钻孔桩灌注事故的预防及处理

The prevention and settlement of borehole cast-in-place concrete pile

结合工程实践,分析了钻孔灌注桩施工中出现的诸如导管进水、卡管、塌孔、埋管、钢筋笼上升、短桩、桩身夹泥等事故的原因,并提出了预防措施。

Based on the practice, it analyses the causes of formation of borehole cast-in-place concrete pile, especially in pipe leak, gripper tube, snakes in hole, pipe laying, reinforcement cage up, short pile and mudded pile stem, and finally provides the settlements.