通过对我国山区高速公路路面情况的调查,结合国外山区高速公路路面现状,分析我国山区高速公路半刚性基层路面、组合式基层路面、柔性路面3种主要路面结构形式,并考虑到易发病害、成本、山区高速公路特点等因素,对半刚性基层路面、组合式基层路面、柔性路面3种主要路面结构形式提出相应优化建议。 Based on the investigation of the pavement condition of mountain highway in our country and the status quo of pavement of mountainous highway in foreign countries, this paper analyzes the structure forms of three kinds of pavement of semi-rigid base pavement, combined base pavement and flexible pavement of mountainous area in our country, Cost, the characteristics of mountain highway, and other factors, the semi-rigid base pavement, combined base pavement, flexible pavement three kinds of pavement structure forms the corresponding optimization recommendations.