What are the detailed rules for bathroom waterproof supervision?

1.The elevation of the kitchen and bathroom should be checked correctly, and special attention should be paid to the correct elevation position of the floor drain.

2.The quality of the wall hole at the root of the floor drain and pipeline should be carefully inspected, the wall hole should be dense and qualified, and the root of the pipeline must be caulked according to the requirements during the construction of the leveling layer.

3.The yin and yang angles should be made into an arc, straight and flat.

4.Screed construction: If there are voids, cracks, and unequal defects on the base surface, repair and smooth them with cement mortar. The base surface must be firm, flat, clean, free of dust, greasy, wax, release agent, etc., and other debris substances.

5.The construction of the waterproof layer can only be carried out after the screed is dry, and the construction should be fireproof and waterproof during the construction. Construction workers should wear soft-soled shoes.

6.After the waterproof layer is completed, the finished product should be protected, and no one should walk around. After the inspection is confirmed, the concealed project acceptance visa can be applied for, and the next process construction can be carried out.

7.After the waterproof construction is completed, the water storage test is carried out, and no leakage is considered qualified after more than 24 hours. After the installation of the equipment is completed, the secondary water storage test is carried out.