Designation:D7853−13StandardTestMethodforHydraulicPulloutResistanceofaGeomembranewithLockingExtensionsEmbeddedinConcrete1ThisstandardisissuedunderthefixeddesignationD7853;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthedeterminationofthehy-draulicpulloutresistanceofageomembranewithlockingextensionsembeddedinconcretebydeterminingthepressurerequiredforlockingextensionsoftheembeddedspecimentopulloutoftheconcrete.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2A1064SpecificationforCarbon-SteelWireandWeldedWireReinforcement,PlainandDeformed,forConcreteC31PracticeforMakingandCuringConcreteTestSpeci-mensintheFieldC39TestMethodforCompressiveStrengthofCylindricalConcreteSpecimensC94SpecificationforReady-MixedConcreteD618PracticeforConditioningPlasticsforTestingD4439TerminologyforGeosyntheticsD5947TestMethodsforPhysicalDimensionsofSolidPlasticsSpecimens3.Terminology3.1DefinitionsoftermsapplyingtothistestmethodappearinTerminologyD4439.4.SummaryofTestMethod4.1Ageomembranewithlockingextensionsonatleastonesurfaceisembeddedintoconcrete.Thepulloutresistanceisdeterminedbymeasuringthemaximumpressurerequiredtoinitiatepulloutofthelockingextensionsfromtheconcrete.Alternatively,thegeomembranewithlockingextensionsisembeddedinconcreteandpressurizedtoaspecifiedpressuretoverifywhetheraminimumlevelofin-placestrengthhasbeenattained.5.SignificanceandUse5.1Duetohydraulicpressurethatmaybepres...
