ultimate vertical bearing capacity

Through the computation of ultimate vertical bearing capacity of a single pile and design pile layout and so on, summarized experience of designation about prestressed concrete pipe pile foundation.

介绍了一个应用预应力高强混凝土管桩的工程实例，通过单桩竖向极限承载力计算和布桩设计等多方面的设计过程，总结了在预应力高强混凝土管桩设计中的心得体会。

DX pile is a new cast-in-place pile which can improve the vertical ultimate bearing capacity of single pile by developing the capacity of bearing enlarging disk in the pile.

DX桩是通过发挥桩身中承力扩大盘的承载力，以达到提高单桩竖向承载力的一种新型钻孔灌注桩。

Based on the pile-soil system computation model, this paper focuses the relationship between the ultimate bearing capacity and the stiffness for a single pile under the vertical static load.

本文根据所采用的计算模型，从理论上研究了在竖向静压力作用下，单桩的极限承载能力与刚度的关系。