Deep foundation pit near-edge road and pipeline arrangement system and construction method

The invention discloses a deep foundation pit near-edge road and pipeline arrangement system which comprises supporting piles, a top beam, a supporting system, a waterproof curtain, a retaining wall, an awning and a pipeline system, the waterproof curtain is arranged on the side wall of a foundation pit, the supporting piles are arranged close to the waterproof curtain at intervals, the top beam is arranged on the upper sides of the supporting piles, and the supporting system is arranged close to the side wall of the top beam. The supporting system and the waterproof curtain are arranged on the two sides of the top beam respectively. The retaining wall is arranged at the top of the top beam and arranged along the side, close to the foundation pit, of the top beam, the retaining wall and the top beam form a whole in a cast-in-place mode, the length of the retaining wall is consistent with that of the top beam, and a certain gap is formed between the inner side of the retaining wall and the waterproof curtain;