高模量沥青混合料在交叉口车辙处治中的应用  

Application of High Modulus Mixture in Rutting Treatment Project of Intersection

作　　者：郑贵涛 赵兴春 安丰伟 赵磊 董述芝 ZHEGN Guitao;ZHAO Xingchun;AN Fengwei;ZHAO Lei;DONG Shuzhi(Petrochina Fuel Oil Company Limited Research Institute,Beijing 100195,China;Yunnan Trading Group Investment Co.,Ltd.,Kunming 650228,China;JSTI Group Co.,Ltd.,Nanjing 211112,China)

机构地区：[1]中石油燃料油有限责任公司研究院,北京100195 [2]云南交投集团投资有限公司,昆明650228 [3]苏交科集团股份有限公司,南京211112

出　　处：《现代交通技术》2020年第5期13-16,20,共5页Modern Transportation Technology

基　　金：国家重点研发计划项目(2016YFE0108200)。

摘　　要：针对国省干线公路沥青路面交叉口行车特点和病害问题,基于国产成品硬质沥青,设计了耐久性高模量沥青混合料,提出了单层摊铺12 cm的交叉口车辙快速处治技术方案,并开展了实体工程应用。结果表明:单层摊铺12 cm耐久性高模量沥青混合料,方案施工方便可行,明显提高路面的抗车辙性能,延长路面使用寿命。Aiming at the traffic characteristics and diseases of asphalt pavement intersection on national and provincial trunk highways,this paper puts forward a rutting treatment scheme of durable high modulus asphalt mixture based on domestic hard asphalt,and carries out practical engineering application.The research on the effect of project implementation and tracking observation results showed that the scheme of one-time paving 12 cm durability high modulus asphalt mixture is convenient and feasible in construction,which could significantly improve the rutting resistance of the pavement and extend the service life.

关 键 词：成品硬质沥青 耐久性高模量沥青混合料 抗车辙 工程应用 

分 类 号：U416.2[交通运输工程—道路与铁道工程]