基本信息
| 标准名称： | 道路交通事故信息代码 第12部分：驾驶许可代码 |
| 发布部门： | 中华人民共和国公安部 |
| 发布日期： | 2010-02-10 |
| 实施日期： | 2010-04-01 |
| 首发日期： | |
| 作废日期： | |
| 出版社： | 中国标准出版社 |
| 出版日期： | 2010-04-01 |
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所属分类： 医药 卫生 劳动保护 消防 消防设备与器材 环保 保健与安全 消防 灭火
【英文标准名称】:StandardPracticeforCharacterizingFlyAshforUseinSoilStabilization
【原文标准名称】:稳定土壤用飞灰表征的标准规程
【标准号】:ASTMD5239-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D18.15
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:特性;飞灰
【英文主题词】:flyash;pozzolan,self-cementingflyash;soil;soilstabilization
【摘要】:Thispracticeisintendedforusewithflyashthatcanbeusedseparatelyoralongwithotherstabilizingadmixturestoimprovesoilproperties.Thecharacterizationofthephysicalandchemicalpropertiesoftheflyashshallassistintheevaluationoftheflyashforsoilstabilization.Thispracticeisnotintendedtolimittheflexibilityofdesigninsoilstabilization.Thedegreeofsuccessattainedinsoilstabilizationishighlydependentontheparticularcombinationofsoil,flyash,andotheradditivesandtheconstructionprocedureused.Demonstratedsoundengineeringproceduresthatresultinappropriatephysicalcharacteristicsareacceptable.Theselectionofappropriatematerials,applicabletests,acceptancecriteria,andspecificationistheresponsibilityofthedesignengineer.Note18212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thispracticecoversproceduresforcharacterizingflyashtobeusedinsoilstabilization.Thispracticelistsrepresentativetestmethodsfordeterminingthechemical,physical,andcementitiouspropertiesofflyash.Abroadguidelineisprovidedinthatexplainsthesignificanceofthesepropertiesinsoilstabilization.1.2AllobservedandcalculatedvaluesshallconformtotheguidelinesforsignificantdigitsandroundingestablishedinPracticeD6026.1.2.1Themethodusedtospecifyhowdataarecollected,calculated,orrecordedinthisstandardisnotdirectlyrelatedtotheaccuracytowhichthedatacanbeappliedindesignorotheruses,orboth.Howoneappliestheresultsobtainedusingthisstandardisbeyonditsscope.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundequivalentsareshownforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatoryrequirementspriortouse.1.4Thispracticeoffersasetofinstructionsforperformingoneormorespecificoperations.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthispracticemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Theword"Standard"inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess..1.5Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:3P.;A4
【正文语种】: