The Middle Ring is an important loop road in the city, characterized by 70m wide boundary line, bi-directional 6 lanes for main road and bi-directional 4 lanes for auxiliary roads, totaling 59.2km in length; it is the largest loop road work in Anhui Province, forming a urban transport network with multi-level loops and radial roads, which is made up of multiple urban entry-exit roads, three highways, i.e. G3, G36 and S207 as the outer ring, express ring road as the middle ring, and trunk road network in the city as the inner ring.
2. Technical Features and Innovations
1) The project is characterized by wide design scope and diversified influence factors.
2) Large construction scale, one-time planning and implementation by stages.