大跨径景观桥整体顶推施工技术研究  

Study on Construction Technology of Incremental Launching for Long-span Landscape Bridge

作　　者：宋军学 赵思远 刘楠 SONG Junxue;ZHAO Siyuan;LIU Nan(China Construction Steel Structure Co.,Ltd.,Shenzhen,Guangdong 518000,China)

机构地区：[1]中建钢构有限公司,广东深圳518000

出　　处：《施工技术》2020年第S01期1149-1153,共5页Construction Technology

摘　　要：成渝高速跨线大桥结构为单跨梁拱组合体系拱桥,主桥施工跨越成渝高速路,结合工程特点,施工采用TLPG-1000自锁型液压爬行器设备,进行整体顶推施工,降低施工难度,加速项目整体施工进度。The structure of Chengdu Chongqing Expressway Overpass Bridge is a single span beam arch composite system arch bridge.The construction of the main bridge crosses Chengdu Chongqing Expressway.Combined with the characteristics of the project,TLPG-1000 self-locking hydraulic spider equipment is used for the overall jacking construction to reduce the construction difficulty and accelerate the overall construction progress of the project.

关 键 词：桥梁工程 整体式顶推 施工技术 梁拱组合桥梁 体系转换 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]