宽幅脊骨梁桥方案分析

Study on Scheme of Wide Spine Girder Bridge

随着中国城市化的发展,用地问题日益成为一个突出矛盾,同时,对桥梁的美观性以及高速公路同地面交通之间的亲和性也日益成为高速公路高架桥的设计元素。通过对脊骨梁桥进行分析研究,对解决宽幅脊骨梁的受力、节约公路用地和桥梁景观等方面具有借鉴意义。

With the development of Chinese urbanization, land utilization problems become a prominent contra- diction increasingly. At the same time, bridge aesthetics and the harmony between expressways and ground traf-fics have been the points in viaduct design gradually. Through the analysis of a spine girder bridge, this paper gives some references on force analysis of wide spine girder, economical land utilization of highway and bridges sightseeing.