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SU.S.NUCLEARREGULATORYCOMMISSIONSeptember1St7I-90*!REGULATORYGUIDEOFFICEOFSTANDARDSDEVELOPMENTREGULATORYGUIDE1.31HOUSEKEEPINGREQUIREMENTSFORWATER-COOLEDNUCLEARPOWERPLANTSA.INTRODUCTIONAppendixB,QualityAssuranceCriteriaforNuclearPowerPlantsandFuelReprocessingPlants,to10CFRPart50,LicensingofProductionandUtilizationFacilities,establishesoverallqualityassurancerequirementsforthedesign,construction,andoperationofsafety-relatedstructures,systems,andcomponentsofnuclearpowerplants.ThisguidedescribesanacceptablemethodofcomplyingwiththeCommission'sregulationswithregardtohousekeeping'requirementsforthecontrolofworkactivities,conditions,andenvironmentsatwater-coolednuclearpowerplantsites.TheAdvisoryCommitteeonReactorSafeguardshasbeenconsultedconcerningthisguideandhasconcurredintheregulatoryposition.B.DISCUSSIONWorkingGroupN45-2.3oftheAmericanNationalStandardsInstitute(ANSI)StandardsCommitteeN45,ReactorPlantsandTheirMaintenance,haspreparedastandardthatdefinesthehousekeepingrequirementsforthecontrolofworkactivities,conditions,andenvironmentsthatcouldaffectthequalityofanuclearpowerplantduringtheconstructionphase.ThisstandardwasapprovedbySubcommitteeN45-2,NuclearQualityAssuranceStandards,oftheANSIStandcisCommitteeN45andthefullcommitteeanditsSecretariat.ItwassubsequentlyapeLinesindicatesubstantivechangesfrompreviousissue.IHousekeepingencompassesallactivitiesrelatedtocontrolofcleanlinessoffacilities,cleanlinessofmaterialandequipment,firepreventionandfireprotectionincludingdisposalofcombustiblematerialsanddebris,controlofaccess,andprotectionofmaterials.provedanddesignated.N45.2.3-1973bytheAmericanNationalStandardsInstituteonMarch15,1973.Theoriginalissuanceofthisregulatoryguideendorsedasacceptabletheguidelines(indicatedbytheverbshould)aswellastherequirementsincludedinthisstandard.SomeuncertaintyarosewithregardtotheNRCstaff'sintentwiththisendorsement.Asaresultofthisuncertainty,theNRCstaffreevaluatedtheguidelinescontainedinANSIN45.2.3-1973withrespecttoimportancetosafety.ThisguidehasbeenrevisedtoclarifyNRC'spositionontherequirementsandguidelinesincludedinANSIN45.2.3-1973.Whereconformancetothisregulatoryguideisindicatedinanapplicationwithoutfurtherqualification,thismeansconformancewiththerequirementsofANSIN45.2.3-1973,assupplementedormodifiedbytheregulatorypositionofthisguide.C.REGULATORYPOSITIONTherequirementsforthecontrolofworkactivities,conditions,andenvironmentsatwater-coolednuclearpowerplantsitesthatareincludedinANSIStandardN45.2.3-1973,HousekeepingDuringtheConstructionPhaseofNuclearPowerPlants,'provideamethodacceptabletotheNRCstaffforcomplyingwiththepertinentqualityassurancerequirementsofAppendixBto10CFRPart50,subjecttothefollowing:1.Subdivision1.5ofANSIN45.2.3-1973statesthatotherdocumentsthatarerequiredtobeincluded2CopiesmaybeobtainedfromtheAmericanSocietyofMechanicalEngineers,UnitedEngineeringCenter,345East47thStreet,NewYork,N.Y.10017.USNRCREGULATORYGUIDESCommentsihoulbesenttotheSecretaryoftheCommission.US.NucearRagoIstOrvCommission,Washington.D.C.20555.Attention:OoclketinlariServiceRegulatoryGuidesareissuedtodescribeandmakeavaglsbletoshePublicmethodstDtoidhcacceptabletotheNRCstaffofimtplemetingspecificpartsoftheCommission'sregulations.todelineatetechniquesusedbythestaffine*valiuatngspecificproblemsTheguislesareissuedinthefollowingtenbroaddivisionsorpostulatedaccidenis.ortoprovideguidencetoapplicants.RegulatoryGuidesarenotsubstitutesforregulations,andcompliancewiththemisnotrequired.1.PoweiReactors6.ProductsMethodsandsolutionsdilterentfromthosesetoutintheguideswillbeaccept-2.ResearchaidTestReactors7.TransportationableiftheyprovideabasisforthefindingsrequisitetoIheissuanceorcontinuance3.FuelsandMaterial$Facilitiesa.OccaseionaHNeathiofapermitorlicensebytheCommission.4.EnvironmentalandSiting9.AntitrusftReiew5.MaterialsandPlantProtection10.GeneralCommentsandsuggestionsforimprovementsinthesguidesareencouraigeatallRequestsforsinglecopieofissuedguideswiehidmaybereproduied)orforplacetimes.andguideswillberevised,asappropriate,toaccommodatecomnmentsandmentonanautomaticdistributionlistftrsinglecopiesoffutureuiocinsecifictoreflectnowinlormationorexperience.ThisguidewasrevisedasaresultofdivisionsihouldbemadeinwritingtotheUS.NuclearReguiltorvuamtmiseron.substantivecommentsreceivedfromthepublicandadditionalst1ft5vevw.Washington.D.C.20555.Attention:Director.DivisionofDocumentControl.Ias.apartorthisstandardareeitheridentifiedatthepointofrc.,renceoridentifiedinP.,dgraph5ofthestandard.ThespecificacceptabilityoftheselisteddowumentshasbeenorwillbecoveredseparatelyinotherregulatoryguidesorinCommissionregulations,whereappropriate.2.Subdivision3.2.3ofANSIN45.2.3-1973includesgeneralguidelinesandrequirementsforfireprotectionandprevention.TherequirementsandguidelinesofSubdivision3.2.3arenotconsideredapartofthisregulatoryguide,sincethissubjectisaddressedseparatelyinmoredetailinotherNRCdocuments.Thus,acommitmenttofollowthisregulatoryguidedoesnotimplyacommitmenttofollowtheguidelinesandrequirementsofSubdivision3.2.3.3.AlthoughANSIN45.2.3-1973isentitled