膨胀土地区旋挖钻进埋钻事故的处理方法及预防措施

Treatment Method and Prevention Measures for Drill Bury in Rotary Drilling in Swelling Soil Area

摘要:

就旋挖钻机在膨胀土地层进行钻孔灌注桩施工时发生桩孔大面积坍塌埋钻事故的处理方法和后期钻孔灌注桩施工预防措施进行介绍。

Abstract:

The paper introduced treatment method for large-scale collapse and drill bury with rotary drilling rig for bored cast-in-place pile construction in swelling soil and prevention measures for later stage construction.