Slurry suitable for weak water-rich stratum and reinforcing method

The invention relates to slurry suitable for a weak water-rich stratum and a reinforcement method, and belongs to the technical field of stratum reinforcement, the reinforcement method comprises the following steps: step S101, pipe shed support: erecting a pipe shed support in front of a tunnel, and slidably mounting a plurality of pipe shed positioning devices on the pipe shed support for a pipe shed; s103, deep hole grouting is conducted, specifically, grouting reinforcement is conducted on the unexcavated soil body in the tunnel, and grout is grout suitable for the weak water-rich stratum; s105, grid supporting is conducted, specifically, a grid is erected in front of the tunnel, and a grid positioning device is fixedly installed on the grid and suitable for adjusting the installation position of the grid; and S107, advanced small guide pipe grouting is conducted, specifically, a plurality of advanced small guide pipes are fixedly installed on the grating, and grouting reinforcement is conducted on the une