A method for repairing water seepage cracks in concrete wall and floor
A technology of concrete wall and repair method, applied in water conservancy projects, underwater structures, buildings, etc., can solve problems such as water leakage, and achieve the effect of avoiding water leakage accidents
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[0035] This embodiment provides a method for repairing water seepage cracks in concrete walls and floors;
[0036] like Figure 1-Figure 3 As shown, the method for repairing the water seepage crack of the concrete wall and the bottom plate in the present embodiment comprises the following steps:
[0037] a. First clean up the sundries, dust, sludge, etc. on the surface of the wall and bottom plate 1, find out the cracks 2 and clearly mark the cracks with chalk or markers, and no cracks should be missed;
[0038] b. Cut the cracks with a width of more than 0.3mm to form V-shaped grooves 3, the groove width is 50mm, and the groove depth is 50mm.
[0039] c. Use a wire brush to remove the dust, dirt and loose parts on the surface of the concrete in the V-shaped groove 3 area, and rinse it with clean water;
[0040] d. Use waterproof plugging treasure 4 (doped with fiber and sand) to seal and maintain the V-shaped groove in layers, and implant the grouting nozzle 5 at the same t...
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