Designation:D4354−12StandardPracticeforSamplingofGeosyntheticsandRolledErosionControlProducts(RECPs)forTesting1ThisstandardisissuedunderthefixeddesignationD4354;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thispracticecoversthreeproceduresforthesamplingofgeosyntheticsandrollederosioncontrolproducts(RECPs)fortesting.Thispracticerequiresthatinstructionsontakinglaboratorysamplesandtestspecimensbepartofeverytestmethodforgeosynthetics.1.1.1Thefirstproceduredescribesthesamplingofproduc-tionunitsforthepurposeofmanufacturer’squalitycontrol(MQC)(Table1).1.1.2Thesecondproceduredescribesthesamplingofproductionunitsforthepurposeofmanufacturer’squalityassurance(MQA)testingduringthemanufacturingprocess.Thisrequiresthatbackupstatisticalprocesscontrolrecordsbemaintainedduringthemanufacturingprocess(Table2).1.1.3Thethirdproceduredescribesthedivisionofship-mentsofgeosyntheticsandrollederosioncontrolproductsintolotsandthedeterminationoflotsamplesizeforpurchaser’sspecificationconformancetesting(Table3).1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D123TerminologyRelatingtoTextilesD4271PracticeforWritingStatementsonSamplinginTestMethodsforTextiles(Withdrawn2009)3D4439TerminologyforGeosynthetics3.Terminology3.1Definitions:3.1.1geosynthetic,n—aplanarproductmanufacturedfrompolymericmaterialusedwithsoil,rock,earth,orothergeo-technicalengineeringrelatedmaterialasanintegralpartofaman-madeproject,structure,orsystem.3.1.2lot,n—aunitofproduction,oragroupofotherunitsorpackages,takenforsamplingorstatisticalexamination,havingoneormorecommonp...
