【英文标准名称】:RulesforInspectionofConcreteandReinforcedConcreteWork
【原文标准名称】:在防止因碱硅石集料反应引起混凝土过度膨胀中矿物掺和料或磨碎高炉渣效能的试验方法
【标准号】:ASTMC44
【标准状态】:作废
【国别】:
【发布日期】:
【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】:
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:施工材料;集料;强碱;混凝土;试验
【英文主题词】:
【摘要】:
【中国标准分类号】:Q13
【国际标准分类号】:
【页数】:
【正文语种】:


【英文标准名称】:StandardPracticeforSpecifyingStandardSizesofStoneforErosionControl
【原文标准名称】:冲刷控制用石材特定标准尺寸的标准实施规程
【标准号】:ASTMD6092-1997(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:D18.17
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:erosioncontrol;filter/beddingstone;gradation;quarriedstone;riprap;standardsizedesignation;Erosioncontrolmaterials/applications;Filterbeddingstone;Gradation;Quariedstone;Riprap;Standardsizedesignation;Stoneevaluation/selection
【摘要】:Thestandardsizedesignationslistedinthispracticeareprovidedsothatthedesignteam,consumer,andtheproducerhaveacommonreferenceinsizingstonematerialsusedinerosioncontrol.Thedesignteamshouldperformamaterialssurvey,andsubsequenttestingtodeterminewhichquarrysourcesmayhavesuitablein-placerockandperformsuitableblastingandprocessingprocedurestoproducetherequiredgradations.Thedesignteammustrecognizethefactthatnotallsourcesarecapableorwillingtoproducetherequiredgradations.Onlythosesourceslistedbythedesignteamshouldbeconsideredforconstructionoftheproject.Thestandardsizedesignationsprovidedinthisguidearesuitableforprotectivesurfacingandstructuresdesignedforerosioncontrol.Thesesizesarefortypicalstructuressuchasjetties,revetments,groinbaffles,bulkheads,liningfordrainage/irrigationditchesandforintakeoroutletfacilities,bridgesandstreamchannelbanks,gabions,andslopeprotectionforearthembankmentandrock-filldams.Thedesignselectionofstonesizes,durability,placement,filter/beddingmaterials,orgeotextiles,steepnessofslopesforplacement,andlayerthicknessarebeyondthescopeofthisguide.1.1Thispracticecoverssizedesignationsandmaximumrangesinmassorgradationforstandardsizesforriprap,spalls,orbedding,orboth,usedforslopeprotectionofdamembankments,streambankerosioncontrol,bridgepiersandabutments.Sizesusedforouterharborstructuressuchasbreakwalls,revetments,confineddikeddisposalstructures(heretoforedescribedasarmorstone,coverstone,ordimensionstone)forwhichstonesizesrangebetween5and25tons,orthatrequirecutdimensionsforlayed-upstructuresarebeyondthescopeofthispractice.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.4Thispracticeoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthispracticemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Thewordx201C;Standardx201D;inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.
【中国标准分类号】:Q21
【国际标准分类号】:
【页数】:13P.;A4
【正文语种】:英语