鋼管杭及び鋼管杭の施工法

摘要

This steel-pipe pile is equipped with: a pile body configured from steel pipe; a dividing member for dividing the cross-sectional surfaces of the pile body into a plurality of surfaces, and attached to the inside of the tip end of the pile body; a spray nozzle for selectively spraying water and a fluid solidification material, and mounted to the outer-circumferential surface of the tip end of the pile body and/or the inner-circumferential surface of the tip end of the pile body; and a pipe for selectively supplying the water and the fluid solidification material to the spray nozzle.