Combining to the freezing and digging engineering in main shaft of Guqiao mine, the paper studied some problems for safety and fast construction in deep freezing alluvium.
本文结合顾桥煤矿主井冻结段的冻结工程与凿井工程施工的成功经验,探讨了深厚冲积层冻结法凿井安全快速施工的几个问题。
The original emphasizesd on construction in mine shaft deep thick swelling claypan in Tang-kou, the damage of outward layer a well of wall and some efficient measures.
介绍了唐口副井井筒冻结段深厚膨胀黏土层施工、外层井壁变形破坏情况及采取的有效措施,取得了一些有用的经验。为类似地层施工提供借鉴。
In shaft construction, using the method of middle-deep hole explosion can fast and effective build shaft.
在立井井筒施工中,采取中深孔爆破施工方法,是立井快速施工的有效途径。
应用推荐