Designation:C926−17StandardSpecificationforApplicationofPortlandCement-BasedPlaster1ThisstandardisissuedunderthefixeddesignationC926;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thisspecificationcoverstherequirementsfortheappli-cationoffullthicknessportlandcement-basedplasterforexterior(stucco)andinteriorwork.Theserequirementsdonotbydefaultdefineaunitofworkorassignresponsibilityforcontractualpurposes,whichisthepurviewofacontractorcontractsmadebetweencontractingentities.1.2Thisspecificationsetsforthtablesforproportioningofvariousplastermixesandplasterthickness.NOTE1—GeneralinformationwillbefoundinAnnexA1.DesignconsiderationswillbefoundinAnnexA2.1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSI(metric)valuesgiveninparenthesesareapproximateandareprovidedforinformationpurposesonly.1.4Thetextofthisspecificationreferencesnotesandfootnotesthatprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthespecification.1.5Detailsofconstructionforaspecificassemblytoachievetherequiredfireresistanceshallbeobtainedfromreportsoffire-resistancetests,engineeringevaluations,orlistingsfromrecognizedfiretestinglaboratories.2.ReferencedDocuments2.1ASTMStandards:2C11TerminologyRelatingtoGypsumandRelatedBuildingMaterialsandSystemsC25TestMethodsforChemicalAnalysisofLimestone,Quicklime,andHydratedLimeC35SpecificationforInorganicAggregatesforUseinGyp-sumPlasterC91SpecificationforMasonryCementC150SpecificationforPortlandCementC206SpecificationforFinishingHydratedLimeC207SpecificationforHydratedLimeforMasonryPur-posesC219TerminologyRelatingtoHydraulicCementC260SpecificationforAir-EntrainingAdmixturesforCon-creteC578SpecificationforRigid,CellularPolystyreneThermalInsulationC595Specificationf...
