Designation:D1196/D1196M−12StandardTestMethodforNonrepetitiveStaticPlateLoadTestsofSoilsandFlexiblePavementComponents,forUseinEvaluationandDesignofAirportandHighwayPavements1ThisstandardisissuedunderthefixeddesignationD1196/D1196M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthemakingofnonrepetitivestaticplateloadtestsonsubgradesoilsandpavementcomponents,ineitherthecompactedconditionorthenaturalstate,andprovidesdataforuseintheevaluationanddesignofrigidandflexible-typeairportandhighwaypavements.1.2Units—ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.Terminology2.1Definitions:2.1.1deflection,n—amountofdownwardverticalmove-mentofasurfaceasaresultoftheapplicationofaloadtothesurface.2.1.2rebounddeflection,n—amountofverticalreboundofasurfacethatoccurswhenaloadisremovedfromthesurface.2.1.3residualdeflection,n—differencebetweenoriginalandfinalelevationsofasurfaceresultingfromtheapplicationandremovalofoneormoreloadstoandfromthesurface.3.SignificanceandUse3.1Field,in-placenonrepetitivestaticloadtestsareusedfortheevaluationanddesignofpavementstructures.Nonrepeti-tivestaticplateloadtestsareperformedonsoilsandunboundbaseandsubbasematerialstodeterminethemodulusofsubgradereactionorameasureoftheshearstrengthofpavementcomponents.4.Apparatus4.1LoadingDevice—Atruckortraileroracombinatio...
