我国的公路事业进入了以建设高速公路、一级公路等高等级公路为主的新时代。早期修建的一些高速公路,在没有达到设计年限的情况下,也开始进行大修。不仅对社会、交通造成了较大的影响,也在经济上造成了很大的损失。因此,高速公路路基路面的早期损坏问题引起了广泛的关注。深入分析了高速公路路面破坏和路基病害的特征及成因。 Our country’s highway career has entered a new era featuring high-grade highways such as expressways and primary roads. Some of the early construction of the highway, did not reach the design life of the case, but also began overhaul. Not only the social and transportation have a greater impact, but also caused great economic losses. Therefore, the early damage of highway subgrade pavement caused widespread concern. In-depth analysis of the highway pavement damage and subgrade disease characteristics and causes.