High-position well opening soil body reinforcing structure and construction method

The invention discloses a high-position well opening soil body reinforcing structure and a construction method, and relates to the field of sewage discharge pipe engineering construction.The high-position well opening soil body reinforcing structure comprises an inclined open caisson and an original reinforcing soil body arranged on one side of the open caisson, a gap is reserved between the original reinforcing soil body and the open caisson, and a plurality of rows of reinforcing high-pressure jet grouting piles are arranged on the side, facing the open caisson, of the original reinforcing soil body; a plurality of rows of mixing piles are arranged on the periphery of the original reinforced soil body, and each row of mixing piles are closed on the side wall of the open caisson; a plurality of corner high-pressure jet grouting piles are supplemented between the stirring piles connected to the inner corners of the open caisson and the original reinforced soil body, and the corner high-pressure jet grouting p