In order to adapt to and promote the rapid development of traffic infrastructure construction in Hubei province,the trend and induced traffic flow characteristics of traffic flow model is used for the future years traffic distribution forecast.The scheme of constructing the expressway corridor of four counties in western Hubei,which connects Xingshan to Changyang and takes Xiangxi Yangtze River Bridge as the crossing channel,is put forward.The project demonstration analysis indicates that the proposed channel is reasonable,which aims to provide a reference for wiring scheme...