沉井法进行水下桥基施工的工程实践  

Engineering Practice of Sunk Well Method to Carry out Construction of Underwater Bridge Foundation

作　　者：华国红[1] 陈观胜[1] 

机构地区：[1]杭州兴耀建设集团有限公司,浙江杭州310052

出　　处：《城市道桥与防洪》2007年第9期96-100,共5页Urban Roads Bridges & Flood Control

摘　　要：杭州运河桥水下桥基开挖施工中,采用了钢筋混凝土沉井作为围护的方法,该文对沉井构造进行了设计计算,介绍了施工工艺。这对混凝土沉井在深基坑围护设计、施工中有一定的借鉴意义。In the course of excavating and constructing the underwater bridge foundation of Hangzhou Canal Bridge,the steel reinforced concrete sunk well is used as the enclosure method. The article carries out the design calculation of the sunk well structure and introduces the construction technology. It has some referring meaning for the concrete sunk well in the enclosure design and construction of deep foundation pit.

关 键 词：水下桥基开挖 围护支撑 混凝土沉井 杭州运河桥 

分 类 号：U446[建筑科学—桥梁与隧道工程]