杨泗港快速通道南湖大道段路堤帮宽的设计分析

Design Analysis of Embankment Width of Nanhu Ave. Section of Yangsigang Expressway

杨泗港快速通道青菱段是杨泗港过江通道江南岸重要的快速疏解道路,既承担快速通过性交通,又承担地方性服务功能。高架起止点落在现状南湖大道,对南湖大道的现状断面进行拓宽改造。因周边建设条件受限,在满足规划、交通功能的前提下,提出减少环境影响的设计方案,并采取措施控制新老路基沉降差。

Qingling Section of Yangsigang Expressway is an important fast road along the South Bank of Yangsigang cross-river passage,which not only undertakes fast transit traffic,but also undertakes local service functions.The elevated starting & ending points are located on the present Nanhu Ave., which is widened & reformed. Due to the constraints of the surrounding construction conditions,on the premise of meeting the planning &traffic functions, the design scheme to reduce the environmental impact is put forward, and measures are taken to control the settlement difference between the old & new subgrades.