Designation:C142/C142M−17AmericanAssociationofStateHighwayandTransportationOfficialsStandardAASHTONo.T112StandardTestMethodforClayLumpsandFriableParticlesinAggregates1ThisstandardisissuedunderthefixeddesignationC142/C142M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoverstheapproximatedeterminationofclaylumpsandfriableparticlesinaggregates.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.NOTE1—SievesizesopeningsareidentifiedbytheirSpecificationE11designationwiththeiralternativeSpecificationE11designationgiveninparenthesesforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2C33/C33MSpecificationforConcreteAggregatesC117TestMethodforMaterialsFinerthan75-µm(No.200)SieveinMineralAggregatesbyWashingC125TerminologyRelatingtoConcreteandConcreteAg-gregatesC1005SpecificationforReferenceMassesandDevicesforDeterminingMassandVolumeforUseinthePhysicalTestingofHydraulicCementsE11SpecificationforWovenWireTestSieveClothandTestSieves3.Terminology3.1Definitions:3.1.1Fordefinitionsoftermsusedinthistestmethod,re...
