南沙市政道路快速化改造软基处理方案探讨

Discussion on Soft Foundation Treatment Scheme for Expressway Reconstruction of Municipal Road in Nansha

文章旨在探讨城市道路快速化改造中的软基处理技术,以广州南沙区的市南路、凤凰大道、万环西路三条城市主干路的快速化改造工程为研究对象,介绍了各项目的改造内容、地质条件和不同路段、不同工点的软基处理方案。结合案例,归纳分析了地质条件、路堤填高、现状道路处理方式、管线及沿线构造物等因素对软基处理方案的影响。

This paper aims to discuss the soft foundation treatment technology in the expressway reconstruction of urban roads.Taking the expressway reconstruction engineering of Shinan Road,Fenghuang Avenue and Wanhuan West Road in Nansha District of Guangzhou as the research object,it introduces the reconstruction content,geological conditions and soft foundation treatment schemes for different sections and different construction sites.Combined with the case,the infl uence of geological conditions,embankment filling height,current road treatment methods,pipeline and structures along the line on the soft foundation treatment scheme is summarized and analyzed.