Designation:C981−05(Reapproved2013)StandardGuideforDesignofBuilt-UpBituminousMembraneWaterproofingSystemsforBuildingDecks1ThisstandardisissuedunderthefixeddesignationC981;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisguidedescribesthedesignoffullyadheredbuilt-upbituminousmembranewaterproofingsystemsforplazadeckandpromenadeconstructionoveroccupiedspacesofbuildingswherecoveredbyaseparatewearingcourse.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thecommitteewithjurisdictionoverthisstandardisnotawareofanycomparablestandardspublishedbyotherorga-nizations.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2C33SpecificationforConcreteAggregatesC578SpecificationforRigid,CellularPolystyreneThermalInsulationC717TerminologyofBuildingSealsandSealantsC755PracticeforSelectionofWaterVaporRetardersforThermalInsulationC1193GuideforUseofJointSealantsC1299GuideforUseinSelectionofLiquid-AppliedSeal-ants(Withdrawn2012)3C1472GuideforCalculatingMovementandOtherEffectsWhenEstablishingSealantJointWidthD41SpecificationforAsphaltPrimerUsedinRoofing,Dampproofing,andWaterproofingD43SpecificationforCoalTarPrimerUsedinRoofing,Dampproofing,andWaterproofingD173SpecificationforBitumen-SaturatedCottonFabricsUsedinRoofingandWaterproofingD226SpecificationforAsphalt-SaturatedOrganicFeltUsedinRoofingandWaterproofingD227SpecificationforCoal-Tar-SaturatedOrganicFeltUsedinRoofingandWaterproofingD312SpecificationforAsphaltUsedinRoofingD449SpecificationforAsphaltUsedinDampproofingandWaterproofingD4...
