双壁钢围堰在山区河流桥梁基础中的应用  

Double-Wall Steel Cofferdam for River Bridge Foundation In Mountainous Area

作　　者：狄为民 

机构地区：[1]中铁四局集团五公司,江西九江332000

出　　处：《铁道标准设计》2005年第4期36-38,共3页Railway Standard Design

摘　　要：结合资水大桥施工,介绍在山区河流桥梁基础中圆形双壁钢围堰的设计,双壁钢围堰岸上定点牵引入水、浮运和精确定位施工,钢围堰水下混凝土封底及基坑爆破开挖施工。Taking Zishui Bridge for example, introduce the design of round double-wall cofferdam for river bridge foundation in mountainous area. Double-wall steel cofferdam,being hauled in the water from fixed point on bank, drift to place, and being precise positioned, then concrete bottoming underwater and blasting for foundation pit excavation.

关 键 词：山区河流 双壁钢围堰 桥梁基础 

分 类 号：U443.162[建筑科学—桥梁与隧道工程]