Brief introduction of Egongyan Yangtze River Bridge

Egongyan Yangtze River Bridge is located on the east-west main road of Chongqing Expressway. The bridge is located at the key node of the main road. It starts from Chen Jiaping, the terminal of Chengdu-Chongqing Expressway, passes through Daguan and Xiejiawan, crosses Egongyan Bridge, reaches the south bank for four kilometers, and is connected with Chongqing-Guizhou Expressway. The total length of the bridge is 6.5 kilometers, the main bridge 14 12 meters, and the bridge width is 35.5 meters. The main bridge is a 2 1 1 m +600 m +2 1 m three-span continuous reinforced steel box girder floating system suspension bridge. The bridge is a super-large urban expressway with six lanes in both directions and two light rail traffic (planned), with a design speed of 80 km/h and a design load of: automobile-super class 20, trailer-120 and special flatbed -300. Clear width of navigation -≥400 meters, clear height -≥20 meters. The basic earthquake intensity is six degrees, and the fortification intensity is seven degrees.