1. Moisture volatilization curing coatings that are easy to work on wet base surfaces should be selected, such as hydrophilic coatings such as emulsified asphalt, styrene-butadiene latex modified asphalt and cationic chloroprene latex modified asphalt waterproof coatings;
2. Choose waterproof coatings with large elongation at break to adapt to the vibration and deformation of the bridge;
3. The selected waterproof layer has reliable bonding performance with the road bridge board and top layer;
4. In order to enhance the waterproofing effect, the coating should be used in combination with fiberglass cloth, non-woven fabrics, etc. to increase the strength of the waterproof layer;
5. The construction base should be clean, smooth and free of laitance. Reaching more than 70% of concrete strength.
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