Designation:F1951−14AnAmericanNationalStandardStandardSpecificationforDeterminationofAccessibilityofSurfaceSystemsUnderandAroundPlaygroundEquipment1ThisstandardisissuedunderthefixeddesignationF1951;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.INTRODUCTIONTheneedforsystematicandconsistentmeansofevaluatingthecapabilityofsurfacesystemstoprovideaccesstoplaygroundshasbeenamplifiedbythepassageoftheFederalAmericanswithDisabilitiesAct.Thegoalofthisspecificationistoestablishuniformmeanstomeasurethecharacteristicsofsurfacesystemsinordertoprovidethepotentialbuyerwithperformancespecificationstoselectmaterialsforuseasanaccessiblesurfaceunderandaroundplaygroundequipment.1.Scope1.1Thisspecificationestablishesminimumcharacteristicsforthosefactorsthatdetermineaccessibility.Thisspecificationappliestoalltypesofmaterialsthatcanbeusedunderandaroundplaygroundequipment.1.2ThematerialunderandaroundplaygroundequipmentthatmeetsthisspecificationmustalsocomplywithSpecifica-tionF1292ifthesurfaceiswithinthefallzone.1.3Thisspecificationdoesnotimplythataninjurycannotbeincurredifthesurfacesystemcomplieswiththisspecifica-tion.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.(SeeIEEE/ASTMSI10.)1.5Thefollowingprecautionarystatementpertainsonlytothetestmethodportions,Sections6and7,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2IEEE/ASTMSI10AmericanNationalStandardforUseoftheInternationalSystemofUnits(SI):TheModern...
