Anti -seepage district way prevents frostbite

The utility model discloses an anti -seepage district way prevents frostbite, including trapezoidal irrigation canals and ditches, irrigation canals and ditches include the square board of laying of aplurality of, it includes bottom plate, heat preservation and protective layer to lay the board, the both sides of bottom plate are equipped with first catching groove and second catching groove respectively, be equipped with evenly distributed's a plurality of foundation on the bottom plate, the heat preservation with between the bottom plate the heat preservation with all be equipped with the barrier layer between the protective layer, the seal groove has been seted up around the heat preservation, be equipped with the sealing strip in the seal groove, the lock together first catching groove with form the water conservancy diversion passageway between the second catching groove, the water conservancy diversion passageway includes first water conservancy diversion passageway, second water conservancy diversion p