深水钻孔桩钢护筒埋置深度探讨

Study on Embedded Depth of Steel Pipe of Deep-Water Bored Pile

深水钻孔灌注桩钢护筒的入土深度是一个比较复杂的技术问题 ,本文就杭州下沙大桥的施工实践 ,提出该问题的解决办法和作者探讨性观点 ,可供参考 ,并希望引起讨论。

Determination of the embedded depth of steel pipe of deep-water bored pile is a complex technical issue,particularly at places with tide and scouring influence.The authors put forward its solution method and their viewpoint,based on the Hangzhou Xiasha Bridge engineering practice.