北江特大桥双壁钢围堰施工技术  

Construction technology of double-walled steel cofferdam in the project of Beijiang Bridge

作　　者：蒋正舜[1] 

机构地区：[1]中交第四航务工程局有限公司第三工程公司

出　　处：《山西建筑》2009年第36期153-154,158,共3页Shanxi Architecture

摘　　要：阐述了北江特大桥主墩基础双壁钢围堰加工、运输、沉放、封底施工过程,重点介绍了双壁钢围堰锚固体系的受力计算,以对类似工程受力计算参数选用提供查阅和参考。This paper expatiates the construction process of double-walled steel cofferdam for the main bridge pier basis of Beijiang Bridge,include machining,transportation,immersion,cap end,and introduces mainly the force calculation of double-walled steel cofferdam anchorage system,providing reference for parameter selecting of force calculation in similar project.

关 键 词：双壁钢围堰 加工 拼接 沉放 封底 

分 类 号：U445.556[建筑科学—桥梁与隧道工程]