In the pile construction of high-rise building project s, the bearing c apacity of single pile directly has an impact on the economic and technical indi cators of pile construction.

• [摘要] 高层建筑的桩基工程中单柱承载力的大小是 影响桩基工程的经济技术指标。本文通过工程实例分析表明,后压浆施工工艺可以大幅度提 高钻孔灌注桩单桩承载力。