Irrigation diversion channel

The cross section of the channel is of an inverted trapezoidal structure, the depth of the channel is not larger than 1 m, the angle of a left inclined face and a right inclined face of the channel is 40-60 degrees, the width of the bottom face of the channel is not larger than 3 m, a waterproof film is arranged on the bottommost layer of the channel, and a first soil covering layer with the thickness of 5-15 mm is arranged above the waterproof film. A slope protection plate is arranged above the first overburden layer, an upper overburden layer with the thickness of 5 mm is arranged above the slope protection plate, the left side and the right side of the top face of the channel are each provided with an upper soil retaining strip, a membrane structure is adopted as a waterproof layer, the channel can be put into use after the overburden layers and the slope protection layers are erected on the membrane structure, the construction period is short, and the waterproof and waterproof effects are good; the slope