宜万铁路宜昌长江大桥桥位研究

Bridge Site Study of Yichang Yangtze River Bridge on Yichang-Wanzhou Railway

结合宜(昌)万(县)铁路跨越长江的桥位选择设计,分析接线条件、河道、航道、港口码头、城市规划、经济等控制因素,拟定可能的桥位方案,根据控制因素的重要性及经济性,对各方案的优缺点进行比较研究,得到宜昌长江大桥最为合理、可行的桥位方案。

The governing factors such as wiring conditions, river course, shipping lane, port, urban planning, and economy are analyzed combine the design of bridge site of Yichang--Wanzhou Railway cross Yangtze River. The feasible bridge site scheme is mapped out and the most reasonable bridge site of Yichang Yangtze River Bridge is chosen by comparison of importance, economical efficiency and relative merits of each scheme.