Japan Society of Civil Engineers 2026 Annual Meeting
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Session Details

Section I

維持管理(6)

Thu. Sep 3, 2026 3:10 PM - 4:30 PM JST
Thu. Sep 3, 2026 6:10 AM - 7:30 AM UTC
Room 2305, 3rd Floor, Building 2 (Hokkai School of Commerce)
3:10 PM - 3:20 PM JST(6:10 AM - 6:20 AM UTC)

[I-133]Estimating the cause of paint peeling on steel bridges with heavy anti-corrosion and considering repainting specifications

*Tomoaki Nishitani1, Syungo Matsui1 (1. West Nippon Expressway Company Limited)
3:20 PM - 3:30 PM JST(6:20 AM - 6:30 AM UTC)

[I-134]Study on repair painting for steel bridges with coating peeling in inorganic zinc-rich primer layers

*Shoma Iio1, Takamasa Fujimoto1, Hideki Otori2 (1. Nippon Expressway Research Institute Co., Ltd., 2. Shikoku Research Institute Inc.)
3:30 PM - 3:40 PM JST(6:30 AM - 6:40 AM UTC)

[I-135]Temporal and Spatial Variations of Rust Layers in Weathering Steel Bridges:
Reconsideration of the “Protective Rust Layer” Concept

*Isamu Kano1, Chihiro Morita2, Hiromichi Yasunami3, Kazutoshi Nakashima2 (1. KANOU Bridge Engineering & Consulting, 2. Miyazaki University, 3. Splice-Lab)
3:40 PM - 3:50 PM JST(6:40 AM - 6:50 AM UTC)

[I-136]Application of ion exchange desalination sheets to prevent re-deterioration after repainting of steel bridges

*Suguru Kano1, Satoshi Maeda1, Yoichi Yuki1 (1. Yokogawa Bridge Holdings Corp.)
3:50 PM - 4:00 PM JST(6:50 AM - 7:00 AM UTC)

[I-137]Sixth year results of the fundamental tests on the treatment method for the continued use of unpainted weathering steel

*Shota Ajiki1, Hana Ishibashi2, Masamichi Takebe3, Makoto Ohya3, Atsumi Imai4, Toshihiko Aso5 (1. Support Center for Practical Education, National Institute of Technology, Matsue College, 2. Advanced Production and Construction Systems, National Institute of Technology, Matsue College, 3. Department of Civil and Environmental Engineering, National Institute of Technology, Matsue College, 4. Public Works Research Center, 5. Graduate School of Science and Technology for Innovation, Yamaguchi University)
4:00 PM - 4:10 PM JST(7:00 AM - 7:10 AM UTC)

[I-138]Long-term applicability evaluation of high performance weathering steel (LALAC®-HS) in coastal areas

*Shin-Ichi Miura1, Isamu Kage1, Kuniaki Minami2 (1. JFE Steel Corporation, 2. Japan Railway Construction, Transport and Technology Agency)
4:10 PM - 4:20 PM JST(7:10 AM - 7:20 AM UTC)

[I-139]Effect of residual salts on the corrosion behavior and adhesion strength of blasted steel substrates

*Saeko Takano1, Aran Kim2, Shengyue Li2, Shigenobu Kainuma2 (1. Kyushu University, 2. Kyushu University Graduate School)
4:20 PM - 4:30 PM JST(7:20 AM - 7:30 AM UTC)

[I-140]A Study on the Durability of Heavy-Duty Coatings for Steel Road Bridges

*Tomonori Tomiyama1, Wint Thandar1 (1. Public Works Research Institute)
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