【英文标准名称】:StandardTestMethodforCementContentofHardenedSoil-CementMixtures
【原文标准名称】:硬化土-水泥混合料中水泥含量的标准试验方法
【标准号】:ASTMD806-2000(2006)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:施工材料;底部;稳定土;含量;土壤;含量测定;水泥;建筑;试验
【英文主题词】:cementcontent;durability;soil-cement;soil-cementmixtures;soilstabilization
【摘要】:Thistestmethoddeterminescementcontentinmixturesofcementwithsoiloraggregatebychemicalanalysis.Itwasdevelopedprimarilyfortestingsamplesforwhichasignificantdegreeofcementhydrationorhardeninghastakenplace.TestMethodsD2901orD5982maybeusedfordeterminingcementcontentoffreshlymixedsoil-cementmixtures.Thistestmethodisbasedondeterminationbychemicalanalysisofthecalciumoxide(CaO)contentofthesample.Themethodmaynotbeapplicabletosoil-cementmaterialscontainingsoilsoraggregateswhichyieldsignificantamountsofdissolvedcalciumoxide(CaO)undertheconditionsofthetest.Note18212;TheagencyperformingthistestmethodcanbeevaluatedinaccordancewithPracticeD3740.Notwithstandingstatementsonprecisionandbiascontainedinthistestmethod:theprecisionofthistestmethodisdependentonthecompetenceofthepersonnelperformingitandthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting.UsersofthistestmethodarecautionedthatcompliancewithPracticeD3740doesnot,initself,ensurereliabletesting.Reliabletestingdependsonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthesefactors.1.1Thistestmethodcoversthedeterminationbychemicalanalysisofcementcontentofhardenedsoil-cementmixtures.1.2AllobservedandcalculatedvaluesshallconformtotheguidelinesforsignificantdigitsandroundingestablishedinPracticeD6026.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardprecautions,seeSection.
【中国标准分类号】:Q10
【国际标准分类号】:93_020
【页数】:4P.;A4
【正文语种】: