作者:标准资料网 时间:2024-05-12 13:45:04   浏览:8852   来源:标准资料网

【英文标准名称】:Bituminousmixtures—Testmethodsforhotmixasphalt—Part22:Wheeltracking
【原文标准名称】:沥青混合料.热混沥青的试验方法.轮辙
【标准号】:BSEN12697-22-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2004-01-14
【实施或试行日期】:2004-01-14
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:轮辙;定义;测定;建筑;试验;机械性能;试验设备;负荷;导轨;热混沥青;测量;物理性能;精整;地沥青;道路建筑;应变;施工材料
【英文主题词】:Asphalts;Construction;Constructionmaterials;Definition;Definitions;Determination;Finishes;Hotmixasphalts;Loading;Measurement;Mechanicalproperties;Physicalproperties;Roadconstruction;Strain;Testequipment;Testing;Tracks;Wheeltracking
【摘要】:ThisEuropeanStandarddescribestestmethodsfordeterminingthesusceptibilityofbituminousmaterialstodeformunderload.Thetestisapplicabletomixtureswithuppersievesizelessthanorequalto32mm.Thetestsareapplicabletospecimensthathaveeitherbeenmanufacturedinalaboratoryorcutfromapavement;testspecimensareheldinamouldwiththeirsurfaceflushwiththeupperedgeofthemould.Thesusceptibilityofbituminousmaterialstodeformisassessedbytherutformedbyrepeatedpassesofaloadedwheelatconstanttemperature.Threealternativetypesofdevicecanbeusedaccordingtothisstandard:large-sizedevices,extralarge-sizedevicesandsmall-sizedevices.Withlarge-sizedevicesandextralarge-sizedevices,thespecimensareconditionedinairduringtesting.Withsmall-sizedevices,specimensareconditioned,ineitherairorwater.NOTELarge-sizeandextralarge-sizedevicesarenotsuitableforusewithcylindricalcores.
【中国标准分类号】:E43
【国际标准分类号】:93_080_20
【页数】:32P.;A4
【正文语种】:英语