人工挖孔桩流泥流砂处理

Soilflow Dealing of Manual Excavation Pile

福建省人民政府办公大楼经比较采用人工挖孔桩基础 ,因遇严重流泥流砂层 ,无法继续施工。本文从技术、经济、工期角度分析了井点降水、钢护壁。

After comparing by use of manual excavation pile foundation in the Fujian people government office building,for the gravity soilflow layer,can't keep on construction,it's analyzing wells hygrometric,steel tube,armtwisting gunite strengthening the soilflow layer and change the drilled pile by technology economy and the construction time.