大跨度超宽桥面钢混组合梁悬臂拼装施工工艺研究  

Study on Cantilever Assembly Construction Technology of Large Span and Super Wide Deck Steel-Concrete Composite Beam

作　　者：张忠文[1] ZHANG Zhong-wen(China Railway First Group Bridge Engineering Co.Ltd.,Chongqing 401121,China)

机构地区：[1]中铁一局集团桥梁工程有限公司,重庆401121

出　　处：《工程建设与设计》2020年第8期103-106,共4页Construction & Design for Engineering

摘　　要：通过对济齐黄河桥大跨度超宽桥面钢混组合梁悬臂拼装技术进行研究,研发出适用于大跨度、超宽桥面钢混组合梁悬臂的拼装工艺。该工艺具有结构合理、简单且制作简便,投入成本较低,自重较轻,安拆简便、机械化程度高等特点,能安全、快速地完成大跨度超宽桥面钢混组合梁悬臂拼装。Based on the research of cantilever assembly technology of steel-concrete composite beam of long span and super wide bridge deck of Jiqi Yellow river bridge, the cantilever assembly technology of steel-concrete composite beam of long span and super wide bridge deck is developed. The technology has the advantages of reasonable structure, simple manufacture, low cost, light weight, simple installation and disassembly, high mechanization, and can complete the cantilever assembly of large span and ultra wide deck steel-concrete composite beam safely and quickly.

关 键 词：大跨度 超宽桥面 施工工艺 

分 类 号：U445[建筑科学—桥梁与隧道工程]