加大 32m 简支梁跨越能力的尝试——介绍八渡 3 号大桥设计与施工

An Attempt to Increase Spanning Capacity of 32 M Simply Supported Girder

介绍铁路首例纵向双悬臂刚架墩的方案要点、结构设计、施工及该墩梁部的架设。

The key points to the scheme, structural design and construction of a rigid frame pier with double cantilevers in longitudinal direction, which is the first of its kind of railway bridge, and the erection of the girder over the pier are introduced.