A spherical hinge is major equipment used to turn the bridge, which works as the "axis" supporting the rotating body. China has adopted the swivel construction method in building many bridges. The method helps overcome the constraints of environment and traffic, while shortening the construction period, Xinhua News Agency reported.
The Beijing-Xiongan intercity railway under construction is about 92 kilometers long with 5 stations. After being put into operation next year, the railway will connect Xiongan and the capital in 30 minutes.
Ye Qian contributed to the story.