トンネル (3)

[III-155] Reinforcement Effect of Deformation Controlled Support by Three Dimension Analysis of Tunnel Excavation

*Yasuhiro Yokota¹, Kensuke Date¹, Masako Ishii¹, Takeru Kumagai¹, Kazuhiko Masumoto¹, Saki Kurokawa¹, Yoshinobu Kitamura¹, Mori Utsuno¹, Atsushi Sainoki² (1. Kajima Corporation, 2. Kumamoto University)

Keywords:three dimension analysis of tunnel excavation, steel ribs, shotcrete, rock bolts