摘要
为了提高沥青路面使用性能，延长其使用寿命，采用聚合物改性沥青及配套的新路面结构已成为当前道路建设的重大课题。首先介绍了改性沥青的分类、选择原则以及我国聚合物改性沥青的发展方向。然后对ＳＭＡ混合料的组成结构和其特点作了详细阐述。
To improve the performance and prolong the service life of the asphalt pavement, the application of polymer modified asphalt complete with new pavement structure has become a major subject of research in current road construction. Introduced in this paper are the classification of modified asphalt, the principle for selection and the development tendency toward polymer modified asphalt development in China, with details of the texture and properties of SMA mixture.
出处
《中国市政工程》
1999年第2期1-4,共4页
China Municipal Engineering
