南宁永和大桥主桥南岸桥台沉井基础施工  

Construction of Open Caisson Foundation for South Abutment of Yonghe River Bridge in Nanning

作　　者：江向平[1] 李颜军[1] 程建阳[1] 

机构地区：[1]广东省长大公路工程有限公司一公司,广东番禺510000

出　　处：《桥梁建设》2004年第3期62-64,共3页Bridge Construction

摘　　要：南宁永和大桥主桥为钢管混凝土无铰拱。主桥南岸桥台采用大型沉井基础方案,尺寸为40m×40m×19m,第1节沉井采用土模法施工。主要介绍该沉井的施工工艺、方法及施工过程控制。The main bridge of Yonghe River Bridge in Nanning is a hingeless arch bridge of concrete-filled steel pipes. The foundation of the south abutment of the Bridge is designed as an open caisson in size of 40 m×40 m×19 m and with its first lift constructed with earth form. In this paper, the construction technology, methods and construction control of the caisson are presented.

关 键 词：桥梁基础 沉井 施工工艺 

分 类 号：U445.557[建筑科学—桥梁与隧道工程]