沥青混凝土路面早期破损现象已成为影响我国公路健康发展的主要矛盾,坑槽、裂缝、隆起、龟裂、车辙、露骨、松散等等这些病害直接影响公路的通车质量和行车安全,尤其是坑槽病害,对行车安全危害特别严重,路面的科学维修保养,可以延长和提高路面寿命与服务水平。 The early damage of asphalt pavement has become the main contradiction that affects the healthy development of the highway in our country. The defects of pit, crack, uplift, crack, rutting, dew, looseness and so on have a direct impact on the traffic quality and driving safety of the highway, especially the pit Disease, particularly harmful to traffic safety, road maintenance and repair of science, can extend and improve the life of the road and service levels.