A good way to control leakage in elevatshaft

��Դ��ߵ�� ʱ�䣺2017-11-02

First, diversion
1, the appropriate location of the surrounding pit wall drilling diversion holes, height must be appropriate, so that water flow can be derived outside the foundation pit.
2. Sump sump is installed outside the pit wall, and self suction pump is placed. The water can be drained automatically when the water is full.
3, portable cutting machine along the pit wall vertical and horizontal cross cut five cm width parallel line, opening and diversion holes connected, the depth is appropriate.
4, manual chisel diversion groove.
5, buried diversion network buried pipe.
Two, plugging
1, excluding the surrounding loose attachments, the walls clean the rubbish away from the scene.
2, flexible plugging material (crack prevention) from bottom to top to block diversion channel and foundation pit wall, height covering half of the diversion hole is appropriate.
3, Yuhong flexible waterproof mortar external overall film three times.
Three, leakage treatment at the bottom of foundation pit
1. Clean the bottom and find the leaking point.
2, drilling embedded water stop needle.
3, high-pressure grouting plugging leakage point.