Bridge pavement drainage structure

Abstract

The utility model discloses a bridge pavement drainage structure relates to drainage engineering technical field, including bridge pavement and drainer, and the bridge pavement's both sides road shoulder embeded mode is installed with drainer, the bottom of drainer is installed with the drain pipe, the drain pipe one end is connected with the slot bottom mouth of filter water tank that is set up on the drainer, the inside of filter water tank is provided with filter screen cylinder, filter screen cylinder outer diameter and the size of filter water tank's bottom groove mouth are suitable, the filter screen cylinder outside fixed mounting has the float, and the bottom of upper cap is provided with a circle of trash screen, the utility model discloses through setting up the float, when rain fills filter water tank, the buoyancy of float drives filter screen cylinder to float upwards with water level heightening, makes the whole filter structure to be higher than the pavement level, thereby dynamic expansion water area, can efficient response high flow drainage demand under the heavy rain or extreme weather, prevents the traffic safety hidden danger that bridge area water causes.

Images