单塔式缆索吊在大跨度钢拱桥吊装施工中的应用  

Application of Single Tower Cable Suspension in the Hoisting Construction of Large-span Steel Arch Bridges

作　　者：王洛洛 WANG Luo-luo(China Railway 15th Bureau Group Third Engineering Co.,Ltd.,Chengdu 641418,China)

机构地区：[1]中铁十五局集团第三工程有限公司,成都641418

出　　处：《价值工程》2024年第5期73-75,共3页Value Engineering

摘　　要：本文主要介绍了在新安江大桥钢拱桥施工中,针对钢拱桥结构型式及桥址区域地质状况及地形条件,通过采用单塔式缆索吊的施工方法,从而很好地解决了大跨度钢拱桥拱肋吊装的难题,保证了大吨位吊装的安全性,提高了拱肋安装的精确度。利用有利地形条件,采用单塔缆索吊,不但降低了施工措施费用,而且减少了对周边地形的扰动,最大限度地保护了新安江两岸的生态环境,为类似施工提供相关经验。This article mainly introduces the construction of the steel arch bridge of the Xin'anjiang Bridge.Based on the structural type of the steel arch bridge,the geological conditions and terrain conditions of the bridge site area,the construction method of single tower cable suspension was adopted,which effectively solved the problem of lifting the arch ribs of large-span steel arch bridges,ensured the safety of large tonnage lifting,and improved the accuracy of arch rib installation.By utilizing favorable terrain conditions and using a single tower cable crane,not only does it reduce the cost of construction measures,but it also reduces disturbance to the surrounding terrain,maximizing the protection of the ecological environment on both sides of the Xin'an River,and providing relevant experience for similar construction.

关 键 词：单塔式缆索吊 大跨度钢拱桥 吊装施工 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]