Abstract:In order to promote the high-quality development of Gui'an New Area, cooperate with the construction of public service facilities and infrastructure in the area of Gui'an University City, and improve the surrounding traffic conditions of the area, the implementation of the South Jiaxiu Road West Extension Section Road Project is proposed. Due to the construction demands of sponge city, bicycle lane and landscape, the section of extension section needs to be restudied. Combined with the construction requirements of the new area and the current section layout form of South Jiaxiu Road, the consideration is given to the traffic efficiency and safety of various traffic demands, the section layout form of the extension section is finally determined, which provides a useful reference for the similar road projects.