Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Oral PresentationSection I

維持管理(3)

Thu. Sep 11, 2025 2:40 PM - 4:00 PM JST
Thu. Sep 11, 2025 5:40 AM - 7:00 AM UTC
E107
2:40 PM - 2:50 PM JST(5:40 AM - 5:50 AM UTC)

[I-117]Comparison of blast-cleaning and power-tool cleaning at cohesive failure

*Yukihiro Kato1, Yousuke Iizuka1, Yoshiki Mononaga1, Yasuhiro Mayuzumi2, Yuhei Shimizu2, Koki Wada2 (1. Nagoya Expressway Public Corporation, 2. Dai Nippon Toryo Company,Limited)
2:50 PM - 3:00 PM JST(5:50 AM - 6:00 AM UTC)

[I-118]Durability evaluation of repaint coatings after cohesive breakdown

*Koki Wada1, Yousuke Iizuka2, Yukihiro Kato2, Yoshiki Mononaga2, Yasuhiro Mayuzumi1, Yuhei Shimizu1 (1. Dai Nippon Toryo Company,Limited, 2. Nagoya Expressway Public Corporation)
3:00 PM - 3:10 PM JST(6:00 AM - 6:10 AM UTC)

[I-119]Salt composition on girders of steel brides at mountainous area in Shimane

*Masamichi Takebe1, Kawai Yuzuki1, Ohya Makoto1, Ito Takahiro2, Kishino Ayaka2, Hanada Mayuko2, Kuwano Hiroyuki2 (1. National institute of Technology, Matsue College, 2. E.Kyouritsu Co.,Ltd.)
3:10 PM - 3:20 PM JST(6:10 AM - 6:20 AM UTC)

[I-120]Characteristics of salt deposition distribution around steel bridge girder ends in mountainous areas of Shimane Prefecture

*Takahiro Ito1, Ayaka Kishino1, Mayuko Hanada1, Hiroyuki Kuwano1, Masamichi Takebe2, Yuzuki Kawai2, Makoto Ohya2 (1. kyouritsu engineer co.,ltd., 2. National Institute of Technology, Matsue College.)
3:20 PM - 3:30 PM JST(6:20 AM - 6:30 AM UTC)

[I-121]Assessment of Corrosion Environment in Weathering Steel Bridge Girders and condition after 15 years

*Makoto Ohya1, Atsumi Imai2, Masamichi Takebe1, Nozomu Hirose1 (1. National Institute of Technology, Matsue College, 2. The Public Works Research Center)
3:30 PM - 3:40 PM JST(6:30 AM - 6:40 AM UTC)

[I-122]Report on the progress of approximately 10 years since early rust prevention measures were implemented for repainting the Shioirigawa Bridge in Fukuoka Prefecture

*Atsumi Imai1, kazutoshi nakasima1, yasunami hiromichi1, susumu ootsuka2, kouzi kiyotake2, ryouzi ueda2 (1. Public Works Research Center, 2. Fukuoka Prefecture)
3:40 PM - 3:50 PM JST(6:40 AM - 6:50 AM UTC)

[I-123]Experimental Investigation on Durability of Simplified Repainting Systems Using Induction Heating Paint Removal

*Feng Jiang1, Mikihito Hirohata1, Sota Inoue1, Tomonori Nakahara2 (1. Osaka University, 2. Japan Bridge Corporation)
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