Constructed roadway in fault zone, due to the broken stratum, self-stability of fault was low, with frequent broken roadway and repair, south wing Y type ventilation roadway of Gubei Mine in Huainan Mining Industry was taken as example, the surface grouting reinforcement, roadway supporting parameters of roadway crossing F₁₀₄ geologic structure were introduced, the surrounding rock stability was got good control after the support, which ensured the safe construction and stable roadway, without roof fall and rib spalling in the construction, with good support effect.