宜昌市西陵二路快速路工程总体方案设计

Design of Overall Scheme for Yichang Xiling 2nd Road Expressway Project

西陵二路快速路是宜昌市“四纵五横”快速路网中“一横”的重要组成部分,利用位于城市繁华闹市区的既有道路进行快速化改造,可搭建和完善城市骨架路网,连通长江两岸,打破铁路和高速禁锢,拓展城市框架,加强沿线各组团之间联系,缓解城市拥堵。对工程总体方案进行了系统介绍,对快速化方式、断面布置、平纵设计和主要节点方案比选进行了重点论述。

Xiling 2nd Road Expressway is an important component of the"one horizontal"in the"four-vertical and five-horizontal"expressway network in Yichang City.The expressway is rebuilt from the existing roads located in the prosperous downtown area of the city,which can build and perfect the urban skeleton road network,connect the two banks of Changjiang River,break the shackles of railways and expressways,expand the urban framework,strengthen the connection between the groups along the route and ease the urban traffic congestion.The overall scheme of the project is systematically introduced.The comparisons of expressway mode,sectional layout,horizontal and vertical design,and main node schemes are specially discussed.