中小桥钻孔灌注桩施工中几个问题的讨论

Several problems in drilling and grouting stakes construction of medium and small bridges

本文分析了钻孔灌注桩的几个具体问题及解决方法。如钻孔中钻机的对中下放钢筋笼的对中钻孔桩的初始混凝土。

The authors analyze the problems existing in drilling and grouting stakes construction, such as the aim of drilling-machine, the aim of putting the reinforced bar cages down and the first concretes of drilling stakes and present the solved ways.