1. Good drainage performance and excellent anti-slip performance;

2. It has excellent road performance, reduces noise and enhances driving comfort.

3. It protects the environment and is convenient for later cleaning and maintenance.

Grassroots treatment:
First, clean the concrete base thoroughly, ensure its strength reaches C20 or above, cut the expansion joints, and keep it dry.

Primer:
Mix the SPR-61010P cold-mixed permeable asphalt material agent A and Agent B in the proportion evenly, and apply it evenly on the dry base surface with a roller to increase the adhesion.

Paving:
A. On-site layout and formwork support are carried out according to the design.

B. Thoroughly mix the stones with the SPR-61010P cold-mixed permeable asphalt material in proportion to ensure uniformity.

C. Spreading, leveling, trimming and compacting the permeable asphalt material;

D. After 48 hours of curing, cut the expansion joints.

Topcoat：
Spray the SPR-62204PPU colored topcoat (double-layer polyurethane) as required.