Road drainage structure

The invention relates to the technical field of road construction, and provides a road drainage structure which is arranged on a road and comprises a drainage ditch, a grating plate and a collecting tank, a first filter screen is arranged in the drainage ditch, and a scraping plate used for scraping garbage into the collecting tank is arranged above the first filter screen; an elastic piece is arranged between the scraper and the inner wall of one side of the drainage ditch; a driving part is arranged in the drainage ditch, a water collecting tank is installed below the filter screen, the driving part is connected with the scraper and the water collecting tank, and the drainage ditch is provided with a drainage part used for opening the cover plate. According to the road drainage structure, sundries on the first filter screen can be cleaned by the scraper blade through the gravity of the water collecting tank, the water collecting tank is restored to the original state through the elastic force of the elastic