Sluice outer port retaining wall

The utility model discloses a retaining wall for leading a sluice out of a harbor. The retaining wall comprises a retaining wall body and a cuboid-shaped base. A backfill layer is filled in the base;reinforced concrete columns are uniformly distributed on the bottom surface of the base; the reinforced concrete columns extend downwards and penetrate through the sandy gravel layer of the revetmentfoundation soil layer; wherein the upper section of the retaining wall body is trapezoidal, the lower section of the retaining wall body is square, the lower section of the retaining wall body is embedded in the middle of the base, the lower section of the retaining wall body and the base are fixed together through fixing steel nails, the upper section of the retaining wall body is filled with stone-embedded concrete, and the lower section of the retaining wall body is filled with a backfill layer. Relative to the prior art, according to the utility model, the reinforced concrete columns penetrate through the sandy gra