浮拖法架设大型钢桁梁  

On erection of large steel truss girder with float and drag method

作　　者：杨长海[1] 桂晓明[1] 

机构地区：[1]铁道战备舟桥处,山东齐河251100

出　　处：《山西建筑》2013年第4期203-204,共2页Shanxi Architecture

摘　　要：主要介绍了采用浮拖法架设南庄兜113.5 m钢桁梁的施工要点,以浮船为载体、以液压千斤顶、滚动平车等作顶推设备完成了拖拉架梁施工,该方法施工速度快,对航道影响小,为今后同类工程的施工设计提供了借鉴。The paper mainly introduces the construction points for adopting the float and drag method to erect the 113.5 m steel truss girder at Nanzhuangdou,accomplishes the dragging girder erection with the floating boat as the carrier and the hydraulic jack and rolling wagon as the jacking equipment,and indicates the construction method is speedy for operation and has little influence on channels,so it provides some reference for similar projects in future.

关 键 词：大跨度 膺架拼装 浮拖法 钢桁梁桥 

分 类 号：U445[建筑科学—桥梁与隧道工程]