城市复杂环境下的人行天桥大跨度钢箱梁吊装  

Hoisting of Long-Span Steel Box Girder of Pedestrian Overpass in Complex Urban Environment

作　　者：王山 彭定荪 WANG Shan;PENG Dingsun(Hunan No.3 Engineering Co.,Ltd.,Xiangtan,Hunan 411104,China)

机构地区：[1]湖南省第三工程有限公司,湖南湘潭411104

出　　处：《建筑施工》2022年第5期1027-1030,共4页Building Construction

基　　金：住房和城乡建设部2021年科学技术计划项目(2021-S-008);湖南省2020年建设科技计划项目(XJS202044);湖南建工集团2021年科技计划项目(JGJTK2021-18)。

摘　　要：为解决城市复杂环境下人行天桥大跨度钢箱梁吊装的技术和安全风险,以长株潭城际轨道西环线黄家湾高架车站横跨潭州大道快速路人行天桥46.18 m大跨度钢箱梁吊装为例,利用BIM技术建立吊装模型、数据验算、施工模拟等手段对吊装工况、吊装工艺进行了重点分析论证,确保了车站大跨度钢箱梁顺利实施和吊装施工安全。总结的经验可为其他类似项目提供参考。In order to solve the technical and safety risks of the hoisting of long-span steel box girder of pedestrian overpass under the complex urban environment,taking the hoisting of 46.18 m long-span steel box girder of Huangjiawan elevated station on the west ring line of Changsha Zhuzhou Xiangtan intercity rail across the pedestrian overpass of Tanzhou Avenue expressway as an example,the hoisting mode,data checking calculation,construction simulation and other means are established by using BIM Technology to analyze and demonstrate the hoisting conditions and hoisting technology,which ensures the smooth implementation of the station’s long-span steel box girder and the safety of hoisting construction.The experience summarized can provide reference for other similar projects.

关 键 词：人行天桥 大跨径钢箱梁 吊装 施工技术研究 

分 类 号：TU99[建筑科学—市政工程]