Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Oral PresentationSection V

アルカリシリカ反応

Thu. Sep 11, 2025 1:30 PM - 2:50 PM JST
Thu. Sep 11, 2025 4:30 AM - 5:50 AM UTC
D301
1:30 PM - 1:40 PM JST(4:30 AM - 4:40 AM UTC)

[V-86]Investigation of alkali-silica reactivity during long-term curing in low-temperature water

*Makoto Tsuda1, Masahiro Nomura2, Kazuyuki Torii3 (1. National Institute of Technology, Ishikawa College, 2. Asahi Engineering Company Limited, 3. Central Nippon Highway Engineering Nagoya Company Limited)
1:40 PM - 1:50 PM JST(4:40 AM - 4:50 AM UTC)

[V-87]Impact of ASR-Reactive Aggregate and Alkali Addition on DEF Expansion of Mortar in High-Humidity Environment

*Natsuki Yoshida1, Yuto Shibui2 (1. Osaka University, 2. General Building Research Corporation of Japan)
1:50 PM - 2:00 PM JST(4:50 AM - 5:00 AM UTC)

[V-88]Strength properties of ASR-affected concreate and the effectiveness of a simple method for determining ASR

*Ryohei Iwamoto1, Noritoshi Ueda1, Masato Nishina2 (1. West Nippon Expressway Engineering Kansai, Inc., 2. West Nippon Expressway Company Limited)
2:00 PM - 2:10 PM JST(5:00 AM - 5:10 AM UTC)

[V-89]Experimental observation of cracking patterns due to alkali-silica reaction under restraint

*Hayato Takahashi1, Taito Miura2, Yuichiro Kawabata3 (1. Tohoku University, 2. Nagoya University, 3. Port and Airport Research Institute)
2:10 PM - 2:20 PM JST(5:10 AM - 5:20 AM UTC)

[V-90]A study on degradation scenarious of ASR damged structures based on field subey of actual stuctures

*Shodai Maezono1, Homare Nakanishi1, Hidenori Hamada2, Takayuki Fukunaga2, Hideo Tsutsumi3 (1. Taisei Corporation, 2. Kyushu University, 3. Kyushu Infrastructure Management Association)
2:20 PM - 2:30 PM JST(5:20 AM - 5:30 AM UTC)

[V-91]Alkali silica reaction in the Shinano River system, Niigata Prefecture

*Tasihi Kaneko1, Hirokazu Machida1, Masahiro Nomura2 (1. NEXCO Engineering Niigata Co., Ltd., 2. Asahi Engineering Co., Ltd.)
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