RG1.094 建造阶段混凝土结构和钢结构安装检查和试验的质量保证要求 1976

U.S.NUCLEARREGULATORYCOMMISSIONRevision1April1976REGULATORYGUIDEOFFICEOFSTANDARDSDEVELOPMENTREGULATORYGUIDE1.94QUALITYASSURANCEREQUIREMENTSFORINSTALLATION,INSPECTION,ANDTESTINGOFSTRUCTURALCONCRETEANDSTRUCTURALSTEELDURINGTHECONSTRUCTIONPHASEOFNUCLEARPOWERPLANTSA.INTRODUCTIONAppendixB,QualityAssuranceCriteriaforNuclearPowerPlantsandFuelReprocessingPlants,to10CFRPart50,LicensingofProductionandUtilizationFacilities,establishesoverallqualityassurancerequirementsforthedesign,construction,andoperationofsafety-relatedstructures,syste-ris,andcomponentsofnuclearpowerplants.ThisguidedescribesamethodacceptabletotheNRCstaffforcomplyingwiththeCommission'sregulationswithregardtoqualityassurancerequirementsforinstallation,inspection,andtestingofstructuralconcreteandstructuralsteelduringtheconstructionphaseofnuclearpowerplants.Thisguideappliestoalltypesofnuclearpowerplants.TheAdvisoryCommitteeonReactorSafeguardshasbeenconsultedconcerningthisguideandhasconcurredintheregulatoryposition.B.DISCUSSIONWorkingGroupN45.2.5oftheAmericanNationalStandardsCommitteeN45,ReactorPlantsandTheirMaintenance,haspreparedastandardthatincludesqualityassurancerequirementsforinstallation,inspection,andtestingofstructuralconcreteandstructuralsteelduringtheconstructionphaseofnuclearpowerplants.ThisstandardwasapprovedbySubcommitteeN45-2,NuclearQualityAssuranceStandards,oftheAmericanNationalStandardsCommitteeN45,andthefullcommittee.ItwassubsequentlyapprovedanddesignatedN45.2.5-19741bytheAmericanNationalStandardsInstituteonJuly8,1974.*Linesindicatesubstantivechangesfrompreviousissue.'ANSIN45.2.5-1974,SupplementaryQualityAssuranceRequirementsforInstallation,Inspection,andTestingofStructuralConcreteandStructuralSteelDuringtheConstructionPhaseofNuclearPowerPlants.Copiesmaybeobtainedfromý1'theAme'icanSocietyofMechanicalEngineers,345East47thStreet,NewYork,NewYork10017.C.REGULATORYPOSITIONTherequirementsandguidelinesthatareincludedinANSIN45.2.5-1974forinstallation,inspection,andtestingofstructuralconcreteandstructuralsteelduringtheconstructionphaseofnuclearpowerplantsaregenerallyacceptabletotheNRCstaffandprovideanadequatebasisforcomplyingwiththepertinentqualityassurancerequirementsofAppendixBto10CFRPart50,subjecttothefollowing:1.Subdivision1.5ofANSIN45.2.5-19.74states:OtherdocumentsthatarerequiredtobeincludedasapartofthisstandardareidentifiedatthepointofreferenceandlistedinSection8andtheAppendixofthisStandard.ThespecificapplicabilityoracceptabilityofdocumentslistedinSection8hasbeencoveredseparatelyinotherregulatoryguides.OtherstandardsandcodeslistedinANSIN45.2.5-1974provideusefulguidancefortheinstallation,inspection,andtestingofstructuralconcreteandstructuralsteel.Priortouseoftheseotherreferencedcodesandstandards,however,thesuitabilityofthestandardorcodeshouldbereviewedfortheparticularapplicationunderconsideration.2.Subdivision2.1ofANSIN45.2.5-1974includesgeneralprovisionsforplanningtheinstallation,inspection,andtestingofstructuralconcreteandstructuralsteel.InthisregardtheprovisionsofSubdivision2.1ofANSIN45.2.5-1974shouldbeusedinconjunctionwithRegulatoryGuide1.55,ConcretePlacementinCategoryIStructures.3.Subdivision4.5ofANSIN45.2.5-1974provides,inpart,thatinspectionofconcreteplacementshallbeperformedtoverifytheadequacyofconcreteconsolidationequipmentandtechniqueofoperation.ACI309-72,USNRCREGULATORYGUIDESCommentsshouldbesenttotheSecretaryoftheCommission.U.S.NuclearRegulatoryCommission.Washington,D.C.20555.Attention:DocketingandRegulatoryGuidesareissuedtodescribeandmakeavailabletothepublicServiceSection.methodsacceptabletotheNRCstaffofimplementingspecificpartsoftheCommission'sregulations,todelineatetechniquesusedbythestaffinevalu.TheguidesareissuedinthefollowingtenbroaddivisionsStingspecificproblemsorpostulatedaccidents.ortoprovideguidancetoapplicantsRegulatoryGuidesarenotsubstitutesforregulations,andcompliance1.PowerReactors6ProductswiththemisnotrequiredMethodsandsolutionsdifferentfromthosesetoutin2.ResearchandTestReactors7.Transportationtheguideswillbeacceptableiftheyprovideabasisforthefindingsrequisiteto3FuelsandMaterialsFacilities0OccupationalHealththeissuanceorcontinuanceofapermitorlicensebytheCommission4.EnvironmentalandSitingSAntitrustReviewCommentsandsuggestionsforimprovementsintheseguidesareencouraged5MaterialsandPlantProtection10.Generalatalltimes.andguideswillberevised,asappropriate,toaccommodatecommentsrndtoreflectnewinformationorexperienceThisguidewasrevisedasaCopiesofpublishedguidesmaybeobtainedbywrittenrequestindicatingtheresultofsubstantivecommentsreceivedfromthepublicandadditionalstaffdivisionsdesiredtotheU.SNuclearRegulatoryCommission.Washington,DCreview20555.AttentionDirector.OfficeofStandardsDevelopmentRecommendedPracticeforConsolidationofConcrete,2shouldbeusedasabasisfordeterminingtheadequacyoftheequipmentforconcreteconsolidationandofthetechniqueofoperation.4.Subdivision4.10ofANSIN45.2.5-1974states:Weldedreinforcingbarsplicesshallbe-subjecttotherequirementsofSection5.5,exceptthatprovisionsofAWSD12.1shallapply.Inaddition,theprovisionsofArticl