*Hiroki Motoyama¹, Muneo Hori² (1. National Defense Academy, 2. Japan Agency for Marine-Earth Science And Technology)

*Ichinosuke Takahashi¹, Tatsuya Kurihara², Masayuki Saeki¹ (1. Tokyo University of Science, 2. TOKYO ELECTRIC POWER SERVICES CO.,LTD.)

*Tamaki Yamashita¹, Masahide Matsumura², Kimitoshi Takeno³ (1. Kumamoto University, 2. Center for Water Cycle, Marine Environment and Disaster Management, Kumamoto University Professor , 3. Civil Engineering Department, Kumamoto Prefecture)

*Keigo Iwahara¹, yuko Matsuo¹, Yasunori Miyamori², Takuzi Obata³ (1. National Institute of Technology, Tomakomai College, 2. Hokkaido Graduate School of Engineering, 3. Hokkai-Gakuen University Faculty of Engineering)

*Takafumi Inoue¹, Takuro Moriyama¹ (1. National Institute of Technology, Anan College)

*Tadafumi Takase¹, Kodai Matsuoka², Kiyoyuki Kaito¹ (1. Osaka University, 2. Railway Technical Research Institute)

*Minghua MU¹, Kouichi Takeya¹, Eiichi Sasaki¹, Koichi Ikeya², Hiroshi Iwabuki³ (1. Tokyo Institute of Technology, 2. Nippon Expressway Research Institute Company Limited, 3. Central Nippon Expressway Company Limited)