Escape canal structure is buried deeply to tunnel basement part

The utility model discloses an escape canal structure is buried deeply to tunnel basement part, including central drain pipe that is located the tunnel invert packing and a plurality of inspection shafts that set up along central drain pipe length direction, the tunnel basement is provided with the part and buries the escape canal deeply, and local one end of burying the escape canal deeply is equipped with the tip inspection shaft, and tip inspection shaft low reaches are equipped with the catchment well, through many vertical aqueducts and many vertical aqueduct intercommunications, catchment well and central drain pipe intercommunication between tip inspection shaft and the catchment well, basement ponding in tunnel buries the escape canal deeply by the part and collects in the tip inspection shaft, and the vertical aqueduct of rethread gets into the catchment well with vertical aqueduct, then through outside the central drain pipe discharge hole. The utility model is suitable for a basement local drainage