*Yasuhiro Yokota¹, Kensuke Date¹, Masako Ishii¹, Takeru Kumagai¹, Kazuhiko Masumoto¹, Saki Kurokawa¹, Yoshinobu Kitamura¹, Mori Utsuno¹, Atsushi Sainoki² (1. Kajima Corporation, 2. Kumamoto University)

*Takumi Kawasaki¹, Tsuyoshi Nishimura¹, Masanori Kohno¹, Shouhei Fujii² (1. TOTTORI University, 2. TAISEI Corporation)

*Tomohisa Amemiya¹, Kosuke Kawata¹, Nobuharu Isago¹, Kazuo Nishimura¹, Hiromichi Shiroma² (1. Tokyo Metropolitan University, 2. West Nippon Expressway Sogo Service Okinawa Company)

*Masaya Nagayoshi¹, Takuya Miyake¹, Junichi Yamamoto¹, Yasuhito Tsujikawa¹ (1. Toda Corporation)

*Koki Kikuchi¹, Kusaka Atsushi¹, Sasaki Toru¹, Tamura Kento¹ (1. PUBLIC WORKS RESEARCH INSTITUTE)

*MICHIAKI IMAIZUMI¹, YASHIRO KAZUHIDE¹, YUITI KOBARAKOBARA², HIROYUKI SHINNO³ (1. Railway Technical Reserch Institute, 2. Japan Railway Construction, Transport and Technology Agency, 3. Geoscience Research Laboratory)

*Koji Kasamatsu¹, Yoshinobu Sato¹, Shigeru Tanabe¹ (1. MAEDA CORPORATION)