沉管夯扩灌注桩施工技术研究

Research on construction technique of sinking tubular and expanded bottom placing pile

通过论述沉管夯扩灌注桩施工过程中常出现的一些质量问题,多方面研究了其产生的原因,并针对不同的工程实际情况,提出了有针对性的防范措施,避免今后夯扩桩施工中发生类似质量问题,以期对广大夯扩桩施工队伍有所帮助。

According to some quality problems in the construction process of the sinking tubular and expanded bottom placing pile,the paper researches the reasons from many aspects,and points out some respective prevention measures according to various engineering situations,so as to avoid similar quality problems in the piling construction and to assist in extending the construction personnel.