Abstract:With the development of urban economy and the acceleration of the pace of urbanization, the urban area of Changzhi continues to expand, motor vehicle ownership continues to increase, urban traffic congestion is becoming more and more serious, people"s travel costs are becoming higher and higher, the discussion of changzhi traffic disease alleviation measures is imminent. Based on the overall planning of Changzhi and the overall planning of Changzhi High-tech Zone, this paper analyzes and interprets the urban positioning, planning structure and planned road network of Changzhi. In view of the existing traffic problems in the current central district of Changzhi, The countermeasures are put forward to alleviate the congestion in the central city, especially in the main city, from four aspects of constructing the expressway system, the backbone traffic corridor of "井”shape, perfecting the main road network and speeding up the construction of secondary branches.