Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Oral PresentationSection III

土質安定処理・地盤改良③

Thu. Sep 11, 2025 1:00 PM - 2:20 PM JST
Thu. Sep 11, 2025 4:00 AM - 5:20 AM UTC
3F D1
1:00 PM - 1:10 PM JST(4:00 AM - 4:10 AM UTC)

[III-131]Unconfined Compression Strength and Elastic Wave Velocity of Improved Soil Specimens with Embedded Soil Clods

*Takaaki Ariki1, Kenta Mizuno1 (1. Wakachiku Construction Co., Ltd.)
1:10 PM - 1:20 PM JST(4:10 AM - 4:20 AM UTC)

[III-132]Tensile Strength Investigation of Cement-improved Soft Ground by Middle-deep Mixing Method

*Akira Kitajima1, Shinji Fukushima1 (1. Fujita Corporation)
1:20 PM - 1:30 PM JST(4:20 AM - 4:30 AM UTC)

[III-133]A study on strength evaluation of clayey soil mixed with steelmaking slag cured under overburden pressure by focusing on its density

*Akio Takada1, Kazuhiro Tsurugasaki1 (1. Toyo Construction Co., LTD.)
1:30 PM - 1:40 PM JST(4:30 AM - 4:40 AM UTC)

[III-134]Study on Influence of Remixing on Strength Development in Deep Mixing Method

*Hirofumi Usui1, Ryota Nakao1, Takenori Hino1 (1. Saga University)
1:40 PM - 1:50 PM JST(4:40 AM - 4:50 AM UTC)

[III-135]Some Investigations on relationship between slag-mixed clay blending and unconfined compression strength

*Masaaki Katagiri1, Waku Ooshita1, Ryosuke Kato1, Yasuo Kasugai2, Tateyuki Fujimura2, Yoshiaki Kikuchi2, Masahiro Kitahara3, Takatoshi Kiyoyama3, Kaoru Kajiki3, Hinano Nakayama3, Kimitoshi Hayano4, Takeru Shoji4, Hideo Hashizume5, Nobuo Kikuchi5 (1. Nikken Sekkei, 2. Coastal Development Institute of Technology , 3. Kyushu Regional Construction Bureau, MLIT, 4. Yokohama National University, 5. Geo-design)
1:50 PM - 2:00 PM JST(4:50 AM - 5:00 AM UTC)

[III-136]Study on simple unconfined compression strength test for frozen soil

*Takaaki Onishi1, Kunio Minegishi2 (1. Raito Kogyo co.,ltd, 2. Nihon University)
2:00 PM - 2:10 PM JST(5:00 AM - 5:10 AM UTC)

[III-137]Fundamental study for reducing the range of ground improvement under the spread foundations by numerical analysis (Ⅰ)

*Takumu Nemoto1, Yuusuke Baba1, Naoki Nakamura1 (1. TEPCO Power Grid,Incorporated)
2:10 PM - 2:20 PM JST(5:10 AM - 5:20 AM UTC)

[III-138]Fundamental study for reducing the range of ground improvement under the spread foundations by numerical analysis(Ⅱ)

*Sakura Uemoto1, Yusuke Baba1, Naoki Nakamura1 (1. TEPCO Power Grid, Incorporated.)
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