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【英文标准名称】:StandardTestMethodforPreparationandTestingofControlledLowStrengthMaterial(CLSM)TestCylinders
【原文标准名称】:被控制的低强度材料测试筒的制备和测试的标准检测方法
【标准号】:ASTMD4832-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D18.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:悬浮液;测试方法;水泥悬浮物;品尝用玻璃杯;土壤
【英文主题词】:backfill;CLSM;compressivestrength;constructioncontrol;mixdesign;qualitycontrol;soilstabilization
【摘要】:ThistestmethodisusedtoprepareandtestcylindricalspecimensofCLSMtodeterminethecompressivestrengthofthehardenedmaterial.CLSMistypicallyusedasabackfillmaterialaroundstructures,particularlyinconfinedorlimitedspaces.Compressivestrengthtestingisperformedtoassistinthedesignofthemixandtoserveasacontroltechniqueduringconstruction.Mixdesignistypicallybasedon28-daystrengthsandconstructioncontroltestsperformed7daysafterplacement.Thecompressivestrength(s)andothertestage(s)willvaryaccordingtotherequirementsfortheendproduct.AdditionalinformationontheuseandhistoryofCLSMiscontainedinAppendixX1.ThistestisoneofaseriesofqualitycontrolteststhatcanbeperformedonCLSMduringconstructiontomonitorcompliancewithspecificationrequirements.TheotherteststhatcanbeusedduringconstructioncontrolofCLSMareTestMethodsD5971,D6023,D6024,andD6103.Therearemanyothercombinationsofsoil,cement,flyash(cementitiousornot),admixturesorothermaterialsthatcouldbetestedusingthismethod.Themixtureswouldvarydependingontheintendeduse,availabilityofmaterials,andplacementrequirements.Note18212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/andthelike.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thistestmethodcoversproceduresforthepreparation,curing,transportingandtestingofcylindricaltestspecimensofcontrolledlowstrengthmaterial(CLSM)forthedeterminationofcompressivestrength.1.2Thistestmethodalsomaybeusedtoprepareandtestspecimensofothermixturesofsoilandcementitiousmaterials,suchasself-cementingflyashes.1.3CLSMisalsoknownasflowablefill,controlleddensityfill,soil-cementslurry,soil-cementgrout,unshrinkablefill,K-Krete,andothersimilarnames.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundequivalentsareshownforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeeSection7.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_10
【页数】:5P.;A4
【正文语种】: