*Kazuto Yonezawa¹, Shinya Fujita¹, Nagayasu Mitugochi¹, Yasuhito Arai¹, Nao Ikeda¹, Yoshihiro Oota² (1. Fujita Corporation, 2. Ministry of Land, Infrastructure, Transport and Tourism)

*Hitoshi Kawahara¹, Tomohiro Mizuhata¹, Masabumi Suzuki¹ (1. kabusikikaisya kumagaigumi)

*Takumi Saitou¹, Akihiro Miyanishi¹, Itaru Suwa¹ (1. Nishimatsu Construction)

*Masahiro Hirakawa¹, Yoshinori Kitamura¹, Kazuya Murakami¹, Hiroyuki Fukuda¹, Yusuke Nakanishi¹, Yoshikatsu Maeda², Nobuhiko Azetsu² (1. KAJIMA CORPORATION, 2. West Nippon Expressway Company Limited)

*Takehiro Sakai¹, keiichirou naitou¹, tetsurou hasegawa², kunitoshi kurumi² (1. kajima corporation, 2. nagano prefecture)

*Ryouta Takashino¹, kenji Hata¹, Takuya Todate¹, Tomoya Kondo² (1. SHIMIZU CORPORATION, 2. Mitsubishi Materials Corporation)

*Kouhei Shirasaki¹, Kenji Hata¹, Takuya Todate¹, Tomoya Kondou² (1. Shimizu Corporation, 2. Mitsubishi Matrials)