金川矿区深部巷道支护效果评价及参数优化研究

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李光^1,^2,³,马凤山^1,²,刘港^1,^2,³,郭捷^1,²,郭慧高⁴,寇永渊⁴

Study on Supporting Parametric Optimizing Design and Evaluate Supporting Effect of Deep Roadway in Jinchuan Mine

Guang LI^1,^2,³,Fengshan MA^1,²,Gang LIU^1,^2,³,Jie GUO^1,²,Huigao GUO⁴,Yongyuan KOU⁴

图2. 814 m试验巷道支护条件示意图（单位：mm）

Fig.2. Schematic diagram of supporting method in the 814 m tentative roadway（unit：mm）