Japan Society of Civil Engineers 2025 Annual Meeting
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Oral PresentationResearch on Diagnosis and Life Extension Technology for Road Bridge Decks

道路橋床版の設計の合理化と長寿命化技術(2)

Wed. Sep 10, 2025 10:40 AM - 12:00 PM JST
Wed. Sep 10, 2025 1:40 AM - 3:00 AM UTC
3F C2
10:40 AM - 10:50 AM JST(1:40 AM - 1:50 AM UTC)

[CS19-06]Proposal for an effective use method of microwave radar in RC slab maintenance

*Yuji Maki1, Dai Kobayashi1, Hirotsugu Yamada1, Yutaka Harada1, Hitoshi Nakajima2, Hiroyuki Saito2 (1. Dia Nippon Engineering Consultants Co., Ltd., 2. Gunma Prefecture)
10:50 AM - 11:00 AM JST(1:50 AM - 2:00 AM UTC)

[CS19-07]Slab maintenance management considered from verification results of the accuracy characteristics of electromagnetic wave radar

*Hirotsugu Yamada1, Dai Kobayashi1, Yuji Maki1, Yutaka Harada1, Hitoshi Nakajima2, Hiroyuki Saito2 (1. Dia Nippon Engineering Consultants Co., Ltd., 2. Guma prefecture)
11:00 AM - 11:10 AM JST(2:00 AM - 2:10 AM UTC)

[CS19-08]A Case Study on the Effectiveness of a Ground Penetrating Radar Survey in RC Bridge Deck Repair

*Takateru Oyama1, Hayato Sakagami1, Minori Okuda2, Katsuhiko Morimoto2, Norimitsu Kishi3 (1. Docon Co.,Ltd., 2. GEO SEARCH Co.,LTD, 3. Muroran Inst. of Technology)
11:10 AM - 11:20 AM JST(2:10 AM - 2:20 AM UTC)

[CS19-09]The relationship between upper side damage investigation result of concrete slabs by infrared investigation method and damage on the underside of concrete slab

*Ikumi Yoshimura1, Noritoshi Ueda1, Masato Nishina2 (1. West Nippon Expressway Engineering Kansai Company Limited, 2. West Nippon Expressway Company Limited)
11:20 AM - 11:30 AM JST(2:20 AM - 2:30 AM UTC)

[CS19-10]Experiments and Considerations on the Properties of a Lightweight Impact Vibration Apparatus Used to Evaluate the Integrity of Slab

*Hiroshi Yokoyama2, Seiya Hikino1, Yusuke Kurihashi2, Naoki Nishikawa2 (1. Dia Nippon Engineering Consultants Co., Ltd., 2. Kanazawa University.)
11:30 AM - 11:40 AM JST(2:30 AM - 2:40 AM UTC)

[CS19-11]A fundamental study on floor slab deflection measurement using the vibration distribution detection with 2D image

*Dai Chimura1, Syunsuke Maki1, Yuichi Sasaki1, Teruyasu Watanabe1 (1. Kumagai Gumi Co.,ltd.)
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