砼灌桩若干技术问题探讨刘三龙李国卿孙增寿我国桩基研究工作起步较晚，《建筑桩基技术规范》９５年下半年才开始执行。本文通过对一桩基工程实例的剖析，详细分析研究了桩基施工中经常出现问题的处理方案及处理效果，对同类桩基工程的施工具有一定的参考价值。１工程简介... Discussion on some technical problems of cast-in-place piles Liu Sanlong, Li Guoqing, Sun Zengshou, China’s pile foundation research started relatively late, and the “Technical Code for Building Pile Foundation” began to be implemented in the second half of the year. This article analyzes a case project of a pile foundation, analyzes in detail the treatment plan and treatment effect of the problems that often appear in the pile foundation construction, and has certain reference value for the construction of the same pile foundation project. 1 Project Introduction...