*Shoichi Kase¹, Kazuhiko Togawa², Nobuyuki Miyawaki³, Naoto Kozuka³, Rikuya Matsubara³, Takumi Takada³ (1. Konoike Construction Co., Ltd., 2. Ministry of Land, Infastructure, Transport and Tourism Chubu Regional Development Bureau, 3. Konoike Construction Co., Ltd.)

*Tatsuya Yamanashi¹, Akinori Koike¹, Yoshinori Wake¹ (1. TAISEI CORPORATION)

*Junya Kogiso¹, Kenji Yoshitake¹, Yuki Tanaka¹, Junichi Kitano¹, Atsushi Tanaka¹, Takamasa Hamayoshi¹, Shuhei Kaneshiro¹, Naoki Shitatoku¹, Ryoji Araki¹, Tsutomu Nakai², Shori Deguchi², Atsushi Hayashi³ (1. SHIMIZU, 2. Hanshin Expressway Company, 3. Hanshin Expressway R&D Company)

*Keiichi Yasuda¹, Yoshiyuki Wakabayashi², Masayoshi Iwase², Yuuki Kusanagi², Sadayuki Nagaki³ (1. office k1 , 2. IHI Construction Service, 3. Ministry of Land,Infrastructure,Transport and Tourism Tohoku Regional Development Bureau,Akita River National Highway Office)

*AKIHIRO IWATSUKI¹, kouichi adathi¹, tetsurou yasuda¹, Yoh Arakawa¹, Shuji YANAI¹, Yuji Watanabe¹, Koji Suzaki¹, ryuichi nakada² (1. kajima , 2. metro)

*Takahiro Watanabe¹, Yasuhiko Satou¹, Satoshi Kakehi¹, Motohiro Fujiwara¹ (1. Nishimatsu Construction)