【英文标准名称】:StandardGuideforSelectionofAquiferTestMethodinDeterminingHydraulicPropertiesbyWellTechniques
【原文标准名称】:用水井技术测定水力特性的试验方法中含水层选择的标准指南
【标准号】:ASTMD4043-1996(2010)e1
【标准状态】:现行
【国别】:美国
【发布日期】:1996
【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】:
【英文主题词】:aquifers;aquifertests;confiningbeds;controlwells;dischargingwells;hydraulicconductivity;observationwells;piezometers;storagecoefficient;transmissivity;Transmissivityandreflectivity;Aquifers;Coefficientofstorage;Confinedaqui
【摘要】:Anaquifertestmethodisacontrolledfieldexperimentmadetodeterminetheapproximatehydraulicpropertiesofwater-bearingmaterial.Thehydraulicpropertiesthatcanbedeterminedarespecifictothetestmethod.Thehydraulicpropertiesthatcanbedeterminedarealsodependentupontheinstrumentationofthefieldtest,theknowledgeoftheaquifersystematthefieldsite,andconformanceofthehydrogeologicconditionsatthefieldsitetotheassumptionsofthetestmethod.Hydraulicconductivityandstoragecoefficientoftheaquiferarethebasicpropertiesdeterminedbymosttestmethods.Testmethodscanbedesignedalsotodetermineverticalandhorizontalanisotropy,aquiferdiscontinuities,verticalhydraulicconductivityofconfiningbeds,wellefficiency,turbulentflow,andspecificstorageandverticalpermeabilityofconfiningbeds.1.1Thisguidecoversanintegralpartofaseriesofstandardsthatarebeingpreparedontheinsitudeterminationofhydraulicpropertiesofaquifersystemsbysingle-ormultiple-welltests.Thisguideprovidesguidancefordevelopmentofaconceptualmodelofafieldsiteandselectionofananalyticaltestmethodfordeterminationofhydraulicproperties.Thisguidedoesnotestablishafixedprocedurefordeterminationofhydrologicproperties.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Limitations8212;Welltechniqueshavelimitationsinthedeterminationofhydraulicpropertiesofground-waterflowsystems.Theselimitationsarerelatedprimarilytothesimplifyingassumptionsthatareimplicitineachtestmethod.Theresponseofanaquifersystemtostressisnotunique;therefore,thesystemmustbeknownsufficientlytoselecttheproperanalyticalmethod.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.5Thisguideoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Thewordx201C;Standardx201D;inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.
【中国标准分类号】:P13
【国际标准分类号】:13_060_10
【页数】:6P.;A4
【正文语种】:英语