重庆忠县长江大桥牵索挂篮施工技术  

Construction Techniques of Guyed Form Traveler Used for Zhongxian Changjiang River Bridge in Chongqing

作　　者：胡文俊[1] 

机构地区：[1]中铁一局桥梁工程有限公司,重庆401121

出　　处：《桥梁建设》2009年第1期52-55,共4页Bridge Construction

摘　　要：忠县长江大桥主桥为双塔双索面斜拉桥，介绍该桥主梁施工所采用的大型牵索挂篮的构造、挂篮整体吊装上桥、1号梁段利用挂篮平台现浇施工、2～29号梁段挂篮悬臂施工的综合技术。The main bridge of Zhongxian Changjiang River Bridge in Chongqing is a cablestayed bridge with double pylons and double cable planes. This paper describes the structural formation of the huge guyed form traveler used for construction of the main girder of the bridge and the comprehensive techniques of lifting the traveler in integrity onto the bridge, concreting of Segment No. 1 on the platform of the traveler in situ as well as the cantilever construction of Segments No. 2-No. 29 by the traveler.

关 键 词：斜拉桥 牵索挂篮 施工方法 施工方案 

分 类 号：U448.27[建筑科学—桥梁与隧道工程] U445.46[交通运输工程—道路与铁道工程]