREPROTECTIONFOREMBEDDEDCABLESMr.HaroldR.Denton,DirectorOfficeofNuclearReactorRegulationU.S.NuclearRegulatoryCommissionWashington,D.C.20555
.FACIL:50 3i5Donal.d'.6
~'Cook>>Nuclear>>Power-.->>Plantg
',Uni,t'i Indiana8"'.50316DonaldO~">>Cook'uclear Power.Planti'Uni,t2iIndiana8AUTH;NAME'AUTHOR AFFILIATION ALEXICH~M,P,
-Indiana8'Mjchigan
=-Electric,Co,'REOIP NAMEiRECIPIKNT AFFILIATION
:-DENTONgH,Rs..
Office>>ofNucl'eartReactorIRegulation'irector>>.-SUBJECT;=-)Provides addiinfore>>.ut)18308224submittal "L834021telconre"34h-fireprotection-of>>embedded cables'Twoembedded'ablesfoundw/osufficient"fire barrier~to:provide" 3hrating,Addiinsu1ation~will"be;provided..DISTRIBUTION iCODE>>'AOOSSiCOPIES'RECEIVED:LTR,J,'NCL:,P'SIZE:."'TITLE>,
OR'Submittal:
Fire>>iProtection
.NOTES!DOCKET&#xb9;0500031'5 05000316RECIPIENT>>
IDCODE/NAME, NRR"ORB1>>BC'1.*INTERNALR ELD/HDS3IE'i'WHITNEY gLNRR=WAMBACH.NRR'/DL-"'DIR RGN3>>COPIESI;TTR"ENCL>>
4341=1,i..1RECIPIENT IDCODE/NAME, IE:;FILE>>06NRRFIORAVANT07 DE/CEB09RKL04>>COPIESLTTRENCL1221EXT'ERNAL
~ACRS.NRC>>PDRNTIS11025341>>LPDRNSIC,03'2051)TOTALNUMBEROF:COPIES REQUIRED!
LTTR22ENCL.
iFMliiII)iFis>>Tocit>)ne"iinnr0).f<:c)y><<I<<P'l)ii)~<<.'c'ii)~'0fikey~A'0L)ly'O'>>I''i"OilyAOVIl~<>I~~~I>rRq~ira4>if)lno>>)e<<>r~'<<'1Jr)Ijr33i<l',gIcyo<)9:l6)'lir)'if9giy"tvf'l)),rgy61,irAilIrjy<r0IIc'Fyf'fr<~cliPP%4c~'IF'I F'fii'i'1v~0Ffili)l>rq Pn','irvn'1il)i">nRQn))k~g)nr'Fi)july>l~c) l;8"plipf'fJgpggep0Irfilr'iirvnacr nP~yiraiF-la~r>4C<irar0tuaO<<~y.nu~f,t"9t'rhea<<
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rli>:>jfIt INDIANA8MICHIGANELECTRICCOMPANYP.O.BOX16631COLUMBUS, OHIO43216November4,1983AEP:NRC:0692I DonaldC.CookNuclearPlant,UnitNos.1and2DocketNos.50-315and50-316LicenseNos.DPR-58andDPR-74FIREPROTECTION FOREMBEDDEDCABLESMr.HaroldR.Denton,DirectorOfficeofNuclearReactorRegulation U.S.NuclearRegulatory Commission Washington, D.C.20555


