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【英文标准名称】:StandardPracticeforExpeditedSiteCharacterizationofVadoseZoneandGroundWaterContaminationatHazardousWasteContaminatedSites
【原文标准名称】:有害废物污染处渗流区域和地下水污染的考查地点表征的标准实施规程
【标准号】:ASTMD6235-2004(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:environmentalsitecharacterization;exploration;feasibilitystudies;fieldinvestigations;geologicalinvestigations;geophysicalinvestigations;groundwater;hydrologicinvestigations;maps;preliminaryinvestigations;reconnaissancesurveys;sampling
【摘要】:TheESCProcess8212;Thispracticedescribesaprocessforcharacterizingground-watercontaminationatsites,thatprovidescost-effective,timely,high-qualityinformationderivedprimarilyfromjudgement-basedsamplingandmeasurementsbyanintegrated,multidisciplinaryprojectteamduringalimitednumberoffieldmobilizations.(SeeAppendixX1foradditionalbackgroundontheESCprocess,itsdistinctionfromtraditionalsitecharacterization,anditsrelationshiptootherapproachestositecharacterizationandAppendixX6andAppendixX7forillustrativeexamplesoftheESCprocess.)DeterminingAppropriatenessofESC8212;TheESCprocessshouldbeinitiatedwhenanESCclient,regulatoryauthority,andstakeholdersdeterminethatcontaminantsatasitepresentapotentialthreattohumanhealthortheenvironmentandtheESCprocesswillidentifyvadosezone,groundwater,andothercontaminantmigrationpathwaysinatimelyandcost-effectivemanner,especiallywhendecisionsconcerningremedialorotheractionmustbemadeasrapidlyaspossible.Situationswheretheprocessmaybeapplicableareasfollows:CERCLA8212;CERCLAremedialinvestigation/feasibilitystudies(RI/FS).(SeeAppendixX2.)ThispracticeshouldbeusedinconjunctionwithU.S.EPA(37)RCRA8212;RCRAfacilityinvestigation/correctivemeasuresstudies(RFI/CMS).(SeeAppendixX2.)Note48212;TheESCprocesscanbecontinuedtoincludeCERCLAfeasibilitystudiesandRCRAcorrectivemeasuresstudies(seeSection12),butthispracticefocusesonitsuseforsitecharacterization.SectionX1.4.5describestherelationshipoftheESCprocesstotheDOESAFERandEPASACMprogramsforacceleratingthecleanupofcontaminatedsites.ESA8212;Siteswhereenvironmentalsiteassessments(ESAs)conductedbyusingPracticeE1527,PracticeE1528,andGuideE1903identifylevelsofcontaminationrequiringfurther,moreintensivecharacterizationofthegeologicandhydrologicsystemofcontaminantmigrationpathways.SectionX1.5.3discussestherelationshipbetweenESAsandtheESCprocess.PetroleumReleaseSites8212;Largepetroleumreleasesites,suchasrefineries.TheusershouldreviewboththispracticeandGuideE1912toevaluatewhethertheESCorASCprocessismoreappropriateforsuchsites.SubsurfaceRadioactivity8212;SitesorfacilitieswithsubsurfacecontaminationbyradioactivitynotregulatedbyRCRAorCERCLA.DefenseDepartmentBaseClosureActions8212;wherevadosezoneandgroundwatercontaminationarepresent.OtherSubsurfaceContamination8212;OthersitesorfacilitieswherecontaminantmigrationinthevadosezoneandgroundwaterisamatterofconcernandheterogeneityofthevadosezoneandgroundwatersystemorpotentialcomplexbehaviorofcontaminantsrequiresuseoftheESCprocess.DefiningObjectivesandDataQualityRequirements8212;