Designation:D6597−10StandardPracticeforAssessmentofAttainingCleanUpLevelforSiteClosure1ThisstandardisissuedunderthefixeddesignationD6597;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thispracticecoversthestepsnecessarytodetermineifasiteisreadyforclosurewithemphasisongeneralsamplingtechniquesandhowtodetermineiftheagreeduponlevelofremediationhasbeenachieved.1.2Aminimumofstatisticalproceduresisusedinthispractice.1.3Thestandardpracticedoesnotaddressradioactivewastesitesnordoesitcovereverysituationthatcanoccurinthefield.Itdoescoverthefollowinggeneralsamplingtechniques:soilsampling,swipesamplingofbuildingsandequipment,surfaceimpoundments,wastepiles,andlayeredtanks.Itdoesnotcoverdrumsampling,generalwatersamplingandmonitoringwellsandtheirconstruction.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.thevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddressallsafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticestodeterminetheapplicabilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D1452PracticeforSoilExplorationandSamplingbyAugerBoringsD1586TestMethodforPenetrationTest(SPT)andSplit-BarrelSamplingofSoilsD1587PracticeforThin-WalledTubeSamplingofSoilsforGeotechnicalPurposesD3550PracticeforThickWall,Ring-Lined,SplitBarrel,DriveSamplingofSoilsD4547GuideforSamplingWasteandSoilsforVolatileOrganicCompoundsD4687GuideforGeneralPlanningofWasteSamplingD5088PracticeforDecontaminationofFieldEquipmentUsedatWasteSitesD5283PracticeforGenerationofEnvironmentalDataRe-latedtoWasteManagementActivities:QualityAssuranceandQualityControlPlanningandImplementat...