==DearMr.Denton:==
==DearMr.Denton:==
Thepurposesofthisletterare(1)toprovideadditionalinformationrelatedtoourprevioussubmittal(AEP:NRC:0692H)datedAugust22,1983and(2)toconfirmthetelephoneconversationwehadwithyourstaffonFriday,October21,1983concerningthree-hourfireprotectionofembeddedcablesattheDonaldC.CookNuclearPlant.Theprevioussubmittaltransmittedareport,datedMarch1983,whichwaspreparedbyourconsultants,EngineeringPlanningManagementIncorporated(EPM).Thatreportwastitled"SupplementalInformationSafeShutdownCapabilityAssessmentandProposedModifications,10CFR50,AppendixR,SectionIIIG."Section2oftheSupplementalReportstated,inpart,thattheadditionalbarriermassbetweentheembeddedcablesandthecoldside(ofthewall)willfunctionasaheatsink,loweringtheactualin-walltemperatureattheembeddedcabletoanumbersubstantiallylower.thanthe322FusedforthestandardNFPAbarrierrating.Atourrequest,EPMreviewedthebasesemployedintheSupplementalReport.WereceivedaletterfromEPM,datedSeptember28,1983,concerningtheadditionalreviews.TheinformationattachedtotheEPMletterstatedthatthecriticaltemperaturesatafourinchdepthreachedbetween500Fand600Fafterthreehours.Asdiscussedduringthetelephoneconversation,wehavetracedallsafetyrelatedcablesinfirezonestodeterminewhichzonesincludedmorethanoneEssentialSafetyFeatures(ESF)train.Asaresult,wefoundtwocasesinwhichembeddedcablesdidnothaveasufficientfirebarriertoprovideathree-hourzating.Inbothofthesecases,thecableswereinconcretepilasters,whicharenotpartofthestructuralwall.TheaffectedpilastersarelocatedinFireZone15inUnit1(i.e.,theredESFdivisionaldieselgeneratorroom)andFireZone19inUnit2(i.e.,thegreenESFdivisionaldieselgeneratorroom).Inbothcases,wewilladdsufficientinsulationtoprovideathree-hour8311110135831104PDRADOCK05000315FPDR 0t"0;fFt,hP~)Jrhf~=)>>III,h'I0P0I'~rhI'hf')0,,f.h'.0'),EI'ff"r'IItffIRrFjI'rf,Hr<<fr)')h~r)Ef1t'"'FI'*'>>qr)~~0'f~hj.fC>><<fI0EItE=h~~hfbiI'hW~--II(hRHfrt~I~0plh",'"hth<<fAI~jl0<<tf'hE)",0'"r),IIRE0hjrth0>>I''jhf')jlht.)-~>>y<<,.'h'tl0I'E;r~I>>)'l>>tjr)l)TE>>$0>>P)$f*''I",ER'fEf>>h;0"))>>htrgrlwirIf'>>Pj~,0rhfF0rtf0'>>lttIg)'HrHf~'.>>rvFf,""),ff~
Thepurposesofthisletterare(1)toprovideadditional information relatedtoourprevioussubmittal (AEP:NRC:0692H) datedAugust22,1983and(2)toconfirmthetelephone conversation wehadwithyourstaffonFriday,October21,1983concerning three-hour fireprotection ofembeddedcablesattheDonaldC.CookNuclearPlant.Theprevioussubmittal transmitted areport,datedMarch1983,whichwaspreparedbyourconsultants, Engineering PlanningManagement Incorporated (EPM).Thatreportwastitled"Supplemental Information SafeShutdownCapability Assessment andProposedModifications, 10CFR50,AppendixR,SectionIIIG."Section2oftheSupplemental Reportstated,inpart,thattheadditional barriermassbetweentheembeddedcablesandthecoldside(ofthewall)willfunctionasaheatsink,loweringtheactualin-walltemperature attheembeddedcabletoanumbersubstantially lower.thanthe322FusedforthestandardNFPAbarrierrating.Atourrequest,EPMreviewedthebasesemployedintheSupplemental Report.WereceivedaletterfromEPM,datedSeptember 28,1983,concerning theadditional reviews.Theinformation attachedtotheEPMletterstatedthatthecriticaltemperatures atafourinchdepthreachedbetween500Fand600Fafterthreehours.Asdiscussed duringthetelephone conversation, wehavetracedallsafetyrelatedcablesinfirezonestodetermine whichzonesincludedmorethanoneEssential SafetyFeatures(ESF)train.Asaresult,wefoundtwocasesinwhichembeddedcablesdidnothaveasufficient firebarriertoprovideathree-hour zating.Inbothofthesecases,thecableswereinconcretepilasters, whicharenotpartofthestructural wall.Theaffectedpilasters arelocatedinFireZone15inUnit1(i.e.,theredESFdivisional dieselgenerator room)andFireZone19inUnit2(i.e.,thegreenESFdivisional dieselgenerator room).Inbothcases,wewilladdsufficient insulation toprovideathree-hour 8311110135 831104PDRADOCK05000315FPDR 0t"0;fFt,hP~)Jrhf~=)>>III,h'I0P0I'~rhI'hf')0,,f.h'.0'),EI'ff"r'IItffIRrFjI'rf,Hr<<fr)')h~r)Ef1t'"'FI'*'>>qr)~~0'f~hj.fC>><<fI0EItE=h~~hfbiI'hW~--II(hRHfrt~I~0plh",'"hth<<fAI~jl0<<tf'hE)",0'"r),IIRE0hjrth0>>I''jhf')jlht
Mr.'HaroldR.onAEPsNRC:0692Ibarrier,withoutanyrelianceontheinsulationpropertiesoftheconcrete.TheinsulationmodificationwillnotrelyonanyconditionsaddressedintheSupplementalReport.Thisinformationshouldbefactoredintothedata-baseforyourSafetyEvaluationReportonfireprotectionwhich,weunderstandwewillbereceivingshortly.ThisdocumenthasbeenpreparedfollowingCorporateprocedureswhichincorporateareasonablesetofcontrolstoinsureitsaccuracyandcompletenesspriortosignaturebytheundersigned.Verytrulyyours,~iM.AlichVicePreidentMPA/pbcc:JohnE.DolanW.G.Smith,Jr.-BridgmanR.C.CallenG.CharnoffE.R.Swanson,NRCResidentInspector-Bridgman 0~-P1")Fa~~}}
.)-~>>y<<,.'h'tl0I'E;r~I>>)'l>>tjr)l)TE>>$0>>P)$f*''I",ER'fEf>>h;0"))>>htrgrlwirIf'>>Pj~,0rhfF0rtf0'>>lttIg)'HrHf~'.>>rvFf,""),ff~
Mr.'Harold R.onAEPsNRC:0692I barrier,withoutanyrelianceontheinsulation properties oftheconcrete.
Theinsulation modification willnotrelyonanyconditions addressed intheSupplemental Report.Thisinformation shouldbefactoredintothedata-base foryourSafetyEvaluation Reportonfireprotection which,weunderstand wewillbereceiving shortly.Thisdocumenthasbeenpreparedfollowing Corporate procedures whichincorporate areasonable setofcontrolstoinsureitsaccuracyandcompleteness priortosignature bytheundersigned.
Verytrulyyours,~iM.AlichVicePreidentMPA/pbcc:JohnE.DolanW.G.Smith,Jr.-BridgmanR.C.CallenG.CharnoffE.R.Swanson,NRCResidentInspector
-Bridgman 0~-P1")Fa~~}}

