【英文标准名称】:StandardPracticefor(FieldProcedure)forConstantDrawdownTestsinFlowingWellsforDeterminingHydraulicPropertiesofAquiferSystems
【原文标准名称】:用于测定含水层系统水硬性的流动井中恒定水位下降试验现场程序的标准实施规程
【标准号】:ASTMD5786-1995(2006)
【标准状态】:现行
【国别】:
【发布日期】:1995
【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】:(Practice)
【标准水平】:()
【中文主题词】:水力(利)工程;含水土层;试验
【英文主题词】:aquifers;aquifertests;controlwells;groundwater;hydraulicconductivity;observationwells;storagecoefficient;transmissivity
【摘要】:Constantdrawdowntestproceduresareusedwithappropriateanalyticalprocedurestodeterminetransmissivity,hydraulicconductivity,andstoragecoefficientofaquifers.1.1Thispracticecoversthemethodsforcontrollingdrawdownandmeasuringdischargeratesandheadtoanalyzethehydraulicpropertiesofanaquiferoraquifers.1.2ThispracticeisusedinconjunctionwithanalyticalproceduressuchasthoseofJacobandLohman()/(),andHantush()/().1.3TheappropriatefieldandanalyticalproceduresfordetermininghydraulicpropertiesofaquifersystemsareselectedasdescribedinGuideD4043.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.4Thispracticeoffersasetofinstructionsforperformingoneormorespecificoperations.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthispracticemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Theword"Standard"inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.
【中国标准分类号】:P13
【国际标准分类号】:93_160
【页数】:3P.;A4
【正文语种】: