Tomihiro Tanaka², Yoshitaka Shitozawa¹, *Yuri Nakajima¹ (1. OBAYASHI CORPORATION, 2. Ministry of Land, Infrastructure, Transport and Tourism)

*Yoshitaka Koga¹, Masahiro Suzuki¹, Ryoichi Ueoka¹, Jyann Ryan¹, Shinya Tawaratsumida¹ (1. Taisei Corporation)

*Atsushi Takeichi¹, yuuichi nagao¹, Shuji Matsumoto¹ (1. kajima corporation)

*Tomohiro Nishimura¹, koichi akiyama¹, koji toyoba¹, yosuke onai¹, hideaki nishiura¹, tsutomu azuma¹, shingo yamamoto¹, yusuke shimazu¹ (1. OBAYASHI Corporation)

*Koichi Fujiwara¹, Shinji Sakahira¹, Toshiharu ishii¹, Shin Kageyama¹, Shuji Matsumoto¹, Yasunari Teduka¹, Tomoaki Miyauchi², Kenji Fujita² (1. KAJIMA Corporation, 2. West Nippon Expressway Company Limited)

*Takayuki Ueda¹, Shouta Ohashi¹, Osamu Takazaki², Mitsumasa Onomura² (1. Taisei Corporation, 2. Ministry of Land, Infrastructure, Transport and Tourism)

*Kousuke Yamanishi¹, Koki Akaike¹, Hirohiko Kurihara¹, Shinichi takahashi¹, Mikiya Ohashi¹ (1. HAZAMAANDO CORPORATION)

*Masaaki Sugimoto¹, Mitsuhiro Mizuuchi¹, Isobe Gaku¹ (1. OBAYASHI CORPORATION)