顶管工作坑钢筋混凝土沉井

以太原市五一东街雨水管道、污水管道工程为例,结合工程施工场地情况,介绍了钢筋混凝土沉井构造和沉井制作步骤,阐述了沉井下沉的主要方法和措施以及沉井封底、沉井后背的稳定方法,从而使沉井顺利就位,保证了顺利施工。

On reinforcement concrete open caission of pipe jacking work pit

Taking the storm sewer and the sewage pipe of Wuyi east street in Taiyuan city, combining with project construction field situation, the author introduces the reinforcement concrete open caisson structure and open caisson production procedures, describes main methods and measures of the open caisson sinking, as well as steady method of the open caisson bottom sealing and the open caisson rear back, thus making the open caisson on right place, and ensuring smooth construction.