Designation:E1486−14StandardTestMethodforDeterminingFloorTolerancesUsingWaviness,WheelPathandLevelnessCriteria1ThisstandardisissuedunderthefixeddesignationE1486;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversdatacollectionandanalysisprocedurestodeterminesurfaceflatnessandlevelnessbycalculatingwavinessindicesforsurveylinesandsurfaces,elevationdifferencesofdefinedwheelpaths,andlevelnessindicesusingtheinch-poundsystemofunits.NOTE1—ThistestmethodisthecompaniontoSITestMethodE1486M;therefore,noSIequivalentsareshowninthistestmethod.NOTE2—Thistestmethodwasnotdevelopedfor,anddoesnotapplyto,clayorconcretepaverunits.1.1.1Thepurposeofthistestmethodistoprovidetheuserwithfloortoleranceestimatesasfollows:1.1.1.1Localsurveylinewavinessandoverallsurfacewavinessindicesforfloorsbasedondeviationsfromthemidpointsofimaginarychordsastheyaremovedalongafloorelevationprofilesurveyline.Endpointsofthechordsarealwaysincontactwiththesurface.Theimaginarychordscutthroughanypointsintheconcretesurfacehigherthanthechords.1.1.1.2Definedwheelpathcriteriabasedontransverseandlongitudinalelevationdifferences,changeinelevationdifference,androotmeansquare(RMS)elevationdifference.1.1.1.3Levelnesscriteriaforsurfacescharacterizedbyei-therofthefollowingmethods:theconformanceofelevationdatatothetestsectionelevationdatameanortheconformanceoftheRMSslopeofeachsurveylinetoaspecifiedslopeforeachsurveyline.1.1.2TheaveragesusedthroughoutthesecalculationsareRMS(thatis,thequadraticmeans).Thistestmethodgivesequalimportancetohumpsanddips,measuredup(+)anddown(−),respectively,fromtheimaginarychords.1.1.3AppendixX1isacommentaryonthistestmethod.AppendixX2providesacomputerprogramforwavinessindexcalculationsbasedonthistestmethod.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstanda...
