Designation:D4123–82(Reapproved1995)StandardTestMethodforIndirectTensionTestforResilientModulusofBituminousMixtures1ThisstandardisissuedunderthefixeddesignationD4123;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversproceduresforpreparingandtestinglaboratory-fabricatedorfield-recoveredcoresofbitu-minousmixturestodetermineresilientmodulusvaluesusingtherepeated-loadindirecttensiontest.Theproceduredescribedcoversarangeoftemperatures,loads,loadingfrequencies,andloaddurations.Therecommendedtestseriesconsistsoftestingat41,77(Note1),and104°F(5,25(Note1),and40°C)atoneormoreloadingfrequencies,forexample,at0.33,0.5,and1.0Hzforeachtemperature.Thisrecommendedserieswillresultinninetestvaluesforonespecimenwhichcanbeusedtoevaluatetheoverallresilientbehaviorofthemixture.NOTE1—Ambientlaboratorytemperaturemaybesubstitutedasappro-priate.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:D1559TestMethodforResistancetoPlasticFlowofBituminousMixtureUsingMarshallApparatus2D1561PracticeforPreparationofBituminousMixtureTestSpecimensbyMeansofCaliforniaKneadingCompactor2D3387TestMethodforCompactionandShearPropertiesofBituminousMixturesbyMeansoftheU.S.CorpsofEngineersGyratoryTestingMachine(GTM)2D3496MethodforPreparationofBituminousMixtureSpecimensforDynamicModulusTesting2D3515SpecificationforHot-Mixed,Hot-LaidBituminousPavingMixtures23.SummaryofTestMethod3.1Therepeated-loadindirecttensiontestfordeterminingresilientmodulusofbituminousmixturesisconductedbyapplyingcompressiveloadswithahaversineorothersuitablewaveform.Theloadisapplied...
