自行式牛腿的移动模架在凫洲大桥的应用

The application of automatic movable support's movable frame in the Fuzhou Bridge

文章结合广州南沙经济开发区凫洲大桥第二合同段箱梁施工实例,介绍了移动模架造桥机的构造、原理,以及利用移动模架造桥机现浇预应力砼箱梁的主要工艺流程、关键技术及注意事项。

Here the conformation and operating principle of movable frame bridge machine are introduced, with a real example of constructing the box girder for the second contract section of Fuzhou Bridge in Guangzhou Nansha Development Zone. And based on the real example, the main technique flows, key technologies and some attentions to cast the box girder in situ are explained also, by means of the movable frame bridge machine.