ACI 306.1-90 Standard Specification for Cold Weather Concreting

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1、Thisdocumenthasbeenapprovedforusebyagen-ciesoftheDepartmentofDefenseandforlistingin306.1-90theDoDIndexofSpecificationsandStandards.(Reapproved2002)StandardSpecificationforColdWeatherConcreting(306.1-90)ReportedbyACICommittee306NicholasJ.Carino,Chairman*FredAnderson*MichaelShydlowskiPeterA

2、ntonichDavidA.HuntBruceA.SuprenantGeorgeR.U.BurgRobertA.KelseyJ.DerleThorpeOlehB.CiukAlbertW.KnottValeryTokarDouglasJ.Haavik*CharlesJ.KorhonenLewisH.Tuthill*GilbertHaddadWilliamPerenchio*HaroldB.WenzelJulesHoudeJohnM.ScanlonArthurT.WintersThisStandardSpecificationgivesrequirementsforcoldw

3、eathercon-P2.IfsectionsorpartsofStandardSpecificationcreting.ItincludescoldweatherrequirementsforpreparationspriorACI306.1areeditedintoprojectspecificationsoranytoplacementofconcrete,andprotectionofconcrete.otherdocument,theyshallnotbereferredtoasACIStandards,sincetheStandardSpecification

4、hasbeenKeywords:acceleratingadmixtures;coldweather;compressivestrength;con-altered.struction;curing;formwork;freezing;heating;insulation;maturity;protec-tion;temperature.P3.Buildingcodessetminimumrequirementsneces-sarytoprotectthepublic.ThisStandardSpecifica-FOREWORDtionmaystipulaterequir

5、ementsmorerestrictivethanFl.Thisforewordisincludedforexplanatorypur-theminimum.Adjustmentstotheneedsofaparticularposesonly;itdoesnotformapartoftheStandardprojectshallbemadebytheArchitect/Engineerbyre-SpecificationACI306.1.viewingeachoftheitemsintheSpecificationCheck-listandthenincludingth

6、eArchitect/Engineersdeci-F2.StandardSpecificationsACI306.1isaReferenceStandardwhichtheArchitect/EngineermayciteinthesiononeachitemasamandatoryrequirementintheProjectSpecificationsforanybuildingproject,to-ProjectSpecifications.getherwithsupplementaryrequirementsforthespe-P4.Thesemandatoryr

7、equirementsdesignatethecificproject.specificqualities,procedures,materials,andperfor-mancecriteriaforwhichalternativesarepermittedorF3.EachtechnicalsectionofStandardSpecificationACI306.1iswrittenintheThree-PartSectionFormatforwhichprovisionswerenotmadeintheStandardo