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通过对新庄煤矿二2煤-700水平31011风巷顶板离层仪的观测研究,对原巷道支护设计进行了优化,最终确定了新的支护措施,为该矿二2煤深部工作面支护设计提供了宝贵经验。
Through the observation and study of roof delamination instrument of 31011 wind tunnel with No. 2 coal-700 level in Xinzhuang Coal Mine, the support design of the original roadway is optimized and finally the new supporting measures are determined. Protection design provides valuable experience.