基于不同岩体稳固级别的地下采场结构参数优化

万串串,陈国良,周高明,于世波,解联库,唐细卓

Optimation of Underground Stope Structure Parameters Based on Different Rockmass Stability Classification

Chuanchuan WAN,Guoliang CHEN,Gaoming ZHOU,Shibo YU,Lianku XIE,Xizhuo TANG

表4 采场临界宽度综合结果

Table 4 Comprehensive results of stope critical width

岩体稳固级别 RMR 采场临界宽度（W）/m 稳固 ≥64 15.0 中等稳固 60～64 12.0 不稳固 54～60 7.5 氧化破碎带 < 54 -