*Naoki Sakakibara¹, Takahiro Wachi², Naoya Fujiwara², Yuma Marumoto¹, Shunsuke Nishimura¹, Tatsuo Tsubokura¹ (1. OBAYASHI CORPORATION, 2. East Nippon Expressway Company Limited)

*Naoya Fujiwara¹, Haruto Narasada¹, Shu Saito², Shunsuke Nishimura², Naoki Sakakibara², Tatsuo Tsubokura² (1. East Nippon Expressway Company Limited, 2. OBAYASHI CORPORATION)

*Junn Tsuchiya¹, kentaro ooishi², keisuke koizumi², tatsuya shimizu², takashi kinoshita², yoshiyasu misawa¹, kazuyuki kitaoka¹, yoshihiko oota¹, hisaki okada¹ (1. Tokyu construction, 2. Keio Electric Railway)

*Yuto Ohba¹, Kaoru Matsuoka², Katsuyoshi Nakanishi³, Motoi Iwanami⁴ (1. JFE Steel Corporation, 2. JFE Metal Products Corporatin, 3. JFE SEKKEI,LTD., 4. Waseda University)

*Takaaki Butsukawa¹ (1. TODA corporation)

*Shigeaki Oka¹, Yoh Nakajima¹, Yohko Hattori¹, Kentaro Kimura² (1. Tokyo Electric Power Company Holdings, Inc., 2. TEPCO Power Grid, Incorporated)

*Hiroyuki Manome¹, Seisuke Muragishi¹, Kouhei Ochi¹, Natsuko Sugaya¹, Kaho Yamamoto¹, Yasuhito Sakai², Kazuhiro Tani², Shunya Yamamoto² (1. Kajima Corporation, 2. Hanshin Expressway Co., Ltd.)

*Shin Akita¹, Takashi Abe², Takanori Hayashi¹, Yuta funamizu¹, Kensuke Yamaya¹ (1. Kajima Corporation, 2. Chugoku Regional Development Bureau)