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通过对已建成高速公路水泥混凝土路面的质量回访 ,发现在南方地区水泥混凝土路面的断板病害主要原因之一是由于水冲刷掏空引起的。本文分析了发生水冲刷断板破坏的结构、材料、设计和施工等方面的原因 ,提出了防止水泥混凝土路面水破坏的对策及措施 ,并对已经产生水冲刷破坏现象的水泥混凝土路面提出了补做渗透排水系统的建议。
Through the quality inspection of the completed expressway cement concrete pavement, it is found that one of the main reasons for the broken steel plate pavement in the southern area is caused by the water flushing and emptiness. This paper analyzes the reasons for the structure, material, design and construction of the water-erosion broken plate, puts forward the countermeasures and measures to prevent the water damage of the cement concrete pavement, and puts forward the remedies to the cement concrete pavement which has produced the water erosion phenomenon Do osmotic drainage system recommendations.