摘要
针对泉店煤矿材料车线现有支护强度不足、围岩稳定性较差的现状,分析了破碎围岩的稳定性及破坏机理,并在此基础上提出了加固方案,取得了较好的效果。
Based on the poor supporting strength and poor stability of surrounding rock of material car line in Quandian colliery, the stability of the broken surrounding rock and destruction mechanism have been analyzed, strengthening scheme of surrounding rock was proposed and using it has made better effect than before.
出处
《中州煤炭》
2008年第3期15-16,81,共3页
Zhongzhou Coal
关键词
破碎围岩
稳定性
加固
支护
材料车线
broken surrounding rock
stability
strength
supporting
material car line
