*Kanji Takenouchi¹, Shinji Sassa², Aishi Hirukawa³, Keita Takada⁴, Hidenori Saito⁵, Tadashi Takahashi⁶ (1. SANSHIN CORPORATION, 2. Port and Airport Research Institute, 3. Mirai Construction Co., Ltd, 4. FUKKENCO.,LTD., 5. Toko Geotech Corporation, 6. ATON Civil Engineering & Technology, Inc.)

*HIROSHI OKADA¹, Shinji Sassa², Masaki Adachi³, Naruki Kida⁴, Tetsuya Iwaki⁵, Chikai Kaneko⁶ (1. Toko Geotech Corporation, 2. Port and Airport Research Institute, 3. Mirai Construction Co., Ltd, 4. SANSHIN CORPORATION, 5. FUKKENCO.,LTD., 6. ATON Civil Engineering & Technology, Inc.)

*Naruki Kida¹, Shinji Sassa², Aishi Hirukawa³, Keita Takada⁴, Hidenori Saito⁵, Tadashi Takahashi⁶ (1. Sanshin Corporation, 2. Port and Airport Research Institute, 3. Mirai Construction　CO., LTD., 4. FUKKEN CO., LTD., 5. Toko Geotech Corporation, 6. ATON Civil Engineering&Technology,Inc.)

*SHOUTA FUJIMOTO¹, Masaki Kitazume¹, Akihiro Takahashi¹, Jun Ohbayashi², Kenji Harada² (1. Tokyo Tech, 2. Fudo Tetra Corporation)

Tatsunori TANAKASHI¹, *TANAKA JYUNYA², Mitsunori ADACHI³, Yuki AKIYAMA³ (1. Sumitomo Mitsui Construction Co., Ltd., 2. Fudo Tetra Co., Ltd., 3. The Chugoku Electric Power Company, Inc.)

*GENKI HASHIMURA¹, Kojiro OKABAYASHI¹ (1. National Institute of Technology, Kochi College)

*KOJIRO OKABAYASHI¹, Fuyuki Kawatake¹ (1. National Institute of Technology, Kochi College)

*HIBIKI HANADA¹, Yukihiro Morikawa¹, Kazuki Nakatani¹, Kenichi Maeda Maeda¹, Tomonori Sato Sato¹ (1. Nagoya Institute of Technology)