Revision as of 08:50, 29 June 2018

Provides Addl Info Re Util 830822 Submittal & 831021 Telcon Re 3 H Fire Protection of Embedded Cables.Two Embedded Cables Found W/O Sufficient Fire Barrier to Provide 3 H Rating.Addl Insulation Will Be Provided
ML17320A813
Person / Time
Site: Cook  American Electric Power icon.png
Issue date: 11/04/1983
From: ALEXICH M P
INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To: DENTON H R
Office of Nuclear Reactor Regulation
References
AEP:NRC:0692I, AEP:NRC:692I, NUDOCS 8311110135
Download: ML17320A813 (6)
v • d • e


Text

REGULATOINFORMATION DISTRIBUTION TEM('RIDS)'ACCESSION NBR!8311110135 DOC~DATES83/11/04NOTARIZED'NO

.FACIL:50 3i5Donal.d'.6

~'Cook>>Nuclear>>Power-.->>Plantg

',Uni,t'i Indiana8"'.50316DonaldO~">>Cook'uclear Power.Planti'Uni,t2iIndiana8AUTH;NAME'AUTHOR AFFILIATION ALEXICH~M,P,

-Indiana8'Mjchigan

=-Electric,Co,'REOIP NAMEiRECIPIKNT AFFILIATION

-DENTONgH,Rs..

Office>>ofNucl'eartReactorIRegulation'irector>>.-SUBJECT;=-)Provides addiinfore>>.ut)18308224submittal "L834021telconre"34h-fireprotection-of>>embedded cables'Twoembedded'ablesfoundw/osufficient"fire barrier~to:provide" 3hrating,Addiinsu1ation~will"be;provided..DISTRIBUTION iCODE>>'AOOSSiCOPIES'RECEIVED:LTR,J,'NCL:,P'SIZE:."'TITLE>,

OR'Submittal:

Fire>>iProtection

.NOTES!DOCKET¹0500031'5 05000316RECIPIENT>>

IDCODE/NAME, NRR"ORB1>>BC'1.*INTERNALR ELD/HDS3IE'i'WHITNEY gLNRR=WAMBACH.NRR'/DL-"'DIR RGN3>>COPIESI;TTR"ENCL>>

4341=1,i..1RECIPIENT IDCODE/NAME, IE:;FILE>>06NRRFIORAVANT07 DE/CEB09RKL04>>COPIESLTTRENCL1221EXT'ERNAL

~ACRS.NRC>>PDRNTIS11025341>>LPDRNSIC,03'2051)TOTALNUMBEROF:COPIES REQUIRED!

