【英文标准名称】:StandardPracticeforMonitoringWellProtection
【原文标准名称】:井保护监控的标准实施规程
【标准号】:ASTMD5787-1995(2009)
【标准状态】:现行
【国别】:美国
【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】:
【英文主题词】:groundwater;surfaceprotection;welldamage;wellprotection;wellvandalism;Controlwells;Ground-watermonitoring/sampling;Observationwells;Surfaceprotection;Vandalism;Welldamage/protection;Wells
【摘要】:Anadequatelydesignedandinstalledsurfaceprotectionsystemwillmitigatetheconsequencesofnaturallyormancauseddamageswhichcouldotherwiseoccurandresultineitherchangestothedata,orcompletelossofthemonitoringwell.Theextentofapplicationofthispracticemaydependupontheimportanceofthemonitoringdata,costofmonitoringwellreplacement,expectedordesignlifeofthemonitoringwell,thepresenceorabsenceofpotentialrisks,andsettingorlocationofthewell.Monitoringwellsurfaceprotectionshouldbeapartofthewelldesignprocess,andinstallationoftheprotectivesystemshouldbecompletedatthetimeofmonitoringwellinstallationanddevelopment.Informationdeterminedatthetimeofinstallationoftheprotectivesystemwillformabaselineforfuturemonitoringwellinspectionandmaintenance.Additionally,elementsoftheprotectionsystemwillsatisfysomeregulatoryrequirementssuchasforprotectionofnearsurfacegroundwaterandwellidentification.1.1Thispracticeidentifiesdesignandconstructionconsiderationstobeappliedtomonitoringwellsforprotectionfromnaturalandmancauseddamageorimpacts.1.2Theinstallationanddevelopmentofawellisacostlyanddetailedactivitywiththegoalofprovidingrepresentativesamplesanddatathroughoutthedesignlifeofthewell.Damagestothewellatthesurfacefrequentlyresultinlossofthewellorchangesinthedata.Thisstandardprovidesforaccesscontrolsothattamperingwiththeinstallationshouldbeevident.Thedesignandinstallationofappropriatesurfaceprotectionwillmitigatethelikelihoodofdamageorloss.1.3Thispracticemaybeappliedtoothersurfaceorsubsurfacemonitoringdevicelocations,suchaspiezometers,permeameters,temperatureormoisturemonitors,orseismicdevicestoprovideprotection.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thispracticeoffersasetofinstructionsforperformingoneormorespecificoperations.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthispracticemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Thewordx201C;Standardx201D;inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.
【中国标准分类号】:E90
【国际标准分类号】:73_100_30
【页数】:5P.;A4
【正文语种】:英语


【英文标准名称】:SpecificationforPneumatic-Operated,Globe-Style,ControlValves
【原文标准名称】:气动球形控制阀规范
【标准号】:ANSI/ASTMF1985-1999
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:气动的;规范;控制阀
【英文主题词】:Actuators;Controlvalves;Fluidsystems;Gases;Pneumatic;Specification;Steam;Valves
【摘要】:Thisspecificationcoversthedesign,construction,testing,andoperatingrequirementsforpneumatic-operated,globe-style,controlvalvescompletewithactuatorsforvariousfluidsystems(steam,gas,andliquidapplications).Thecontrolvalveswithactuatorsmaybeprocuredunderthisspecificationcompletewithallassociatedpneumaticinstrumentationnecessaryforthevalvetofunctioninthesystemapplication;however,completeanddetailedrequirementsforairinstrumentationarebeyondthescopeofthisspecificationandthusarenotincludedhere.Thisspecificationisnotintendedtocoverquarter-turnormulti-turnstemvalves.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.
【中国标准分类号】:J16
【国际标准分类号】:23_060_10
【页数】:
【正文语种】:英语