Designation:D6462−19StandardPracticeforSiltFenceInstallationandMaintenance1ThisstandardisissuedunderthefixeddesignationD6462;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thispracticecoverscommoninstallationandmainte-nanceproceduresfortemporarysiltfenceapplications.ThispracticeisbasedonAASHTOM288.1.2Thispracticeisapplicabletotheuseofsiltfenceasaverticalpermeableinterceptordesignedtoremovesuspendedsoilfromoverland,non-concentratedwaterflow.Thefunctionofatemporarysiltfenceistotrapandallowsettlementofsoilparticlesfromsedimentladenwaterbyinterceptingandimpoundingwaterinanefforttoslowthetransportvelocityandprovidestorageforsedimenttobecaptured.Thepurposeistogreatlylimitthetransportoferodedsoilfromtheconstructionsitebywaterrunoff.1.3Thepracticespresentedhereinareintendedtoensuregoodworkmanshipandquality,butdonotnecessarilyapplytotheconcentratedflowapplications.1.4ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents,thereforeeachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.5Thispracticeoffersanorganizedcollectionofinforma-tionoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepre-sentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject’smanyuniqueaspects.Theword“Standard”inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.1.6Thisstandarddoesnotpurporttoaddressallofthesaf...
