Designation:D5849/D5849M−07(Reapproved2013)´1StandardTestMethodforEvaluatingResistanceofModifiedBituminousRoofingMembranetoCyclicFatigue(JointDisplacement)1ThisstandardisissuedunderthefixeddesignationD5849/D5849M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ε1NOTE—UnitsinformationwaseditoriallycorrectedinAugust2013.1.Scope1.1Thistestmethoddeterminestheeffectofconstantcyclicdisplacementonpolymer-modifiedbituminousmembranespecimens.Inthistestmethod,arelativelylowtravelrateofcyclingisusedandthematerialistestedforaspecifiednumberofcyclesunderconditionsofincreasedamplitudeorlowertemperature.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D41SpecificationforAsphaltPrimerUsedinRoofing,Dampproofing,andWaterproofingD1079TerminologyRelatingtoRoofingandWaterproofingD5147TestMethodsforSamplingandTestingModifiedBituminousSheetMaterial2.2CanadianGeneralStandardsBoardMethod:3CGSB37-GP-56MStandardforMembrane,Modified,Bituminous,Prefabricated,andReinforcedforRoofing3.Terminology3.1Fordefinitionsoftermsusedinthistestmethod,refertoTerminologyD1079.4.SummaryofTestMethod4.1Thistestmethodmeasurestheabilityofanunagedpolymer-modifiedbituminousmembranematerialtoresistdeteriorationduring500cycles(Note1)atpredeterminedtemperatureandcycle-amplitudeconditions.Ifthespecimenpassesthetestunde...
