Road and bridge waterproof construction method
A construction method, road and bridge technology, applied to roads, bridges, roads, etc., can solve the problems of reduced waterproof sealing performance, loss of sealing and waterproof effect, weak construction bonding, etc., to achieve high environmental tolerance and good waterproof effect , Increase the effect of reactive area
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Embodiment 1
[0041] Waterproof construction method of road bridge:
[0042] a. The concrete base is treated according to the construction standards, including the treatment of the base surface, expansion joints, internal and external corners, and construction joints;
[0043] b. Spray a cross-linking agent on the concrete base surface, internal and external corners, expansion joints, and construction joints, and the cross-linking agent is vinyl triethoxysilane;
[0044] c. Spray acrylic resin waterproof paint to form a waterproof layer;
[0045] d. The waterproof layer is dried to meet the requirements of construction standards;
[0046] e. Lay concrete pavement on the waterproof layer.
Embodiment 2
[0048] Waterproof construction method of road bridge:
[0049] a. The concrete base is treated according to the construction standards, including the treatment of the base surface, expansion joints, internal and external corners, and construction joints;
[0050] b. Spray a cross-linking agent on the concrete base surface, internal and external corners, expansion joints, and construction joints, and the cross-linking agent is aminopropyltriethoxysilane;
[0051] c. Spray modified asphalt waterproof paint to form a waterproof layer;
[0052] d. Spread glass fiber cloth on the surface of the waterproof layer as a reinforcement layer;
[0053] e. The waterproof layer is dried to meet the requirements of construction standards;
[0054] f. Lay asphalt concrete pavement on the waterproof layer.
Embodiment 3
[0056] Waterproof construction method of road bridge:
[0057] a. The concrete base is treated according to the construction standards, including the treatment of the base surface, expansion joints, internal and external corners, and construction joints;
[0058] B, spray cross-linking agent on concrete base surface and male and female angle, expansion joint, construction joint, described cross-linking agent is tetraisopropyl bis (dioctyl phosphite acyloxy) titanate;
[0059] c. Spray polyurethane waterproof coating to form a waterproof layer;
[0060] d. The waterproof layer is dried to meet the requirements of construction standards;
[0061] e. Lay concrete pavement on the waterproof layer.
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