振动沉管灌注桩施工中的几个问题

Construction problems of vibrator pipe sinking cast in place pile

分析振动沉管灌注桩复打后的桩身直径、所采用的桩尖、成桩质量控制、利用静载荷试验曲线判别其施工质量等几个问题，提出解决问题的方法。

This paper analyzes a certain amount problem about the diameter of pile,adopted pile crown,quality control of cast in place pile and distinguish construction quality make use of pile loading test curve after redriving,and puts forward a method of solve the problems,as well as provided theoretical basis for design and construction