LTTR22ENCL.

iFMliiII)iFis>>Tocit>)ne"iinnr0).f<:c)y><<I<<P'l)ii)~<<.'c'ii)~'0fikey~A'0L)ly'O'>>Ii"OilyAOVIl~<>I~~~I>rRq~ira4>if)lno>>)e<<>r~'<<'1Jr)Ijr33i<l',gIcyo<)9:l6)'lir)'if9giy"tvf'l)),rgy61,irAilIrjy<r0IIc'Fyf'fr<~cliPP%4c~'IF'I F'fii'i'1v~0Ffili)l>rq Pn','irvn'1il)i">nRQn))k~g)nr'Fi)july>l~c) l;8"plipf'fJgpggep0Irfilr'iirvnacr nP~yiraiF-la~r>4C<irar0tuaO<<~y.nu~f,t"9t'rhea<<

i~rfI'yc>nremiyfi)~<>rfl~",;)~r0>>~."-fhIc..lIf:5)FIg'))ilP<I~<<lu

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rli>:>jfIt INDIANA8MICHIGANELECTRICCOMPANYP.O.BOX16631COLUMBUS, OHIO43216November4,1983AEP:NRC:0692I DonaldC.CookNuclearPlant,UnitNos.1and2DocketNos.50-315and50-316LicenseNos.DPR-58andDPR-74FIREPROTECTION FOREMBEDDEDCABLESMr.HaroldR.Denton,DirectorOfficeofNuclearReactorRegulation U.S.NuclearRegulatory Commission Washington, D.C.20555

DearMr.Denton:

Thepurposesofthisletterare(1)toprovideadditional information relatedtoourprevioussubmittal (AEP:NRC:0692H) datedAugust22,1983and(2)toconfirmthetelephone conversation wehadwithyourstaffonFriday,October21,1983concerning three-hour fireprotection ofembeddedcablesattheDonaldC.CookNuclearPlant.Theprevioussubmittal transmitted areport,datedMarch1983,whichwaspreparedbyourconsultants, Engineering PlanningManagement Incorporated (EPM).Thatreportwastitled"Supplemental Information SafeShutdownCapability Assessment andProposedModifications, 10CFR50,AppendixR,SectionIIIG."Section2oftheSupplemental Reportstated,inpart,thattheadditional barriermassbetweentheembeddedcablesandthecoldside(ofthewall)willfunctionasaheatsink,loweringtheactualin-walltemperature attheembeddedcabletoanumbersubstantially lower.thanthe322FusedforthestandardNFPAbarrierrating.Atourrequest,EPMreviewedthebasesemployedintheSupplemental Report.WereceivedaletterfromEPM,datedSeptember 28,1983,concerning theadditional reviews.Theinformation attachedtotheEPMletterstatedthatthecriticaltemperatures atafourinchdepthreachedbetween500Fand600Fafterthreehours.Asdiscussed duringthetelephone conversation, wehavetracedallsafetyrelatedcablesinfirezonestodetermine whichzonesincludedmorethanoneEssential SafetyFeatures(ESF)train.Asaresult,wefoundtwocasesinwhichembeddedcablesdidnothaveasufficient firebarriertoprovideathree-hour zating.Inbothofthesecases,thecableswereinconcretepilasters, whicharenotpartofthestructural wall.Theaffectedpilasters arelocatedinFireZone15inUnit1(i.e.,theredESFdivisional dieselgenerator room)andFireZone19inUnit2(i.e.,thegreenESFdivisional dieselgenerator room).Inbothcases,wewilladdsufficient insulation toprovideathree-hour 8311110135 831104PDRADOCK05000315FPDR 0t"0;fFt,hP~)Jrhf~=)>>III,h'I0P0I'~rhI'hf')0,,f.h'.0'),EI'ff"r'IItffIRrFjI'rf,Hr<<fr)')h~r)Ef1t'"'FI'*'>>qr)~~0'f~hj.fC>><<fI0EItE=h~~hfbiI'hW~--II(hRHfrt~I~0plh",'"hth<<fAI~jl0<<tf'hE)",0'"r),IIRE0hjrth0>>Ijhf')jlht

.)-~>>y<<,.'h'tl0I'E;r~I>>)'l>>tjr)l)TE>>$0>>P)$f*I",ER'fEf>>h;0"))>>htrgrlwirIf'>>Pj~,0rhfF0rtf0'>>lttIg)'HrHf~'.>>rvFf,""),ff~

Mr.'Harold R.onAEPsNRC:0692I barrier,withoutanyrelianceontheinsulation properties oftheconcrete.

Theinsulation modification willnotrelyonanyconditions addressed intheSupplemental Report.Thisinformation shouldbefactoredintothedata-base foryourSafetyEvaluation Reportonfireprotection which,weunderstand wewillbereceiving shortly.Thisdocumenthasbeenpreparedfollowing Corporate procedures whichincorporate areasonable setofcontrolstoinsureitsaccuracyandcompleteness priortosignature bytheundersigned.

Verytrulyyours,~iM.AlichVicePreidentMPA/pbcc:JohnE.DolanW.G.Smith,Jr.-BridgmanR.C.CallenG.CharnoffE.R.Swanson,NRCResidentInspector

-Bridgman 0~-P1")Fa~~

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