The conclusion is that the peak value of the side abutment stress in the mining face is dropped down and its influence range is reduced with the increasing of the weakened degree of the gat...

 
  • 研究结果表明,随着对顺槽顶板岩石弱化程度的提高,工作面侧向支承应力峰值降低,影响范围减小。即工作面侧向巷道的稳定性将随着对顺槽顶板硬岩层的弱化程度提高而得到有效改善。
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