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一、概况随着公路运输的发展,重型车辆的增加和车速的提高,对路面面层的要求亦愈来愈高。但自七十年代以来,由于柔性面层的沥青材料供应不足,加之质量又不能满足路用性质的要求,给建造高质量面层带来困难。而作为刚性路面的水泥混凝土路面具有承载力
I. Overview With the development of road transport, the increase of heavy vehicles and the increase of speed, the requirements for the pavement surface are also getting higher and higher. However, since the seventies, due to the insufficient supply of bitumen material on the flexible surface and the unacceptable quality of the road, the construction of high-quality surface layers has caused difficulties. As a rigid pavement, cement concrete pavement has bearing capacity