市政大口径污水主干管道抢修和导流实践

Practice of Rush Repair and Diversion of Municipal Main Sewage Pipe with Large Diameter

文中以漳州市区某污水处理厂配套进水主管塌陷事故为例,对市政大口径污水主干管道抢修和导流进行分析,通过各种方案比选论证,最终利用管道周边存在未开发农田荒地的特点,采用拉森钢板桩快速建造导流渠的方案对污水进行临时导流,后续通过开挖整体换管的方式完成受损管道的抢修工作。

In this paper, a sewage treatment plant in zhangzhou city supporting the water head of collapse accident, for example, the municipal sewage large caliber trunk pipeline repair and guide is analyzed, by demonstrating various scheme comparison, finally choose advantage of the characteristics of pipeline exist undeveloped fields surrounding the wasteland, larsen steel sheet pile rapid construction diversion canal solution to the temporary diversion of sewage, Subsequently, the damaged pipeline was repaired by excavation and overall pipe replacement.