Project Name:Rainbow Bridge
Structure:Steel Box Girder
Total Steel Consumption:320T
As one of the projects of the Guandao River ecological restoration and renovation project, the Yaomeng Lake ecological restoration and renovation project is an important part of the construction of the sponge ecological pattern system.In order to improve the road network system of the park, a 3.0-meter wide rainbow bridge is set up, and the rainbow bridge connects Yaomeng Lake Wetland Park and the island in the center of the lake.
The total length of the bridge is about 990 meters, and the whole is divided into 7 sections. There are mainly 2 types of spans. The span in the river is 12 meters, and the span in other places is 6 meters. The total width of the bridge deck is 3.3 meters. The structure adopts 3 I-beams. Between the steel box girders, the top plate, web plate, bottom plate, etc. are all fully welded. Two models are set up according to different spans. The piers are set with horizontal connections, the transverse slope is set with 0.5% in both directions, and the lower structural piers are made of steel pipe columns and bored pile foundations.The design basis period of the bridge structure is 100 years.
