文章通过对AC、SMA、掺加纤维等不同沥青混合料的性能特点、施工控制等分析,结合京秦高速公路中修罩面工程第一阶段不同罩面沥青混合料类型铺筑的试验段的检测和经济指标对比,对沥青路面罩面混合料类型选择中所需要注意的几个问题给出了合理的建议。 Through the analysis of the performance characteristics and construction control of different asphalt mixtures such as AC, SMA and spun fiber, the article paves the test section of paving asphalt mixture with different coverings in the first phase of overhaul overlay project of Beijing-Qinhuangdao Expressway Compared with the economic indicators, this paper gives some reasonable suggestions to the problems that should be paid attention to in the choice of asphalt pavement mixture types.