【英文标准名称】:StandardPracticeforOpen-GradedFrictionCourse(OGFC)MixDesign
【原文标准名称】:开式级摩擦层(OGFC)混合设计的标准实施规程
【标准号】:ASTMD7064/D7064M-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】:D04.23
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:bituminouspavingmixtures;mixdesign;open-gradedfrictioncourse;surfacetreatments;Bituminouspavingmixtures;Opengradedfriction
【摘要】:TheproceduredescribedinthispracticeisusedtodesignOGFCmixturesthatwillprovidegoodperformanceintermsofpermeability(tendingtoreducehydroplaningandpotentialforskidding),anddurabilitywhensubjectedtohighvolumesoftraffic.1.1Thispracticecoversthemixdesignofopen-gradedfrictioncourse(OGFC)usingthesuperpavegyratorycompactor(SGC)orothersuitableformsofcompaction.TheOGFCmixdesignisbasedonthevolumetricpropertiesofthemixintermsofairvoids,andthepresenceofstone-on-stonecontact.InformationfoundinGuideD6932shouldbereviewedbeforestartingthemixdesign.Whereapplicable,SpecificationD3666shouldbeappliedasaminimumforagenciestestingandinspectingroadandpavingmaterials.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q20
【国际标准分类号】:93_080_20
【页数】:7P.;A4
【正文语种】:英语