The main line of Shiwu Railway is with a total length of 840.7 kilometers, and the design speed target value is 350 km / hour, among which the SZ-2 section from Shijiazhuang to Zhengzhou has a total length of 68.63 kilometers and a bridge length of 63.3 kilometers. There are 4 large Bridges, 1 bridge and 4 middle bridges.