he drainage of bridge has always been a difficult problem to solve. It is related to drainage speed, garbage blockage, cleaning and other issues.

Due to the high traffic speed and the large number of vehicles on the bridge, daily maintenance is difficult. Once the water accumulates, the driving safety problem will be more serious. In our many years of research, in cooperation with the British PDS, we have developed and researched the use of SMC materials to mold and make pavement drainage and linear water delivery products. The window for cleaning garbage, the surface color can be made into reflective yellow to facilitate driving at night. The product is resistant to compression, impact and aging.