浅谈钻孔灌注桩穿越卵石砂砾层的施工

Construction method of cast-in-place bored pile through sandy gravel stratum

以安阳市东绕城公路安阳河大桥钻孔遭遇卵石砂砾层的施工为例,介绍钻孔灌注桩遇到特殊地质情况的施工对策,提出了几点设计及施工建议,以供参考。

Taking Anyanghe bridge work in Anyangcity as example, in view of the situations that encountered sandy gravel stratum in construction of cast-in-place bored pile corresponding countermeasures are introduced to deal with this special geological situations. Some suggestions are proposed for design and construction, which can be used for references.