*Mikinao Goto¹, Chihiro Makino¹, Yoshitaka Nagase¹, Mitsuyasu IWANAMI², Nobuhiro Chijiwa², Kazuhiro Tsuno³ (1. Ota City, 2. Tokyo Institute of Technology, 3. Kokushikan University)

*Keizo Kanzaki¹, Yoshinori Nishiuchi¹, Takaya Fuchikami¹, Seiji Takeuchi², Akio Shirozu² (1. kumagaigumi, 2. yokogawa-bridge)

*Seiji Takeuchi¹, Akio Shirozu¹, Keizo Kanzaki², Yoshinori Nishiuchi², Takaya Fuchikami² (1. Yokogawa Bridge Corp, 2. Kumagai Gumi Co.,Ltd.)

*Yuki Kawasaki¹, Tatsuya Abe¹, Masakazu Takahashi¹, Shogo Iwao², Koichi Nakahara², Kazuyasu Tanabe² (1. NEXCO-West Consultants, 2. West Nippon Expressway)

*Yasuharu Matsuzaki¹, Tomotaka Watanabe², Kazuo Kaneta², Tatsuo Tsubokura¹, Toshifumi Nakamura³ (1. Obayashi Corporation, 2. East Nippon Expressway Company Limited, 3. JFE Engineering Corporation)

*Kento Iwamaru¹, Yasuhiro Miura¹, Shinya Miyazaki¹, Keiji Takagishi¹, Chiaki Hagino², Daiki Matsumoto² (1. Oriental Shiraishi Corporation, 2. West Nippon Expressway Company Limited)

*Taisuke Fujioka¹, Kidera Hisayuki², Kido Yasuhiko³, Shimizu Takafumi⁴ (1. Sumitomo Mitsui Construction Co., Ltd.,, 2. Sumitomo Mitsui Construction Co., Ltd.,, 3. West Nippon Expressway Co., Ltd.,, 4. West Nippon Expressway Co., Ltd.,)