大跨斜拉桥钢混组合梁整体节段架设关键技术  

Critical integral segment erection technology of steel-concrete composite beam of large-span cable-stayed bridge

作　　者：唐启 巫兴发 杜松[2] 郑和晖[2] 

机构地区：[1]中交第二航务工程局第四工程有限公司,安徽芜湖241007 [2]长大桥梁建设施工技术交通行业重点实验室,湖北武汉430040

出　　处：《山西建筑》2015年第24期147-149,共3页Shanxi Architecture

摘　　要：结合泉州湾跨海大桥主桥的现场实践,深入研究了采用节段预制拼装技术所带来的钢混组合梁整体节段架设过程中的各项关键技术,指出大跨组合梁斜拉桥采用整体节段预制拼装技术具有施工速度快、现场工序简洁、质量易于控制、节能环保等优点。Combining with major Quanzhouwan ocean-crossing bridge site practice,the paper studies critical integral segment erection technolo-gies of steel-concrete composite beam of large-span cable-stayed bridge by applying segment prefabrication spelling technology,and finally points out its advantages,such as fast construction speed,simple field construction procedures,easy quality control,energy-saving and environmental protection and so on.

关 键 词：斜拉桥 组合梁 胶接缝 节段预制拼装 匹配连接 

分 类 号：U448.27[建筑科学—桥梁与隧道工程]