城市道路改扩建老路利用浅析

Elementary Analysis on Utilization of Old Road in Reconstruction and Extension of Urban Roads

现状道路的改、扩建工程在城市道路建设中占有相当大的比重。该文归纳了城市道路改扩建项目几种常见的类型,分析了各种改扩建类型道路对于现状老路利用的技术对策,以及在工程设计中需要注意的问题,并介绍相关工程实例及具体的利用情况。

The reconstruction and extension of the present road are the quite big proportion in the construction of urban road. The article describes several commonly used types of the urban road reconstruction and extension projects, analyzes several technical countermeasures for the utilization of the existing old roads in the reconstruction and extension of road, sets forth the issues for attention in the engineering design, and introduces the similar engineering examples and the detailed utilization.