大跨度钢管混凝土拱桥钢管拱桁架节段吊装  

Suspending Placement of Steel Tubular Arch Truss Articulations of CFST Arch Bridge with Large Span

作　　者：卫启阳 杨齐海 

机构地区：[1]中铁大桥局

出　　处：《武汉工业大学学报》2001年第4期78-79,共2页

基　　金：湖北省重点科技攻关项目资助(981P1201).

摘　　要：以秭归青干河大桥钢管拱桁架节段吊装施工为例，介绍了该桥主跨２５６．０ｍ中承式钢管混凝土无铰拱桥钢管拱桁架节段现场预拼及空中吊装的施工设备、施工方法与技术要点等。实践表明：秭归青干河大桥钢管拱桁架节段吊装施工较为成功，值得推广与借鉴。Based on the case of Qinggan River Bridge in Zigui which is a CFST arch bridge with a main span of 256. o m, the construction equipments, construction methed and trait of technology of suspending placement of steel tubular arch truss articula- tions are introduced. The construction is proved to be successful by practice and worth spreading and referring to.

关 键 词：大跨度 钢管拱 缆索吊机 吊装 钢管混凝土拱桥 

分 类 号：U448.22[建筑科学—桥梁与隧道工程] U445.35[交通运输工程—道路与铁道工程]