Novel bridge deck water collection and drainage environment-friendly treatment system

The utility model belongs to the technical field of bridge construction. The novel environment-friendly treatment system for bridge deck water collection and drainage is provided. The problem that dueto the lack of an effective drainage system, a bridge pier and a bridge abutment on the lower portion are poor in water damage resistance, and accidents are easily caused is solved. The system comprises a drainage system and a water treatment system, the water treatment system comprises a separation sedimentation tank and an oxidation tank; the drainage system comprises multiple groups of drainage units; each group of drainage units comprises a plurality of vertical branch pipes penetrating through a bridge flange plate; the bottoms of the vertical branch pipes are connected with the same longitudinal main pipe, the end of the longitudinal main pipe is connected with the vertical main pipe, the vertical main pipe is vertically arranged along the pier, a water collecting tank is arranged at the lower end opening o