摘要
吊罐法掘进开井省工、省时,改善了作业条件。针对该法施工中时中心孔偏斜和堵塞以及事故预防,作者提出了有益的改进措施。
Excavating well can save labor and time by hanging pot method, and can improve the work- ing conditions. According to the deviation of the center hole and congestion, and accident prevention, the author proposes some useful improvement measures.
关键词
吊罐法
开井
中心孔
偏斜
堵塞
Hanging pot method
Opening well
Center hole
Deflection
Congestion
