浅谈钻孔灌注桩桩底压浆的原理及参数的确定

The principle of base-grouting of cast-in-place bored piles and determination of parameters

通过钻孔灌注桩桩底压浆的设计实践 ,总结分析了桩底压浆技术的作用原理和设计参数的确定 ,指出钻孔灌注桩桩底压浆工艺对提高灌注桩的承载力效果显著。

Based upon practice in grouting design of cast in place bored pile the principle of base grouting technology and parameters determination method are analyzed and summarized. Author points out that this technology can effectively enhance the bearing capacity of driven cast in place piles.