武汉天兴洲公铁两用长江大桥斜拉桥主塔施工技术  

Construction Techniques for Pylons of Cable-Stayed Bridge of Wuhan Tianxingzhou Changjiang River Rail-cum-Road Bridge

作　　者：蒋本俊[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4期10-14,共5页Bridge Construction

摘　　要：武汉天兴洲公铁两用长江大桥主塔具有规模宏大、钢筋与预应力结构密集、混凝土耐久性要求高等特点,在施工中应用了多项新技术、新方案,确保了施工质量、安全和进度指标。介绍主塔的施工技术。The pylons of the cable-stayed bridge of Wuhan Tianxingzhou Changjiang River Rail-cum-Road Bridge are characterized by the large construction scale, dense reinforcement and prestressing tendons and also the demanding concrete durability. In the construction of the pylons, lots of new techniques and new construction schemes were applied and the construction quality, safety and progress indices of the pylons were therefore ensured. In this paper, the construction techniques for the pylons are presented.

关 键 词：铁路公路两用桥 斜拉桥 桥塔 施工方法 

分 类 号：U448.38[建筑科学—桥梁与隧道工程]