钢管混凝土拱桥劲性骨架节段吊装设计与施工  

On Rigid Skeleton Segment Hoisting Design & Construction of Concrete Filled Steel Tubular Arch Bridge

作　　者：陈岳[1] 单宏伟[1] 

机构地区：[1]江苏省交通规划设计院股份有限公司,江苏南京210005

出　　处：《中国市政工程》2012年第6期27-29,103,共3页China Municipal Engineering

摘　　要：无锡洛社大桥主桥采用112 m钢管混凝土系杆拱,拱肋钢管及系杆劲性骨架安装采用陆地支架及浮吊大节段安装相结合工艺,降低了施工难度。介绍了洛社大桥主桥的总体设计、构造设计、结构分析以及上部结构施工方案。With the background of Luoshe Bridge in Wuxi,its main bridge is adopting 112 m concrete filled steel tubular tied arch,and the setups of arch rib steel tube and rigid skeleton are using the combination technique of ground supports and floating crane large segment setup to reduce construction difficulty.Meanwhile,the general design,structure design,structure analysis and upper structure construction plan of this main bridge are introduced in this paper.

关 键 词：钢管混凝土系杆拱 劲性骨架 临时拉索 

分 类 号：U448.225[建筑科学—桥梁与隧道工程]