桩底压浆工艺在杭州湾跨海大桥钻孔灌注桩中的应用

The Application of Pouring Slumg ot the Bottom of Pole in the Drilled Polec of Bridge Hangzhou Gulf

桩底压浆是钻孔灌注桩提高桩端承载力的一项重要工艺。通过对有关问题的探讨和整个施工过程的控制,保证了工程质量。

The paper andlyzes the art of pouring slurry at the bottonof pole, which determines the Supporting degrec on top of the pole,And the importance of the art,as well as the control on the whole process ensuaresthe quality of the construction.