ASTM D4219-2008 化学灌浆土壤的无侧限压缩强度指数试验的测试方法

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【英文标准名称】:StandardTestMethodforUnconfinedCompressiveStrengthIndexofChemical-GroutedSoils
【原文标准名称】:化学灌浆土壤的无侧限压缩强度指数试验的测试方法
【标准号】:ASTMD4219-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:
【英文主题词】:chemicalgrout;chemicalgroutedsoil;grouting;specimenfabrication;strength;unconfinedcompressivestrength;Chemical-groutedsoil;Compressiontesting--soil;Loadingtests--soil/relatedmaterials
【摘要】:Thepurposeofthistestmethodistoobtainvaluesforcomparisonwithothertestvaluestoverifyuniformityofmaterialsortheeffectsofcontrollablevariables,ingrout-soilcompositions.Thistestmethodissimilar,inprinciple,toTestMethodD2166,butisnotintendedfordeterminationofstrengthparameterstobeusedindesign.Suchvaluesaremoreproperlyobtainedfromlong-termtriaxialtests.Note18212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thistestmethodcoversthedeterminationoftheshort-termunconfinedcompressivestrengthindexofchemicallygroutedsoils,usingstrain-controlledapplicationoftestload.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.3Thistestmethodoffersasetofinstructionsforperformingoneormorespecificoperations.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthispracticemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Thewordx201C;Standardx201D;inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:3P.;A4
【正文语种】:英语