ML17208A478

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Forwards Proposed Tech Spec Changes,Increasing Combined Secondary Containment Bypass Leakage Rates & Intake of Outside Air Into Control Room
ML17208A478
Person / Time
Site: Saint Lucie NextEra Energy icon.png
Issue date: 04/18/1980
From: UHRIG R E
FLORIDA POWER & LIGHT CO.
To: STELLO V
Office of Nuclear Reactor Regulation
Shared Package
ML17208A479 List:
References
L-80-124, NUDOCS 8004230461
Download: ML17208A478 (5)


Text

REGULATORY INFORMATION DISTRIBUTION SYSTEM(RIDS)ACCESSION NBR:8000230461 DOC~DATE:80/04/18NOTARIZED!

NOFACIL:50335St~LuciePlantiUnit1iFloridaPower8LightCo~AUTHiNAME AUTHORAFFILIATION UHRIGpR,E~FloridaPowerLLightCo,RECIP~NAMERECIPIENT AFFILIATION

STELLOgV, DivisionofOperating ReactorsDOCKET¹05000335

SUBJECT:

ForwardsproposedTechSpecchanges~increasing combinedsecondary containment bypassleakageratesLintakeofoutsideairintocontrolroom,DISTRIBUTION CODEoA001SCOPIESRECEIVED:LTR gENCLgSIZE+TITLE:GeneralDistribution forafterIssuanceofOperating LicrealcHEcK@QDol/,hNOTES:eaaWiecXiefiaeeeeWe wmresreee~eeweeeeweewmwwereeyeeeee~eemmm~

RECIPIENT IDCODE/NAME ACTION:05BCINTERNAL; 0REGFILE117ENGRBR19PLANTSYSBR21EFLTTRTSYSOELDCOPIESLTTRENCL771122'111111002NRCPDR15COREPERFBR18REACSFTYBR20EEBEPBDORSTSGROUPLEADR111111111RECIPIFNTCOPIESIDCODE/NAME LTTRENCLEXTERNAL:

03LPDR23ACRS11161600NSIC11~~'Aj'R25)gagTOTALNUMBEROFCOPIESREQUIRED:

LTTR38ENCL37 t'I"IK4gklklkkllrkky<<ulkl*a">lfQkur;klkuIkkIkI P.O.BOX529100MIAMI,FL33152%FLORIDAPOWER&LIGHTCOMPANYApril18,1980L-80-124DirectorofNuclearReactorRegulation Attention:

t.'Ir.VictorStello,DirectorDivisionofOperating ReactorsU.S.NuclearRegulaiory COIsslIission Washington, D.C.20555

DearNr.Stello:

Re:St.LucieVnit1Doc!<eiNo.50-335ProposedAmendment toFacilityOoeratinLicense'DPR-67 MiththoissuanceofOperating LicenseDPR-67onMarch1,1976,conditions I.land1.2wereestablished torequiretheinstallation o!acontainment sprayaddii";ve systma.".d.."-einstallation ofauxiliary heatersineachincfthesiiildbuiIdirgventilation system(SBVS).ThesprayadditivesysteIBardSBVSauxiliary heatershavebeeninstalled andtested,andhavebeenincorporated iniotheTechnical Specifications byAmendments 26and27,respectively.

Inaddition, wehaverecalculat dtheoff-siteandcontrolroomradiological effectsofpostulated accidents aff=ctedbythesemitigating systemsandfindthaicertainchangestoexistingTech-nicalSpecifications areappropriate.

Therefore, inaccordance with10CFR50.30,FloridaPower5LightCompanysubmitsherewiththree(3)signedorigina".s andforty(40}copiesofarequesttoamendAppendixAofl=-cilityOperating LicenseDPR-67.Theproposed'changesaredescribed belowandshownontheattachedTechnical Spcification pagesbearingthedateofthisletterinthelowerIighthandcorner.Paes3/46-2and3/46-3Thecombined'ieakagerateofSpecification 3/4.6.1.2 forallpene-gtrationsiden~ifiec assecondary containment bypassleakageoathsft~isincreased duetoanincreaseintheefficiency ofmitigating systems.]///~P3/07-23V,/cia/r.g'/aao,ao i'keiimitoipeci,ication 4.7.7.1.e.3 onoutsideairintakeintotheControlRoomduringtherecirculation modeofoprationisin-creasedduetoanincreaseintheefficiency ofmitigating systems.800428II+4/.PEOPLE...

SERVINGPEOPLE V,IPk,IAw'p*y 0DiiectorofNuclearReactbrRegulationPageTwoTheproposedamendment hasbenreviewedbytheSt.LucieFacilityReviewGroupandtheFloridaPower5LightCompanyNuclearReviewHoard.Theyhaveconcluded thatitdoesnotinvolveanunreviewed safetyquestion.

Verytrulyyours,'ficePresident AdvancedSysterrs5Technology REU/HAS/cph AttBcfimencc:Yr.JamesP.O'Reilly,RegionIIHaroldF.Reis,Esquire