Designation:D6241−14StandardTestMethodforStaticPunctureStrengthofGeotextilesandGeotextile-RelatedProductsUsinga50-mmProbe1ThisstandardisissuedunderthefixeddesignationD6241;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodisanindextestusedtomeasuretheforcerequiredtopunctureageotextileandgeotextile-relatedproducts.Therelativelylargesizeoftheplungerprovidesamultidirectionalforceonthegeotextile.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D76/D76MSpecificationforTensileTestingMachinesforTextilesD123TerminologyRelatingtoTextilesD1776PracticeforConditioningandTestingTextilesD1883TestMethodforCaliforniaBearingRatio(CBR)ofLaboratory-CompactedSoilsD4354PracticeforSamplingofGeosyntheticsandRolledErosionControlProducts(RECPs)forTestingD4439TerminologyforGeosyntheticsE691PracticeforConductinganInterlaboratoryStudytoDeterminethePrecisionofaTestMethodNOTE1—TestMethodD1883describesamold(CBRmold)thatcanbeusedforthistestmethod.3.Terminology3.1Definitions—Fordefinitionsofothertextiletermsusedinthistestmethod,refertoTerminologyD123.Fordefinitionsofothertermsrelatingtogeosyntheticsusedinthistestmethod,refertoTerminologyD4439.3.2DefinitionsofTermsSpecifictoThisStandard:3.2.1atmosherefortestinggeotextiles,n—airmaintainedatarelativehumidityof50to70%andatemperatureof2162°C(7064°F).3.2.2geotextile,n—apermeablegeosyntheticcomposedsolelyoftextiles.3.2.3punctureresistance,n—theinherentresistingmecha-nismofthetestspecimen...
