ASTM D3404-1991(2004) 拉力计测定渗流区矩阵势能的标准指南

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【英文标准名称】:StandardGuideforMeasuringMatricPotentialinVadoseZoneUsingTensiometers
【原文标准名称】:拉力计测定渗流区矩阵势能的标准指南
【标准号】:ASTMD3404-1991(2004)
【标准状态】:现行
【国别】:
【发布日期】:1991
【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】:D18.21
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:土壤普查;土壤学;测量技术
【英文主题词】:Civilengineeringprojects;Fieldtesting--groundwater/aquifers;Flowandflowrate--soil/rock/relatedmaterials;Hazardouswastematerials;Irrigationmanagement;Matricpotential;Rechargestudies;Soil-watertension;Tensiometer;Vadosezonemonitorin
【摘要】:1.1Thisguidecoversthemeasurementofmatricpotentialinthevadosezoneusingtensiometers.Thetheoreticalandpracticalconsiderationspertainingtosuccessfulonsiteuseofcommercialandfabricatedtensiometersaredescribed.Measurementtheoryandonsiteobjectivesareusedtodevelopguidelinesfortensiometerselection,installation,andoperation.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundunitsgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.3Thisguideoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Theword"Standard"inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.
【中国标准分类号】:A42
【国际标准分类号】:
【页数】:11P.;A4
【正文语种】: