Designation:D6390−11(Reapproved2017)StandardTestMethodforDeterminationofDraindownCharacteristicsinUncompactedAsphaltMixtures1ThisstandardisissuedunderthefixeddesignationD6390;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthedeterminationoftheamountofdraindowninanuncompactedasphaltmixturesamplewhenthesampleisheldatelevatedtemperaturescomparabletothoseencounteredduringtheproduction,storage,transport,andplacementofthemixture.Thetestisparticularlyapplicabletomixturessuchasporousasphalt(open-gradedfrictioncourse)andstonematrixasphalt(SMA).1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2C670PracticeforPreparingPrecisionandBiasStatementsforTestMethodsforConstructionMaterialsD979PracticeforSamplingBituminousPavingMixturesD4753GuideforEvaluating,Selecting,andSpecifyingBal-ancesandStandardMassesforUseinSoil,Rock,andConstructionMaterialsTestingD6926PracticeforPreparationofAsphaltMixtureSpeci-mensUsingMarshallApparatusE11SpecificationforWovenWireTestSieveClothandTestSieves3.Terminology3.1Definitions:3.1.1draindown—forthepurposeofthistestmethod,drain-downisconsideredtobethatportionofmaterialwhichseparatesitselffr...
