Designation:D7158/D7158M−11StandardTestMethodforWindResistanceofAsphaltShingles(UpliftForce/UpliftResistanceMethod)1ThisstandardisissuedunderthefixeddesignationD7158/D7158M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoverstheprocedureforcalculatingthewindresistanceofasphaltshingleswhenappliedinaccordancewiththemanufacturer’sinstructions,andsealedunderdefinedconditions.Shingledesignsthatdependoninterlockingorproductrigiditytoresistthewindcannotbeevaluatedusingthistestmethod.Themethodcalculatestheupliftforceexertedontheshinglebytheactionofwindataspecifiedvelocity,andcomparesthattothemechanicalupliftresistanceoftheshingle.Ashingleisdeterminedtobewindresistantataspecifiedbasicwindspeedwhenthemeasuredupliftresistanceexceedsthecalculatedupliftforceforthatvelocity(3-secondgust,ASCE7).1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D225SpecificationforAsphaltShingles(OrganicFelt)Sur-facedWithMineralGranules(Withdrawn2012)3D228TestMethodsforSampling,Testing,andAnalysisofAsphaltRollRoofing,CapSheets,andShinglesUsedinRoofingandWaterproofingD1079TerminologyRelatingtoRoofingandWaterproofingD3161TestMethodforWind-ResistanceofAsphaltShingles(Fan-InducedMethod)D3462SpecificationforAsphaltShinglesMadefromGlassFeltandSurfacedwithMineralGranulesD6381TestMe...
