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【英文标准名称】:StandardTestMethodforPerformingtheFlatPlateDilatometer
【原文标准名称】:平板式膨胀计使用的标准试验方法
【标准号】:ASTMD6635-2001(2007)
【标准状态】:现行
【国别】:
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D18.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:compressibility;deformation;dilatometer;DMT;earthpressure;exploration;in-situsoiltest;modulus;penetration;settlement;stratigraphy;strength;stress
【摘要】:Soundingsperformedusingthistestmethodprovideadetailedrecordofdilatometerresultswhichareusefulforevaluationofsitestratigraphy,homogeneity,depthtofirmlayers,voidsorcavities,andotherdiscontinuities.Thepenetrationresistanceandsubsequentmembraneexpansionareusedforsoilclassificationandcorrelationwithengineeringpropertiesofsoils.Whenproperlyperformedatsuitablesites,thetestprovidesarapidmeansofcharacterizingsubsurfaceconditions.TheDMTtestprovidesmeasurementsofpenetrationresistance,lateralstress,deformationmodulusandpore-waterpressure(insands).However,thein-situsoilpropertiesareaffectedbythepenetrationoftheblade.Therefore,publishedcorrelationsareusedtoestimatesoilpropertiesforthedesignandconstructionofearthworksandfoundationsforstructures,andtopredictthebehaviorofsoilssubjectedtostaticordynamicloads.Thistestmethodteststhesoilin-situandsoilsamplesarenotobtained.However,theinterpretationoftheresultsfromthistestmethoddoesprovideanestimateofthetypesofsoilpenetrated.Soilsamplesfromparallelboringsmaybeobtainedforcorrelationpurposes,butpriorinformationorexperiencemayprecludetheneedforborings.1.1Thistestmethoddescribesanin-situpenetrationplusexpansiontest.Thetestisinitiatedbyforcingthesteel,flatplate,dilatometerblade,withitssharpcuttingedge,intoasoil.Eachtestconsistsofanincrementofpenetration,generallyvertical,followedbytheexpansionofaflat,circular,metallicmembraneintothesurroundingsoil.Thetestprovidesinformationaboutthesoil''sin-situstratigraphy,stress,strength,compressibility,andpore-waterpressureforuseinthedesignofearthworksandfoundations.1.2Thismethodincludesspecificrequirementsforthepreliminaryreductionofdilatometertestdata.Itdoesnotspecifyhowtoassessorusesoilpropertiesforengineeringdesign.1.3Thismethodappliesbesttothosesands,silts,clays,andorganicsoilsthatcanbereadilypenetratedwiththedilatometerblade,preferablyusingstaticpush(see4.2).Testresultsforsoilscontainingprimarilygravel-sizedparticlesandlargermaynotbeusefulwithoutadditionalresearch.1.4Thismethodisnotapplicabletosoilsthatcannotbepenetratedbythedilatometerbladewithoutcausingsignificantdamagetothebladeoritsmembrane.1.5TheAmericanSocietyforTestingandMaterialstakesnopositionrespectingthevalidityofanypatentrightsassertedinconnectionwithanyitemmentionedinthisstandard.Usersofthisstandardareexpresslyadvisedthatdeterminationofthevalidityofanysuchpatentrights,andtheriskofinfringementofsuchrights,areentirelytheirownresponsibility.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N13
【国际标准分类号】:19_060
【页数】:15P.;A4
【正文语种】:


【英文标准名称】:PracticeforRehabilitationofExistingPipelinesandConduitsbyPulled-in-placeInstallationofCured-in-placeThermosettingResinPipe(CIPP)
【原文标准名称】:通过现场硫化热固性树脂管的现场拉入安装对已有管道进行修复的操作规程
【标准号】:ANSI/ASTMF1743-1996
【标准状态】:作废
【国别】:美国
【发布日期】:1996
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:树脂;管道;导(线)管;热固性聚合物;检修;装置;管
【英文主题词】:Conduits;Installation;Installations;Pipelines;Pipes;Places;Plasticpipes;Rehabilitation;Repair;Resins;Thermosettingpolymers
【摘要】:Thispracticedescribestheproceduresforthereconstructionofpipelinesandconduits(4to96in.(10to244cm)diameter)bythepulled-in-placeinstallationofaresin-impregnated,flexiblefabrictubeintoanexistingconduitandsecondarilyinflatedthroughtheinversionofacalibrationhosebytheuseofahydrostaticheadorairpressure(seeFig.1).Theresiniscuredbycirculatinghotwaterorbytheintroductionofcontrolledsteamintothetube.Whencured,thefinishedcured-in-placepipewillbecontinuousandtightfitting.Thisreconstructionprocessmaybeusedinavarietyofgravityandpressureapplicationssuchassanitarysewers,stormsewers,processpiping,electricalconduits,andventilationsystems.Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationalpurposesonly.Note1-TherearenoISOstandardscoveringtheprimarysubjectmatterofthispractice.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P94
【国际标准分类号】:23_040_20
【页数】:
【正文语种】:英语