采空区悬顶面积超标时的处理

摘要

With the improvement of the level of mechanized coal mining, mine tunnel support intensity and level of support has been greatly improved, but it also brings some risks, and even causes accidents. In this paper, the problem that gob overhang area is too large is analyzed and solved.%随着综合机械化采煤水平的提高，矿井巷道的支护强度和支护水平有了很大的改善。但同时也带来一些隐患，甚至造成安全事故。本文就采空区悬顶面积过大问题进行分析和解决。