Yibin Lingang Yangtze River Rail-Road Bridge

The Yibin Lingang Yangtze River Railway-Crossing Bridge is an over-water passage located on the Yangtze River in Yibin City, Sichuan Province, China. It serves as a shared passage for the Chengyi High-Speed Railway, the Yuqun High-Speed Railway, and the planned municipal roads of Yibin City. 

The main bridge adopts a span layout of (72.5 + 203 + 522 + 203 + 72.5) meters. The main span is 522 meters long. It is the first cross-laid bridge in China that combines high-speed rail and highway, the world's largest width for a dual-purpose highway-rail bridge, and the world's largest span for a dual-purpose steel box girder cable-stayed bridge. 

The bridge was completed with the closure project on May 31, 2022, and the road section was opened for trial operation on August 28, 2024. A total of 16 sets of viscous dampers were used on the bridge, with the following models and parameters: