*Daisuke Ishigami¹, Yoshio Sorime¹, Satoshi Shinohara¹, Keijiro Ito¹, Jun-ichi Kawabata¹, Takashi Kodachi², Toshitaka Kimura², Taichi Kurosawa² (1. KAJIMA Corporation, 2. Central Japan Railway Company)

*Hajime Hamada¹, Takeshi Asano², Takashi Jou³, Mitsuyoshi Tokunaga⁴ (1. Okumura Corporation Technical Research Institute, 2. Okumura Corporation Technical Research Institute, 3. Okumura Corporation Sapporo Branch, 4. Okumura Corporation Tohoku Branch)

*Keisuke Takeda¹, yukinari saitou¹, makoto sakashita¹, yuuki huzimoto¹, hideyumki tominaga², hutoshi nagamoto² (1. MAEDA Corporation, 2. Taguchi Industrial Corporation)

*Koya Soejima¹, Seiji Yokouchi¹, Daisuke Makino¹, Naoki Hitomi¹, Kosaku Taguchi², Hideyuki Tominaga² (1. HAZAMA ANDO CORPORATION, 2. TAGUCH I INDUSTRIAL CORPORATION)

*Kazuhiko Maegawa¹, Jun Kikuchi², Yuuki Nagao² (1. Central Nippon Expressway Company Limited, 2. Shimz Corporation)

*Shingo Yamamoto¹, Nozomu Inubashiri¹, Hiroyuki Morino¹, Hiroshi Onodera² (1. OBAYASHI CORPORATION, 2. ONODERA MANUFACTURE)