【英文标准名称】:StandardPracticeforConePenetrometerTechnologyCharacterizationofPetroleumContaminatedSiteswithNitrogenLaser-InducedFluorescence
【原文标准名称】:带有氮激光感应荧光的石油污染位点的锥形透度计技术特性的标准实施规程
【标准号】:ASTMD6187-1997(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:coaltar;conepenetrometer;creosole;in-situsensor;directpush;laser-inducedfluorescence;petroleumcontamination;sitecharacterization;Conepenetrometertest;Contamination--petroleumproducts;Environmentalsiteassessment(ESA)--petroleumspil
【摘要】:DirectpushLIFisusedforsiteinvestigationswherethedelineationofpetroleumhydrocarbonsandotherfluorophoresisnecessary.Generictermsfortheseinvestigationsaresiteassessmentsandhazardouswastesiteinvestigations.ContinuousLIFisusedtoprovideinformationontherelativeamountsofcontaminationandtoprovidealithologicaldetailofthesubsurfacestrata.Theseinvestigationsarefrequentlyrequiredinthecharacterizationofhazardouswastesites.Thistechnologyprovidespreliminaryresultswithinminutesfollowingthecompletionofeachtest.Thisallowsthenumber,locations,anddepthsofsubsequentteststobeadjustedinthefield.Fieldadjustmentmayincreasetheefficiencyoftheinvestigationprogram.TherapidfluorescencedatagatheringprovidedbydirectpushLIFprovidesinformationnecessarytoassessthepresenceofcontaminationinsoilsandassociatedporefluidsinthefield.Thismethodallowsforimmediatedeterminationofrelativeamountsofcontamination.Thisallowsthenumber,locations,anddepthsofsubsequentactivitiestobeadjustedinthefield.Fieldadjustmentmayincreasetheefficiencyoftheinvestigationprogram.Withappropriatesensors,thedirect-pushinvestigationprogramcanprovideinformationonsoilstratigraphyandthedistributionofpetroleumandotherfluorophoresinthesubsurface.Thismethodresultsinminimumsitedisturbanceandgeneratesnocuttingsthatmightrequiredisposal(1).ThispracticeisconfirmedusingsoilsamplescollectedatgivendepthstoconfirmthefluorescencereadingsusingafielddeployedEPAMethod418.1(2),EPAmethod8015-modified,andamodifiedEPA8270Method(3),orequivalentmethodologies,ascomparedtothefluorescencereadingfromthesamedepthfromthesensortoverifythatthefluorescencecorrelateswiththecontamination.Thecollectedsamplesarealsotestedontheprobewindowinthetrucktoensurethesamplecollectedisrepresentativeoftheregiontestedinsitu.Thispracticemaynotbethecorrectmethodforpreliminaryorsupplementalinvestigationsinallcases.Chemicalandphysicalpropertiesofsitespecificsoilmatricesmayhaveaneffectonsitespecificdetectionlimits.Subsurfaceconditionsaffecttheperformanceoftheequipmentandmethodsassociatedwiththedirectpushmethod.Directpushmethodsarenoteffectiveinpushinginsolidbedrockandaremarginallyeffectiveinpushinginweatheredformations.Densegravellytillswherebouldersandcobblesarepresent,stiffandhardclays,andcementedsoilzonesmaycauserefusalandpotentialprobebreakage.Certaincohesivesoils,dependingontheirmoisturecontent,cancreatefrictionontheconepenetrometerprobeswhichcaneventuallyequalorexceedthestaticreactionforceand/ortheimpactenergybeingapplied.Aswithalldirectpushmethods,precautionsmustbetakentopreventcrosscontaminationofaquifersthroughmigrationofcontaminantsupordowntheconepenetrometerhole.Thepracticingofdirectpushtechniquesmaybecontrolledbyvariousgovernmentregulationsgoverningsubsurfaceexplorations.Certificationorlicensingregulations,orboth,mayinsomecasesbeconsideredinestablishingperformancecriteria.Foradditionalinformationsee(4-15)1.1Thispracticecoversthemethodfordelineatingthesubsurfacepresenceofpetroleumhydrocarbonsandotherhydrocarbonsusingafiberopticbasednitrogenlaser-inducedfluorescencesensorsystem.1.2Thepetroleumhydrocarbonsensingschemeutilizesafluorescencetechniqueinwhichanitrogenlaseremitspulsedultravioletlight.Thelaser,mountedontheconepenetrometerplatform,islinkedviafiberopticcablestoawindowmoun......
【中国标准分类号】:N55
【国际标准分类号】:75_080
【页数】:7P.;A4
【正文语种】:英语