Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Oral PresentationSection I

維持管理(2)

Thu. Sep 11, 2025 1:00 PM - 2:20 PM JST
Thu. Sep 11, 2025 4:00 AM - 5:20 AM UTC
E107
1:00 PM - 1:10 PM JST(4:00 AM - 4:10 AM UTC)

[I-110]Current Status and Future Maintenance Policy of stringer bearing on the Honshu-Shikoku Bridges

*Koji Hirayama1, Yusuke Kosaka1 (1. Honshu-Shikoku Bridge Expressway Company Limited)
1:10 PM - 1:20 PM JST(4:10 AM - 4:20 AM UTC)

[I-111]Analytical study on the influence of functional degradation of steel deck stringer bearing on surrounding members

*Ibuki Ayashiro1, Haruhiko Kono2, Shota Sakae2, Takahiro Kumai2, Yoshiteru Yokoi3, Hironori Watanabe4 (1. Honshi-Expressway Bridge Engineering Co.,Ltd., 2. Honshu-Shikoku Bridge Expressway Company Limited, 3. National Institute for Land and Infrastructure Management, 4. Sogo Engineering Inc.,)
1:20 PM - 1:30 PM JST(4:20 AM - 4:30 AM UTC)

[I-112]An Actual Bridge Study on the Impact of Reduced Functionality in Steel Deck Girder Supports on Surrounding Components

*Shota Sakae1, Haruhiko Kono1, Takahiro Kumai1, yoshiteru Yokoi2, Hironori Watanabe3, Ibuki Ayashiro4 (1. Honshu-Shikoku Bridge Expressway Company Limited, 2. National Institute for Land and Infrastructure Management, 3. Sogo Engineering Inc , 4. Honshi-Expressway Bridge Engineering Co.,Ltd)
1:30 PM - 1:40 PM JST(4:30 AM - 4:40 AM UTC)

[I-113]Study on Methods to Control Galvanic Corrosion of Carbon Steel and Stainless Steel

*Kota Annora1, Satoshi Aramaki1, Wataru Hane1, Tetuhiro Shimozato2, Dai Shiroma2 (1. CTI Engineering Co.,Ltd., 2. University of the Ryukyus)
1:40 PM - 1:50 PM JST(4:40 AM - 4:50 AM UTC)

[I-114]Experimental investigation of sheet pile corrosion in brackish and fresh water environments

*Tomonori Tomiyama1, Wint Thandar1 (1. Public Works Research Institute)
1:50 PM - 2:00 PM JST(4:50 AM - 5:00 AM UTC)

[I-115]Corrosion potential of carbon steel in river water: considering on sulphate-reducing bacteria

*Winto Tanda1, Tomiyama Tomonori2 (1. Public Works Research Institute, 2. Public Works Research Inistitute)
2:00 PM - 2:10 PM JST(5:00 AM - 5:10 AM UTC)

[I-116]REPORT ON SPECIMENS WITH HEAVY DUTY COATING EXPOSED OUTDOORS FOR 35 YEARS

*Masaki Iwai1, Takamasa Fujimoto1 (1. Nippon Expressway Research Instutite Company Limited)
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