中小跨径钢桥面耐久性铺装方案与应用  

Durable Pavement System and its Application on Medium and Small Span Steel Bridge Deck

作　　者：姚鸿儒 王强 柴冲冲 蔡明 YAO Hongru;WANG Qiang;CHAI Chongchong;CAI Ming

机构地区：[1]上海绿色路面材料工程技术研究中心,上海200433 [2]上海城建日沥特种沥青有限公司,上海200436 [3]华东理工大学石油加工研究所,上海200237

出　　处：《上海公路》2020年第4期133-137,I0008,共6页Shanghai Highways

摘　　要：随着公路和城市道路的发展以及钢铁产能过剩,中小跨径钢桥面逐渐增多。钢桥面独特的受力特点对铺装材料提出了更高的要求。现介绍双层高弹性改性沥青SMA沥青混合料铺装方案的结构材料性能、施工技术要点和应用情况,从而为中小跨径钢桥面铺装提供参考。The number of medium and small span steel bridge deck is increasing with the development of highways and urban roads.Better performance of pavement materials are required with the unique stress characteristics of steel bridge deck.In this paper,the structure,material properties,key points of construction technology and application of the double-layer high elastic modified asphalt SMA mixture pavement system were introduced to provide a reference for medium and small span steel bridge deck pavement.

关 键 词：钢桥面 耐久性 高弹性改性沥青 溶剂型沥青黏结剂 

分 类 号：U443.33[建筑科学—桥梁与隧道工程]