双壁钢围堰在水中桥中的应用

摘要

Combining with the separated bridge foundation construction along Yingchengzi-Songjianghe Expressway,the study introduces the application of the double-wall steel cofferdam in the project,and describes some key techniques,including the manufacturing of the steel cofferdam,the transportation and assembly,the lengthening and location,the inspection over foundation bottom and bottom sealing,so as to provide the direction for similar projects.%结合营松高速公路分离式大桥基础施工实例,介绍了双壁钢围堰在其中的应用,分别将钢围堰制作、运输组装、加长及就位、基底检查和封底等关键技术作了描述,以期为类似工程提供指导。