【英文标准名称】:StandardSpecificationforGeosyntheticAlternateDailyCovers
【原文标准名称】:土工合成日常备用覆盖层的标准规范
【标准号】:ASTMD7008-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:W59
【国际标准分类号】:59_080_70
【页数】:2P;A4
【正文语种】:英语


【英文标准名称】:StandardGuideforUsingtheSeismicRefractionMethodforSubsurfaceInvestigation
【原文标准名称】:地下勘探用震波折射法的标准导则
【标准号】:ASTMD5777-2000(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】:D18.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:geophysics;refraction;seismicrefraction;surfacegeophysics
【摘要】:1.1PurposeandApplicationThisguidecoverstheequipment,fieldprocedures,andinterpretationmethodsfortheassessmentofsubsurfaceconditionsusingtheseismicrefractionmethod.Seismicrefractionmeasurementsasdescribedinthisguideareapplicableinmappingsubsurfaceconditionsforvarioususesincludinggeologic,geotechnical,hydrologic,environmental(),mineralexploration,petroleumexploration,andarchaeologicalinvestigations.Theseismicrefractionmethodisusedtomapgeologicconditionsincludingdepthtobedrock,ortowatertable,stratigraphy,lithology,structure,andfracturesorallofthese.Thecalculatedseismicwavevelocityisrelatedtomechanicalmaterialproperties.Therefore,characterizationofthematerial(typeofrock,degreeofweathering,andrippability)ismadeonthebasisofseismicvelocityandothergeologicinformation.1.2Limitations1.2.1Thisguideprovidesanoverviewoftheseismicrefractionmethodusingcompressional(P)waves.Itdoesnotaddressthedetailsoftheseismicrefractiontheory,fieldprocedures,orinterpretationofthedata.Numerousreferencesareincludedforthatpurposeandareconsideredanessentialpartofthisguide.ItisrecommendedthattheuseroftheseismicrefractionmethodbefamiliarwiththerelevantmaterialinthisguideandthereferencescitedinthetextandwithappropriateASTMstandardscitedin.1.2.2Thisguideislimitedtothecommonlyusedapproachtoseismicrefractionmeasurementsmadeonland.Theseismicrefractionmethodcanbeadaptedforanumberofspecialuses,onland,withinaboreholeandonwater.However,adiscussionoftheseotheradaptationsofseismicrefractionmeasurementsisnotincludedinthisguide.1.2.3Therearecertaincasesinwhichshearwavesneedtobemeasuredtosatisfyprojectrequirements.Themeasurementofseismicshearwavesisasubsetofseismicrefraction.ThisguideisnotintendedtoincludethistopicandfocusesonlyonPwavemeasurements.1.2.4Theapproachessuggestedinthisguidefortheseismicrefractionmethodarecommonlyused,widelyaccepted,andproven;however,otherapproachesormodificationstotheseismicrefractionmethodthataretechnicallysoundmaybesubstituted.1.2.5TechnicallimitationsandinterferencesoftheseismicrefractionmethodarediscussedinD420,D653,D2845,D4428,D5088,D5730,D5753,D6235,andD6429.1.3Precautions1.3.1Itistheresponsibilityoftheuserofthisguidetofollowanyprecautionswithintheequipmentmanufacturer''srecommendations,establishappropriatehealthandsafetypractices,andconsiderthesafetyandregulatoryimplicationswhenexplosivesareused.1.3.2Ifthemethodisappliedatsiteswithhazardousmaterials,operations,orequipment,itistheresponsibilityoftheuserofthisguidetoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofanyregulationspriortouse.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.4Thisguideoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthisguidemaybeapplicableinallcircumstances.Thisguideisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Theword"Standard"inthetitleofthisguidemeansonlythat......
【中国标准分类号】:D04
【国际标准分类号】:13_080_01
【页数】:14P.;A4
【正文语种】: