〇Kazuhiko Maegawa¹, Kiyoto Nakano¹, Shinobu Kaise¹ (1.Nippon Expressway Research Institute Company Limited)

〇shinobu kaise¹, kiyoto nakano¹, chihiro sugawara¹ (1.Nippon Expressway Research institute Company Limited)

〇Tetsuya YAMAZAKI¹, Hiroshi YAGI¹ (1.Central Nippon Expressway Company Limited)

〇Yuki Murata¹, Kiyoto Nakano¹, Shinobu Kaise¹ (1.NEXCO Research Institute Japan)

〇Kageyama Hisasi¹, Tanaka Yoriyuki¹, Andou Taku¹, Yasui Shigetoyo², Ishihara Hirokazu², kitou shigemi³ (1.Shimizu Corporation, 2.Japan Construction Machine Construction Association, 3.Aichi Prefectural Enterprise Agency)

〇YUZURU UEHARA¹, Masahiro Suzuki¹, Yasunori Eguchi², Shinsei Sugawara³, Ichirou Konakai¹ (1.TAISEI CORPORATION, 2.ENZAN KOUBOU CO.,LTD., 3.AKTIO Corporation)

〇Kanji Ito¹, Tetsuaki Arai¹, Yasuyuki Suzuki¹ (1.nishimatsu Construction)

〇Koya Soejima¹, Daisuke Nakanishi¹ (1.HAZAMA ANDO CORPORATION)

Kouji Sakanishi¹, Katumi Miyagawa¹, Hitoshi Tezuka², 〇Masafumi Ono³ (1.Kumagai Gumi Co.,Ltd. Civil Engineering Management Division Machinery and Materials Department, 2.Kumagai Gumi Co.,Ltd. Civil Engineering Management Division Tunnel Technology Department, 3.Kumagai Gumi Co.,Ltd. Civil Engineering Management Division Shield Technology Department)

〇Tsubasa Sato¹, Takuya Miyake¹, Hideyuki Sasaki¹, Masaaki Nakabayashi¹, Tomoyasu Katayose² (1.TODA CORPORATION, 2.Fukushima Prefecture)