ASTM D7498-2009 垂直地带排水大规模应力测试的标准试验方法

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【英文标准名称】:StandardTestMethodforVerticalStripDrainsUsingaLargeScaleConsolidationTest
【原文标准名称】:垂直地带排水大规模应力测试的标准试验方法
【标准号】:ASTMD7498-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D35.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:prefabricatedverticalstripdrain;largescaleconsolidation;coefficientofconsolidation
【摘要】:Asthisisatimeintensivetest,itshouldnotbeconsideredasanacceptancetestforcommercialshipmentsofprefabricatedverticalstripdrains.Priortothedevelopmentofverticalstripdrains,whenitwasdesiredtoincreasetherateofconsolidationofacompressiblesoilonaconstructionproject,largediametersanddrainswereinstalled.Verticalstripdrainscanbeinstalledinareaswhereitisdesiredtoincreasetherateofsoilsconsolidationinplaceoftheselargediametersanddrains.Thistestmethodcanbeusedtocomparetheperformanceofverticalstripdrainstothatofsanddrains.1.1Thistestmethodisaperformancetest,whichmeasurestheeffectivenessofverticalstripdrainsonthetimeratesofconsolidationofcompressiblesoilsfromconstructionprojectsites.1.1.1Itisexpectedthatthedesignagencywillberesponsibleforperformingthistest.Itisnotintendedtobeamanufacturerperformedtest.1.2Thistestmethodisapplicabletoallverticalstripdrains.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q81
【国际标准分类号】:93_030
【页数】:6P.;A4
【正文语种】:英语