The 377km long Yiwan Railway, from Yichang in Hubei Province to Wanzhou District in Chongqing, opens for traffic Wednesday, the Beijing Daily reports.

Since the reconnaissance on rail lines in 1996, the last section of Yi-Wan railway has paved the last track until 18th, Aug, 2010.

The research results in this paper not only have provided theory references for the design and the construction of Mashui River bridge, but also can be applied to the similar bridge pattern.