摘要
缆索起重机和临时扣索设计是拱桥无支架拼装的关键技术,本文结合三门口大桥的工程实例,简要介绍了270 m跨度提篮黏性式钢管混凝土拱桥总体施工方案,重点介绍了移动索鞍式缆索起重机的系统组成和设计,对扣索的布置和受力分析做了简要介绍。
The cable crane and buckle-cable design is the key problem in assembling a long-span arch bridge. In light of the construction of Sanmenkou Bridge, this paper briefly introduces the erection method of the 270m span CFST arch bridge, emphatically introduces the composition and design of cable crane, and briefly introduces the arrangement and stress analysis of the buckle-cable.
出处
《铁道建筑技术》
2007年第3期67-70,共4页
Railway Construction Technology
关键词
钢管混凝土拱桥
缆索起重机
扣索
concrete-filled steel tube arch bridge
cable crane
buckle-cable
