*Yohei Chiba¹, Kensaku Nagai¹, Masashi Yasuno¹, Hitoshi Morisawa¹, Masaya Miura¹, Shouzou Suzuki¹, Tomihiro Tanaka² (1. TOKYU CONSTRUCTION CO., 2. Ministry of Land, Infrastructure, Transport and Tourism Kinki Regional Development Bureau)

*Yutaka Masuda¹, Kazuhiko Mizutani¹, Yusuke Ogasawara¹, Shinsuke Hori¹, Junichi Mogi¹, Shinya Nishijima³, Hideto Mashimo², Shigetoyo Yasui² (1. MAEDA CORPORATION, 2. Japan Construction Method and Machinery Research Institute, 3. DSI NISSHIN)

*Osamu Iwata¹, Tatsuro Ogiso¹, Hirofumi Hattori¹, Noriaki Fujita¹ (1. Dai Nippon Construction)

*Keita Nakashima¹, Kazuyuki Fukuoka¹, Naoki Kaneko¹, Kaname Takagi¹ (1. TODA CORPORATION)

*Sohyun Ahn¹, Yuuichi Kanda¹, Takumi Terashima¹, Koki Kumagai¹ (1. TOBISHIMA CORPORATION)

Shuhei Shibayama¹, *Ryusuke Fukui¹ (1. TAISEI CORPORATION)

*Nobuhiko Azetsu¹, Yoshikatsu Maeda¹, Yuukou Sugitani², Naoki Ikushima², Hideaki Mikami² (1. West Nippon Expressway Company Limited, 2. TODA CORPORATION)

Takuro Fukuyama¹, Takafumi Imai¹, Toshifumi Koseki¹, *Takafumi Kawamoto², Tomoaki Matsushita², Masako Ishii², Keisuke Kurihara², Yasuyuki Miyajima², Junichi Kawabata² (1. Japan Railway Construction, Transport and Technology Agency , 2. KAJIMA CORPORATION)