摘要
介绍了十矿三水平回风井井筒井壁和围岩受采动影响,井壁脱落,严重影响矿井安全生产和职工的生命安全。根据具体情况采取的维修技术的特点和施工工艺。本井筒维修技术取得了较好的效果,为类似情况提供了借鉴。
The wellbore and rock off of No.10 three-horizontal return air shaft caused by mining seriously affected the mine safety and workers safety.This paper took construction process based on the condition and the characteristics of the maintenance.The wellbore maintenance technology had achieved good results,and provided reference for the similar situation.
出处
《价值工程》
2013年第22期104-105,共2页
Value Engineering
关键词
立井井筒
井壁和围岩脱落
维修
wellbore of vertical shaft
wellbore and rock fall
maintenance
