Tunnel waterproof drainage structure

The utility model relates to the field of tunnel water prevention and drainage, and discloses a tunnel water prevention and drainage structure which comprises a drainage layer arranged on the inner wall of a tunnel. The drainage ditches are arranged on the two sides of the tunnel pavement, filter screens are detachably connected to the middles of the inner side walls of the drainage ditches and incline downwards in the direction close to the middle of the tunnel pavement, mounting frames are fixedly connected to the sides, away from the middle of the tunnel pavement, of the filter screens, storage baskets are detachably connected into the mounting frames, and each storage basket is of a structure with the top open. Water leakage holes are distributed in the storage basket; the two connecting grooves are formed in the two sides of the tunnel pavement respectively, one end of each connecting groove is communicated with the drainage layer, the other end of each connecting groove is communicated with the drainage