桩基人工挖孔的技术与管理

Discussion on the Technology of Artificial Digging Holes for Piles

在特定的地质、地形及水文条件下桥梁桩基采用人工挖孔 ,是一种既快速又经济的成孔方法。本文通过对工程实践的总结 ,阐述了人工挖孔的方法及其适用条件 ,尤其对防护及排水作了深入的讨论 ,并提出了详细的操作过程的安全管理方法 。

In the special geologic,topographic and hydrologic conditions,digging holes for piles by manpower is a fast and economic method.This paper introduces the applicability,the measurement to dealing with the common problems in construction and the aspects on safety needed being paid attention to in construction for artificial digging holes.It can provide guidance for the practice.