支架现浇变截面连续箱梁施工工艺探讨  

Discussion the construction technology of support cast-in-place variable cross-section continuous box beam

作　　者：魏道凯[1] 

机构地区：[1]山东交通职业学院公路系

出　　处：《山西建筑》2008年第20期294-296,共3页Shanxi Architecture

摘　　要：结合312国道新武宜运河大桥的施工,重点介绍了变截面连续箱梁移动支架法的施工工艺,提出了施工中应注意的事项,指出采用移动支架现浇法,不仅降低了工程建设费用,节约了成本,且利于施工安全控制,取得了较好的经济效益和社会效益。Combined with the construction of Xinwuyi canal Bridge in 312 national highway, the construction technology of variable cross-section continuous box beam was emphasis introduced, the matters need attention in construction Were proposed. It pointed that the moving support cast-in-place technology not only reduce engineering construction fee, save cost, but also favorable to construction safety control, which obtained better economic and social efficiency.

关 键 词：箱梁 施工工艺 移动支架法 预应力 模板 

分 类 号：U448.21[建筑科学—桥梁与隧道工程]