Designation:C1543−10aStandardTestMethodforDeterminingthePenetrationofChlorideIonintoConcretebyPonding1ThisstandardisissuedunderthefixeddesignationC1543;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethoddeterminesthepenetrationofchlorideionintoconcretefromasodium-chloridesolutionpond.Thismethodisapplicabletoalltypesofconcrete,aswellastoconcretestreatedwithsystemssuchassealants,penetratingsealers,orthin-bondedoverlays.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2C125TerminologyRelatingtoConcreteandConcreteAg-gregatesC192/C192MPracticeforMakingandCuringConcreteTestSpecimensintheLaboratoryC672/C672MTestMethodforScalingResistanceofCon-creteSurfacesExposedtoDeicingChemicalsC1152/C1152MTestMethodforAcid-SolubleChlorideinMortarandConcreteC1202TestMethodforElectricalIndicationofConcrete’sAbilitytoResistChlorideIonPenetrationC1556TestMethodforDeterminingtheApparentChlorideDiffusionCoefficientofCementitiousMixturesbyBulkDiffusion2.2AASHTOStandard:T259MethodofTestforResistanceofConcretetoChlorideIonPenetration3.Terminology3.1TermsusedinthisstandardaredefinedinTerminologyC125.4.SummaryofTestMethod4.1Asodium-chloridesolutionispondedonthesurfaceofconcretespecimens.Samplesfromspecifieddepthsareperi-odicallyextractedandchemicallyanalyzedtodeterminethechloridecontentoftheconcreteatthosedepths.Thecuringandmoistureconditioningtowhichaspecimenissubjectedpriortopondingaffectsthemechanismsinvolvedinchloride-ionpenetration....
