Japan Society of Civil Engineers 2026 Annual Meeting
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Session Details

Section I

維持管理(5)

Thu. Sep 3, 2026 1:30 PM - 2:50 PM JST
Thu. Sep 3, 2026 4:30 AM - 5:50 AM UTC
Room 2305, 3rd Floor, Building 2 (Hokkai School of Commerce)
1:30 PM - 1:40 PM JST(4:30 AM - 4:40 AM UTC)

[I-125]First-Principles Calculation of Reaction Barriers for Evaluating the Initial Corrosion Resistance of Laser-Prepared Steel Surfaces

*Kohei Kinouchi1, Sohan Kawamura1, Takashi Sakamoto1, Shoji Mochizuki1 (1. Device Technology Labs., NTT, Inc.)
1:40 PM - 1:50 PM JST(4:40 AM - 4:50 AM UTC)

[I-126]Evaluation of Chloride Ions after Laser Irradiation of Hot-Dip Galvanized Steel and Paint Adhesion after Accelerated Corrosion

*Takashi Sakamoto1, Housei Akazawa1, Sohan Kawamura1, Kohei Kinouchi1, Shoji Mochizuki1 (1. NTT, Inc.)
1:50 PM - 2:00 PM JST(4:50 AM - 5:00 AM UTC)

[I-127]Report on Field Trial of Laser Irradiation Surface Preparation Technology

*Katsumi Kats Hirose1, Morita Kazuhiro1, Yahara Daisuke1, Furumaki Yuuji2 (1. Yokogawa Bridge Corp., 2. Toyokoh Inc.)
2:00 PM - 2:10 PM JST(5:00 AM - 5:10 AM UTC)

[I-128]Evaluation of the Corrosion Properties of Zn-Based Thermal Sprayed Coatings Following Atmospheric Exposure Tests at Two Locations

*Ayame Morimoto1, Chihiro Morita2, Atsushi Nakano2, Eitaro Horisawa2, Noboru Yonezawa3 (1. Graduate school of university of Miyazaki, 2. University of Miyazaki, 3. DAIHEN Corporation)
2:10 PM - 2:20 PM JST(5:10 AM - 5:20 AM UTC)

[I-129]Study on the Evaluation of the Soundness of C-5 Coating Systems through Outdoor Exposure Test

*Minori Takahashi1, Akihiko Sato1, Kunitomo Sugiura1, Tomonori Tomiyama2, Hideto Kida3, Tetsuya Iida4, Risa Matsumoto1, Yasuo Kitane1 (1. Kyoto University, 2. Public Works Research Institute, 3. SHO-BOND Corporation, 4. The Takigami Steel Construction Co., Ltd)
2:20 PM - 2:30 PM JST(5:20 AM - 5:30 AM UTC)

[I-130]Investigation on Corrosion Behavior of Steel and Under Coating by Accelerated Corrosion and Atmospheric Exposure Experiments

*Kentaro Noda1, Mikihito Hirohata1, JIANG Feng1, Tomohiro Nakahara2 (1. The University of Osaka, 2. Japan Bridge Corporation)
2:30 PM - 2:40 PM JST(5:30 AM - 5:40 AM UTC)

[I-131]Towards the establishment of a method for evaluating the corrosion protection performance of repair paints.

*Masazumi Miura1, Tomonori Tomiyama2 (1. Public Works Research Center, 2. Public Works Research Institute)
2:40 PM - 2:50 PM JST(5:40 AM - 5:50 AM UTC)

[I-132]Relation between steel corrosion and environmental factors in an exposure sites under an elevated bridge

*Itaru Nishizaki1, Masazumi Miura1, Atsumi Imai1 (1. Public Works Research Center)
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