(1) Before cleaning the waterproofing coating of the bridge deck, firstly remove the concrete floating slurry, level the unevenness, remove the oil stains, garbage, etc., then thoroughly clean the base surface, and then blow the base surface with a dust blower.
(2) When spraying the first layer of the bridge deck waterproof coating, a certain amount of surfactant solution should be appropriately added to the coating to dilute it to promote the coating into the capillary pores of the base layer to improve the bonding strength and shear resistance of the waterproof coating. strength. Spray the second, third, and fourth coats, and wait until the paint is dry before spraying.
(3) Partial brushing In order to avoid paint pollution against the collision wall, when spraying the bridge deck waterproof coating, the two people hold the cloth to protect the anti-collision wall, so the waterproof layer at the bottom of the anti-collision wall is artificially painted.
Construction Notes:
(1) The paint should be stirred evenly before use.
(2) The paint cannot be constructed in rainy weather.
(3) During the construction process, it is strictly forbidden to step on the dry waterproof layer.
(4) After the waterproof layer is finished, it must be strictly protected. After the waterproof layer is dry, the car of 10t or less can be driven on it, but it must not be braked on it. For trucks above 10t, forklifts, cranes, etc. are prohibited.
Shoring Prop
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