水泥砼路面板破坏的原因及其防治

On the Causes and Preventions of the Damages of Concrete Road Slabs

水泥砼路板破坏主要是断板、裂缝、角隅破坏等,除跃面施工及材料控制不当外,路基处理不好也是引起断板的主因。文章根据我国已建成通车的高等级公路的使用情况,从路基施工前准备、路基施工、台背处理、路面施工及路表面排水处理等方面较全面地分析了水泥砼路面破坏的原因及其防治对策。

The damages of concrete road slabs are mainly the slab break, fracture, angular break and others, apart from duplex construction and improper material control, the bad treatment of the roadbed is a main cause for the slab break. According to the operation situation of the high- level highways that have been built in our country, this paper makes more comprehensive analysis of the causes of the damages of concrete road surface from aspects of the preparation before roadbed construction, roadbed construction, retailing backwall treatment, road surface construction, drainage treatment of road surface, etc., and puts forward some preventive countermeasures.