南昌市洪州大桥东岸沿江南大道立交设计

Design of the Interchange on the East Bank of Hongzhou Bridge along Jiangnan Avenue in Nanchang

洪州大道快速路是南昌市“五横三纵”快速路网中城市南部外围的“一横”,是中心城南部客、货运的快速通道,其中洪州大桥东岸沿江南大道立交更是快速系统中一个重要的交通枢纽。通过对南昌市总体规划路网的研究,结合节点交通流量预测分析,综合考虑立交的交通功能、线形条件、征地拆迁、环境影响与工程投资,最终确定南昌市洪州大桥东岸沿江南大道立交的设计方案。

Hongzhou Avenue Expressway is the one horizontal in the southern periphery of the five horizontal&three vertical expressway network in Nanchang.It is a fast track for passenger&freight transportation in the southern part of the central city.The interchange along Jiangnan Avenue on the east bank of Hongzhou Bridge is an important transportation hub in the expressway system.Through the research on the overall planning road network of Nanchang,combined with the analysis of node traffic flow forecast,and considering the traffic function,alignment conditions,land acquisition&demolition,environmental impact and engineering investment of the interchange,the design scheme of the interchange along Jiangnan Avenue on the east bank of Hongzhou Bridge in Nanchang is finally determined.