Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Oral PresentationSection V

環境配慮型コンクリート3

Thu. Sep 11, 2025 1:30 PM - 2:50 PM JST
Thu. Sep 11, 2025 4:30 AM - 5:50 AM UTC
E303
1:30 PM - 1:40 PM JST(4:30 AM - 4:40 AM UTC)

[V-189]Study on the effects of organic amine compounds and air-entraining agents on mortar carbonation -Part4: Evaluation of the effects of pore distribution on the carbonation on hardened mortar

*Akihiro Furuta1, Yuchi Nemoto1, Ryosuke Saito1, Takuya Oishi1, Shinji Tamaki1, Kazuhisa Okada1, Yukiko Nishioka2, Kohei Eguchi2, Daijiro Tsuji2, Masaro Kojima2 (1. TAKEMOTO OIL & FAT CO., LTD., 2. TAKENAKA CORPORATION)
1:40 PM - 1:50 PM JST(4:40 AM - 4:50 AM UTC)

[V-190]Scaling resistance of carbonation-cured γ-C2S blended concrete due to freezing and thawing

*Hiroshi Minagawa1, Ryotaro Ogawa1, Tatsuya Aoki1, Hayato Takahashi1, Shintaro Miyamoto1, Makoto Hisada1, Kanako Mori2, Takeshi Torichigai2 (1. Tohoku University, 2. Kajima Corporation)
1:50 PM - 2:00 PM JST(4:50 AM - 5:00 AM UTC)

[V-191]Consideration regarding carbonation of low carbon concrete (Part 2)

*Akira Shimmura1, Shogo Nojima1, Takatoshi Tajima1 (1. Obayashi Corporation)
2:00 PM - 2:10 PM JST(5:00 AM - 5:10 AM UTC)

[V-192]Study on water penetration rate coefficient of low carbon high performance concrete

*Hideo Eguchi1, Hiroyuki Hayano1, Satoshi Tanaka1, Masahiro Maeda1, Makoto Sato2 (1. Nippon Hume Corporation, 2. Tokyo Metropolitan Sewerage Service Corporation)
2:10 PM - 2:20 PM JST(5:10 AM - 5:20 AM UTC)

[V-193]Study on Strength and Neutralization of Low Carbon Concrete with Lithium Nitrite Addition

*Hikaru Yuji1, Hazehara Hirotaka2, Hashimoto ryota2, Ushida Jun3, Haruguchi Masahiro4, Abe Ryo4 (1. TOYO CONSTRUCTION CO.,LTD., 2. Fukuoka University, 3. Fukuoka University Graduate School , 4. Kyushu Electric Power Company, Incorporated)
2:20 PM - 2:30 PM JST(5:20 AM - 5:30 AM UTC)

[V-194]Carbonation Behavior of Alkali-Active Materials Admixed with Stainless Slag Powder

*Yasutaka Ta1, Hisahiro Matsunaga1, Hiroka Onda2, Hiroshi Minagawa3, Hayato Takahashi2, Shintaro Miyamoto2, Makoto Hisada2 (1. JFE Steel Corp., 2. Tohoku Univeristiy, 3. Utsunomiya University)
2:30 PM - 2:40 PM JST(5:30 AM - 5:40 AM UTC)

[V-195]On the Corrosion Protection Performance of Reinforcement Embedded in Alkali-Activated Material Concrete

*Daisuke Yamamoto1, Kazuo Ichimiya1 (1. National Institute of Technology, Oita, College)
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