施工技術 (5)

[VI-179] Reports of the groundwater level lowering work for Gorokugawa Ushiki drainage gutter gate construction in the Saikawa flood control basin

*Tetsuji Ozaki², Hiroyuki Aoyama¹, Koichi Mitani¹, Yuki Nakane¹, Kazuto Yamakage², Hiroyuki Takahashi² (1. Asunaro Aoki Construction Co., Ltd., 2. Asahi-Techno Co. Ltd)

Keywords:flood control basin, drainage gutter gate, heaving , groundwater level lowering, construction in the dry, superwellpoint method