〇JIN SAITO¹, SHIGEAKI OKA¹, KATSUHARU SATO², TAKAYUKI NAKAGAWA⁶, JINSEI SHIKI⁶, NOBUNORI TAKEDA³, SHIGEYUKI SOGO⁴, TAKESHI TOKUNO⁵ (1.Tokyo Electric Power Company Holdings, 2.Tokyo Electric Power Company Power Grid, 3.Hiroshima Institute of Technology, 4.Near Future Concrete Association, 5.Japan Concrete Maintenance Association, 6.Tokyo Electric Power Services)

〇Ayaka Ogita¹, Yuki Hasegawa¹, Masayuki Matsumoto¹, Kazuhiko Hayashi¹ (1.National Institute Of Technology, kagawa college)

〇TAKAYOSHI TOMII¹, MASAAKI SATOU¹, AKIHIKO OGAHARA¹, TAKASHI OOSHITA² (1.Obayashi Corporation, 2.Consec Corporation)

〇Masafumi Takano¹, Yousuke Katano², Kensaku Ishibashi¹, Gohki Kobota² (1.Central Nippon Highway Engineering Nagoya, 2.Central Nippon Expressway)

〇Akihiko Takahashi¹, Kousuke Ono^1,2, Tadashi Abe^2,3, Hideto Takeda⁴ (1.Ono Kougyosho, 2.Nihon University, 3.China University of Technology, 4.Kaminoyama City)

〇Koichiro Obata¹, Hiroshi Taniguchi¹, Manabu Kobayashi², Kenta Yamamoto², Yoji Hosokawa³ (1.TRUST CO.,LTD, 2.KFC,Ltd., 3.HOSOKAWA Architecture Structure laboratory)

〇Satoshi Maehara¹, Yoshihiro Nakano¹, Katsuhiro Abe², Mitsuhiro Takeda³, Takashi Katsura¹, Masurao Watanabe¹, Hitoshi Ueta¹, Akihiro Suehiro¹, Takuma Hiragami¹ (1.Tokyu Construction , 2.Ministry of Land, Infrastructure and Transport, 3.Tohoku Gakuin University)

〇Natsumi Ikebata¹ (1.JFE Steel)

〇Matsuo Satoshi¹, Motoya Hirota¹, Hideki Maruya² (1.JR East Structural Engineering Center, 2.JR East Civil Engineering Center at Niigata)

〇Hideaki Shinohara¹, Yoshihiko Muto¹, Rikumi Yonemaru¹, Kouhei Koshiba², Norihiko Ogura³ (1.Metro Rail Facilities Co.,Ltd., 2.Tokyo Metro Co.,Ltd., 3.CORE Institute of Technology Corporation)