On Circle Traffic Organization Design of Wujiaochang in Shanghai

The design plan of Wujiaochang circle traffic organization in Shanghai is introduced in the paper. Through some methods, the layout of large scale complicated circle ground traffic, viaducts types selection and expanding circle outer protection cover, a serious of problems are resolved such as traffic congestion and the potential danger by mixed traffic for the pedestrian and the non- motor vehicle. The traffic congestion and accidents in Wujiaochang area have been decreased by means of traffic organization design and optimization measures. And the total traffic volume of the roadnet has arrived at the relative balance on the time and the space with more and more effective traffic efficiency.