【视频来源:学天教育】 二建建筑实务知识点:泥浆护臂灌注桩。 泥浆护壁法钻孔灌注桩施工工艺流程: 场地平整-桩位放线-开挖浆池、浆沟-护筒埋设-钻机就位、孔位校正-成孔、泥浆循环、清除废浆、泥渣-第一次清孔-质量验收-下钢筋笼和钢导管-第二次清孔-水下浇筑混凝土-成桩。
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