ASTM D4648/D4648M-10 Standard Test Method for ... - AENOR

ASTM D4648/D4648M-10 Standard Test Method for Laboratory Miniature Vane Shear Test for SaturatedFine-Grained Clayey Soil. TuTiendaAENORMenuNuestrosproductosNormasMenuBuscadordenormasNuevasNormasNormasinternacionalesNormasComentadasClipLibrosMenuBuscadordelibrosNuevosLibrosTemáticasdestacadasSuscripciónanormasMenuSolicitainformaciónAccesoAENORmásAldíaMenuNoticiasAyudaMenuPreguntasfrecuentesÁreaClientesMenuIdentificarseAccesoaAENORmás Estásen:Home>Normas>Buscadordenormas>ASTM NormasASTM–AENOR ASTMD4648/D4648M-10 StandardTestMethodforLaboratoryMiniatureVaneShearTestforSaturatedFine-GrainedClayeySoil Información: Fecha: 2013-04-08/Historical Superseededby: D4648/D4648M-16 SignificanceandUse: Theminiaturevanesheartestmaybeusedtoobtainestimatesoftheundrainedshearstrengthoffine-grainedsoils.Thetestprovidesarapiddeterminationoftheshearstrengthonundisturbed,orremoldedorreconstitutedsoils.Note2—Notwithstandingthestatementsonprecisionandbiascontainedinthistestmethod:Theprecisionofthistestmethodisdependentonthecompetenceofthepersonnelperformingitandthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting.UsersofthistestmethodarecautionedthatcompliancewithPracticeD3740doesnotinitselfensurereliabletesting.Reliabletestingdependsonseveralfactors;PracticeD3740providesameansforevaluatingsomeofthosefactors. Scope: 1.1Thistestmethodcoverstheminiaturevanetestinverysofttostiffsaturatedfine-grainedclayeysoils(ϕ=0).Knowledgeofthenatureofthesoilinwhicheachvanetestistobemadeisnecessaryforassessmentoftheapplicabilityandinterpretationofthetestresults.Note1—Itisrecommendedthattheminiaturevanetestbeconductedinfine-grained,predominatelyclaysoilswithanundrainedshearstrengthlessthan1.0tsf[100kPa].Vanefailureconditionsinhigherstrengthclayandpredominantlysiltysoilsmaydeviatefromtheassumedcylindricalfailuresurface,therebycausingerrorinthemeasuredstrength.1.2Thistestmethodincludestheuseofbothconventionalcalibratedtorquespringunits(MethodA)andelectricaltorquetransducerunits(MethodB)withamotorizedminiaturevanesheardevice.1.3Laboratoryvaneisanidealtooltoinvestigatestrengthanisotropyintheverticalandhorizontaldirections,ifsuitablesamples(specimens)areavailable.1.4AllmeasuredandcalculatedvaluesshallconformtotheguidelinesforsignificantdigitsandroundingestablishedinPracticeD6026.1.5ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse. Keywords: clays;laboratory;miniature;remolded;saturated;shearvalue;undisturbed;undrainedstrength;Anisotropy;Calibratedtorquespringunits;Calibration--soil/rockanalysisinstrumentation;Claysoils;Deflection--soil/rock/relatedmaterials;Destructivetesting--soil/rock;Electricaltorquetransducerunits;Failureendpoint--soil/relatedmaterials;Fieldtesting--soil;Fieldvanesheartest;Laboratorytesting;Miniaturevanesheartest;Remoldedclayeysoils;Saturatedfine-grainedclayeysoils;Sheartesting--soil;Soil;Strain-controlledtesting;Straintesting--soil/rock/relatedmaterials/applications;Strength--soil;Torque;Undisturbedsoil;Undrainedstrength;Vanesheartest 58,83€ Idioma Inglés Formato PDF Papel Formatofísicoydigital Nota:PreciossinIVAnigastosdeenvío Descuentosnoacumulables Añadiralacesta