In this paper, based on the feasibility research of the Yangtze River Bridge ifl Chongqing, we discussed the development of long-span bridges in our country.

• 本文从重庆长江二桥桥型可行性研究出发,分析了悬索桥、斜拉桥、拱桥及连续刚架桥等大跨桥梁在我国的发展途径。