【英文标准名称】:StandardPracticeforConstructionofAsphalt-RubberCapeSeal
【原文标准名称】:沥青施工标准规范.橡胶Cape路面
【标准号】:ASTMD7564/D7564M-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:D04.24
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:Asphalt-Rubber;CapeSeal;ChipSeal;SlurrySeal;StressAbsorbingMembrane(SAM)
【摘要】:Theproceduredescribedinthispracticeisusedtodesignandconstructanasphalt-rubbercapesealthatwillprovideawearingcoursewhensubjectedtolowtomediumtrafficvolumesandwherethepavementdistressisduetoblock-typecrackingresultingfrompavementagingorreflectivecrackingonly(notwherethereareclearindicationsoffatiguecrackingduetorepeatedheavyaxleloads).Note28212;BlockcrackingisdefinedinPracticeD6433.SeeAppendixX1foranexampleofblockcrackingduetoaging.1.1Thispracticecoversasphalt-rubbercapeseal,whichisdefinedastheapplicationofanasphalt-rubbersealcoatplacedontoanexistingpavementsurface,followedbytheapplicationofaconventionalTypeIIorIIIslurryseal.Note18212;Anasphalt-rubbersealcoatisalsoknownasastressabsorbingmembrane(SAM)whichconsistsofanasphalt-rubbermembranesealfollowedbytheapplicationofprecoatedaggregatechips.1.2Anasphalt-rubbercapesealiscommonlyusedtoextendtheservicelifeoflowtomediumtraffickedandmoderatelydistressedasphalt-surfacedpavements.Theexistingpavementconditioncanbeusedtodeterminetheapplicationratesfortheasphalt-rubberbinderandaggregateaswellastheaggregategradation.Pavementsinrelativelypoorconditionwillrequireacoarseraggregatewithahigherbinderapplicationrate.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E43
【国际标准分类号】:93_080_20
【页数】:7P.;A4
【正文语种】: