摘要
穿过深厚表土层的井筒因底部含水层失水而破裂,严重影响了煤矿的安全生产。如何对破裂井筒进行修复治理,恢复煤矿的安全生产,已经成为刻不容缓的问题。针对此矿的破裂原因及破裂情况,使用卸压槽法对破裂井壁进行修复治理,监测结果表明,修复加固效果良好。
The fracture of shaft lining through deep alluvium has threatened seriously on the mine safety and caused heavy economic losses. It is an urgent thing to treat and repair the failed the mine shaft liner and resume the production. The measure with pressure released chamfer is taken to treat and repair the failed the mine shaft liner.
出处
《四川建材》
2015年第6期169-170,共2页
Sichuan Building Materials
关键词
底含失水
修复治理
卸压槽
loss of bottom aquifer
repair and treatment
pressure released chamfer
