*Kazunori Wada¹, Kimitoshi SAKAI¹ (1. Railway Technical Research Institute)

*Shigeo Nagakubo¹, Michio Fukaya², Takeshi Itoh³, Yasuhiro Kawamata⁴, Shun Ukai⁵, Hitoshi Tajima⁶, Gaku Shoji⁷, Takuro Matsubara⁸ (1. Toyo-Giken Consulting Civil Engineers, 2. JFE Engineering Corporation, 3. Kawada Industries, 4. COSMO ENGINEERING, 5. CTI Engineering, 6. IHI Infrastructure Systems, 7. University of Tsukuba, 8. Metropolitan Expressway Company)

*Shun Ukai¹, Michio Fukaya², Takeshi Itoh³, Yasuhiro Kawamata⁴, Shigeo Nagakubo⁵, Hitoshi Tajima⁶, Gaku Shoji⁷, Takuro Matsubara⁸ (1. CTI Engineering, 2. JFE Engineering Corporation, 3. Kawada Industries, 4. COSMO ENGINEERING, 5. Toyo-Giken Consulting Civil Engineers, 6. IHI Infrastructure Systems, 7. University of Tsukuba, 8. Metropolitan Expressway Company)

*Kenichi Tomi¹, Fukutarou Umebayashi², Masayoshi Fujita³, Takahiro Yokota¹, Hitoshi Tajima⁴, Takurou Matsubara⁵, Gaku Shoji⁶ (1. PACIFIC CONSULTANTS CO., LTD, 2. Oriental Consultants Co., LTD, 3. JIP Techno Science Co., LTD, 4. IHI Infrastructure Systems Co., Ltd, 5. Metropolitan Expressway Company Limited, 6. University of Tsukuba)

*Fukutaro Umebayashi¹, Kenichi Tomi², Masayoshi Fujita³, Takahiro Yokota², Hitoshi Tajima⁵, Takuro Matsubara⁴, Gaku Shoji⁶ (1. Oriental Consultants Co., LTD. , 2. Pacific Consultants Co., LTD. , 3. JIP Techno Science Co., LTD. , 4. Metropolitan Expressway Co., LTD. , 5. IHI Infrastructure Systems Co.,Ltd., 6. University of Tsukuba)

*Hoshito Matsumoto¹, Kimitoshi Sakai¹, Akihiro Toyooka¹ (1. Railway Technical Research Institute)

*Samantha Louise Jarder¹, Osamu Maruyama¹, Lessandri Estelito Garciano² (1. Tokyo City University, 2. De La Salle University)