Municipal road drainage system

The utility model relates to the technical field of municipal drainage, and provides a municipal road drainage system which comprises a road layer and a soil layer, drainage ditches are formed in the two sides of the road layer, and the drainage ditches communicate with sewers; the road layer is sequentially provided with a pavement layer, a permeable layer and a waterproof layer from top to bottom; a water guide pipe is mounted in the soil layer; two ends of the water guide pipe are respectively communicated with drainage ditches on two sides of the road layer; a water collecting pipe is arranged between the protective layer and the permeable layer; water collecting holes are formed in one side, close to the permeable layer, of the water collecting pipe; the water collecting pipe is communicated with the water guide pipe. According to the municipal road drainage system, when water is on the surface of the road layer, rainwater can sequentially pass through the road surface layer and the cushion layer to ente