武汉天兴洲公铁两用长江大桥移动模架拆除施工技术  

Construction Techniques for Dismantling of Movable Shuttering Form Used for Wuhan Tianxingzhou Changjiang River Rail-cum-Road Bridge

作　　者：林世发[1] 周文[1] 

机构地区：[1]中铁大桥局集团第三工程有限公司,广东广州510800

出　　处：《桥梁建设》2008年第2期5-8,共4页Bridge Construction

摘　　要：武汉天兴洲公铁两用长江大桥正桥I标段0-022号宽墩铁路筒支箱梁采用40m下行式移动模架施工。介绍该下行式移动模架包括前导梁、前导梁平联、后导梁、底模及主梁等的拆除施工方法。The simply-supported railway box girders on wide piers No. 0-022 of Contract I of the Main Bridge, Wuhan Tianxingzhou Changjiang River Rail-cum-Road Bridge were constructed by the 40 m long under-deck movable shuttering form. In this paper, the construction methods for dismantling of the shuttering form, including the parts of the front launching nose, lateral bracing system of the launching nose, rear launching nose, bottom form and main truss, are described.

关 键 词：铁路桥 简支梁 下行式移动模架 拆除 施工方法 

分 类 号：U445.463[建筑科学—桥梁与隧道工程]