A replacement structure that be used for seasonal frozen ground district do not have winter defeated water conveyance canal of ice sheet prevent frostbite burst bad

The utility model relates to a water delivery engineering technical field, the channel structure is filled out to in particular to frostproofing bloated trading that is used for the seasonal frozen ground district not have the ice sheet water delivery winter. A replacement structure that be used for seasonal frozen ground district do not have winter defeated water conveyance canal of ice sheet prevent frostbite burst bad, the frozen swelling characteristics of not having the defeated water conveyance canal of ice sheet winter of distinguishing according to seasonal frozen ground, the heat preservation effect of make full use of water in a canal in winter, adopt non - section replacement sand gravel entirely, with the frozen swelling nature canal base soil replacement of channel side slopeupper portion depth of freezing within range for the frozen swelling nature of non - soil - - - sand gravel, the geotextile who has the anti - effect of straining is laid on below the sand gravel earth filled layer and both s