*Keita Shimizu¹, Tomohito J. Yamada¹ (1. Hokkaido University)

*Masakuni Kaizuka¹, Takahiro Shimada¹, Yuichi Uehara¹, Hiroshi Kanemoto¹, Akinori Yamamoto¹, Takanobu Shimada¹, Yusuke Saeki², Yasuhiro Kuriyama³, Koji Ikeuchi⁴, Satoshi Watanabe⁵ (1. Yachiyo Engineering Ltd, 2. Shonaigawa Rive Office, 3. Numazu Office Of River & National Highway, 4. Tokyo University, 5. Kyoto University)

*Yohei Honda¹, Satoshi Watanabe², Takeyoshi Chibana¹, Masafumi Yamada², Shiori Abe³, Jun Kikuchi⁴, Ken Saito⁴, Shunsuke Ito⁴, Naoshi Fujisawa⁴, Koji Ikeuchi¹ (1. The University of Tokyo, 2. Kyoto University, 3. Mitsui Consultants Co., Ltd., 4. Yuzawa Office of River and National Highway, Tohoku Regional Development Bureau, Ministry of Land, Infrastructure and Transport)

Kenichiro Kobayashi¹, Yuiko Kawabe², Satoshi Watanabe³, Toshikazu Kitano⁴, *Kyosuke Maruyama¹ (1. Kobe University, 2. Nara Prefecture, 3. Kyoto University, 4. Nagoya Institute of Technology)

*Shouma Ishikawa¹, Shuichi Kure² (1. Toyama prefectural University Graduate School, 2. Toyama prefectural University)

*Ying-Hsin Wu¹, Eiichi Nakakita¹, Akihiko Yamaji¹ (1. Kyoto University)

*Tsubasa Kawai¹, Makoto Nakatsugawa¹, Junya Seki¹ (1. Muroran University)