摘要
本文介绍了某混合并在掘砌施工中穿越强高岭土化粘土层,这种复杂的工程水文地质条件下所采用的井筒支护设计原理及施工方法。
A Multi-purpose shaft was sunk and lined through a kaonised clay layer in Jiguan Zui GoldCopper Mine. This pape deals with the desboing principles and lining methods adoPted under such harsh engineering and hydrogeologic conditions.
关键词
高岭土化
粘土岩层
竖井井筒
掘进
井筒支护
Kaolin expansion, shaft lining, water control, temporary support, permanent support