ASTM D3628-2008 选择和使用乳化沥青的标准方法
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【英文标准名称】:StandardPracticeforSelectionandUseofEmulsifiedAsphalts
【原文标准名称】:选择和使用乳化沥青的标准方法
【标准号】:ASTMD3628-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D04.41
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:emulsifiedasphalt;emulsion;Asphaltpavingmixtures;Bituminouspavingmixtures;Emulsifiedasphalt;Pavementsurfaces
【摘要】:AsindicatedbySpecificationsD977andD2397,emulsifiedasphaltsareclassifiedbytype(rapidmediumorslowsetting)andbygradewithintype(viscosityinthecaseoftherapid-settingtypeorcharacteristicoftheresidualasphaltinthecaseofthemediumandslow-settingtypes).Selectionforuseofaparticulartypeandgradeiscontrolledbytypeofconstruction(whetheranapplicationoramixtype),propertiesofthemineralaggregate(bothgradingandmineralcomposition),andenvironmentalconditionsduringconstruction.Forsurfacetreatmentsandseals,emulsionsareformulatedtosetrapidlyuponcontactwiththemineralaggregateorpavementsurface.Whenusedinmixtypes,slowerbreakingisrequiredtoallowtimeformixingandlaydown.Ifthemixaggregateisopengradedwithoutappreciablefines,amedium-settingemulsionmaybeusedthatdepositsarelativelyhardasphalt.Iftheaggregateisdense-gradedbutdoesnotcontainalargeamountofveryfinematerial(dust),amedium-settingemulsionwithasoftresiduemaybeagoodchoice.However,ifthedense-gradedaggregatecontainsalargeamountofveryfinemineralmatter,aslow-settingemulsionmayberequired.1.1Thispracticecoverstheselectionofemulsifiedasphaltsforvariouspavingandallieduses.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Practice
【中国标准分类号】:E43
【国际标准分类号】:93_080_20
【页数】:4P.;A4
【正文语种】:英语
【原文标准名称】:选择和使用乳化沥青的标准方法
【标准号】:ASTMD3628-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D04.41
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:emulsifiedasphalt;emulsion;Asphaltpavingmixtures;Bituminouspavingmixtures;Emulsifiedasphalt;Pavementsurfaces
【摘要】:AsindicatedbySpecificationsD977andD2397,emulsifiedasphaltsareclassifiedbytype(rapidmediumorslowsetting)andbygradewithintype(viscosityinthecaseoftherapid-settingtypeorcharacteristicoftheresidualasphaltinthecaseofthemediumandslow-settingtypes).Selectionforuseofaparticulartypeandgradeiscontrolledbytypeofconstruction(whetheranapplicationoramixtype),propertiesofthemineralaggregate(bothgradingandmineralcomposition),andenvironmentalconditionsduringconstruction.Forsurfacetreatmentsandseals,emulsionsareformulatedtosetrapidlyuponcontactwiththemineralaggregateorpavementsurface.Whenusedinmixtypes,slowerbreakingisrequiredtoallowtimeformixingandlaydown.Ifthemixaggregateisopengradedwithoutappreciablefines,amedium-settingemulsionmaybeusedthatdepositsarelativelyhardasphalt.Iftheaggregateisdense-gradedbutdoesnotcontainalargeamountofveryfinematerial(dust),amedium-settingemulsionwithasoftresiduemaybeagoodchoice.However,ifthedense-gradedaggregatecontainsalargeamountofveryfinemineralmatter,aslow-settingemulsionmayberequired.1.1Thispracticecoverstheselectionofemulsifiedasphaltsforvariouspavingandallieduses.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Practice
【中国标准分类号】:E43
【国际标准分类号】:93_080_20
【页数】:4P.;A4
【正文语种】:英语
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