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3 图表法采场宽度统计
Table 3 Statistics of stope width calculated by graphical method
岩体稳固级别 RMR Q 采场临界宽度(W)/m
Lang B.图表法 Wang J.修正图表法
稳固 64 8.5770 14.0 11.0
中等稳固 60 4.6416 11.0 9.0
不稳固 54 1.8478 6.5 6.0
氧化破碎带 < 54 - - -