*Tadahiko Shiomi¹, Yoshihiro Fujiwara¹, Yuki Wada², Kazuomi Ichikawa³, Kazunori Tokida³ (1. Mind Inc., 2. Okumura Corporation, 3. Japanese Techinical Association for Steel Pipe Piles and Sheet Piles)

*Yuki Wada¹, Tadahiko Shiomi², Yoshihiro Fujiwara², Kazuomi Ichikawa³, Kazunori Tokida³ (1. Okumura Corporation, 2. Mind Inc., 3. Japanese Technical Association for Steel Pipe Piles and Sheet Piles)

*Yasuo Tomono¹, Han Vo-Cong¹, Kinji Takeuchi¹, Tatsunori Matsumoto² (1. Takeuchi Construction Inc., 2. Kanazawa University)

*Han Vo-Cong¹, Yasuo Tomono¹, Kinji Takeuchi¹, Tatsunori Matsumoto² (1. Takeuchi Construction Inc., 2. Kanazawa University)

*Ichiro Doi¹, Taisuke Sanagawa¹, Daisuke Ishikawa¹ (1. Railway Technical Research Institute)

*Yoshimasa Shigeno¹, Kiyoshi Yamashita¹ (1. Takenaka Corporation)

*Shu Suzuki¹, Ikuto Azuma¹, Ho Cho¹ (1. Nagoya Institute of Technology)