The paper calculates and researches the stress field in soil where the number and spacing of bearing disk of DX pile is different and the changing law of DX pile in working state.

• 本文运用有限元法计算分析研究了多节扩孔钻孔灌注桩(DX枉)不同支盘数和支盘间距时土中应力场及其工作性状的变化规律,并从应力角度探讨了该桩对沉降的控制作用。