中文摘要：

改性沥青具有良好的高温稳定性、耐老化性，以及水稳定性，可有效预防路面病害的出现、提高道路的服务水平，从而延长道路使用寿命。以施工的视角，分析上海市北翟高架路面SMA-13原材料组成特性，试验研究了沥青混合料配合比设计。

英文摘要：

Modified asphalt has good high temperature stability, aging resistance, and water stability, and has played an active role in preventing pavement diseases, improveing the service level of the road, prolonging the service life of roads. From the perspective of the construction, this paper analyse raw material composition features of SMA-13, and experimental study on the mix proportion design of asphalt mixture.