俞宗卫     （长安大学建筑工程学院  西安 710061）

[提要]  通过试验实测资料，分析研究了在深厚黄土层中钻孔灌注桩在垂直荷载作用下的工作性状，对桩侧摩阻力和极限承载力的问题进行了探讨。
[关键词]  钻孔灌注桩  侧摩阻力  黄土层

Based on experiment information, behavior of drill hole pile in deep and thick yellow clay under the vertical load is studied and analyzed. Problems about pile frictional resistance and pile end resistance are also discussed.
Keywords:  perfusion pile; side resistance ability; loess soil