济宁市南二环路跨越京杭大运河桥设计总述

Summarization on Design of South Ring Road II Bridge Crossing Beijing- Hangzhou Grand Canal in Jining City

随着经济和社会的发展,钢结构应用越来越多,尤其是大跨度钢结构桥梁。结合济宁市南二环路跨京杭大运桥梁工程案例,介绍了北方地区第一次采用钢桁拱桥的实践,并且与桥头道路采用全互通立交形式。重点介绍该桥梁工程的方案设计思路、主桥桥型设计及新技术的应用,可为同类工程设计提供借鉴。

With the economic and social development, the steel structure is more and more used, especially for a long-span steel structural bridge. Combined with the project of South Ring Road II Bridge Crossing Beijing-Hangzhou Grand Canal in Jining City, the article introduces the practice of steel truss arch bridge firstly used in the northern area, and the complete interchange for the road of bridge head. The article specially introduces the scheme design idea, the main bridge design and the new technical application of this bridge project, which can be referred for the similar projects.