Designation:D3017–05StandardTestMethodforWaterContentofSoilandRockinPlacebyNuclearMethods(ShallowDepth)1ThisstandardisissuedunderthefixeddesignationD3017;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheDepartmentofDefense.1.Scope1.1Thistestmethodcoversthedeterminationofwatercontentofsoilandrockbythethermalizationorslowingoffastneutronswheretheneutronsourceandthethermalneutrondetectorbothremainatthesurface.1.2Thewatercontentinmassperunitvolumeofthematerialundertestisdeterminedbycomparingthedetectionrateofthermalizedorslowneutronswithpreviouslyestab-lishedcalibrationdata.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundequivalentsmaybeapproximate.1.3.1Itiscommonpracticeintheengineeringprofessiontoconcurrentlyusepoundstorepresentbothaunitofmass(lbm)andofforce(lbf).Thisimplicitlycombinestwosystemsofunits,thatis,theabsolutesystemandthegravitationalsystem.Thistestmethodhasbeenwrittenusingtheabsolutesystemforwatercontent(kilogramspercubicmetre)inSIunits.Conver-siontothegravitationalsystemofunitweightinlbf/ft3maybemadebymultiplyingby0.06243orinkN/m3bymultiplyingby9.807.Therecordingofwatercontentinpound-forcepercubicfootshouldnotberegardedasnon-conformancewiththistestmethodalthoughtheuseisscientificallyincorrect.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D1556TestMethodforDensityandUnitWeightofSoilinPlacebytheSand-ConeMethodD2216TestMethodforLaboratoryDeterminationofWater(Moisture)ContentofSoilandRockbyMassD2922TestMethodsforDensityofSoilandSoilAggre-gateinPlacebyNuc...
