论文部分内容阅读
公路具有机动、灵活、直达、迅速、适应性强、服务面广的特点,在社会主义现代化建设中发挥着巨大作用,并且具有良好发展前景。目前,公路发展,特别是高等级公路发展迅猛,高等级路面舒适、平坦已日益为人们所注重。但对于高等级水泥混凝土路面板,根据已建成通车的高等级公路使用情况看,有相当部分破坏,如开裂、沉陷、错台等。
The road has the characteristics of maneuverability, flexibility, directness, rapidness, adaptability and wide service and plays a great role in the socialist modernization and has good prospects for development. At present, the highway development, especially the rapid development of high-grade highways, high-grade pavement comfort, flat has increasingly attracted people’s attention. But for high-grade cement concrete pavement, according to the highway has been completed and opened to traffic conditions, there is a considerable part of the destruction, such as cracking, subsidence, wrong Taiwan and so on.