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⑥

Fri. Sep 12, 2025 1:00 PM - 2:20 PM JST
Fri. Sep 12, 2025 4:00 AM - 5:20 AM UTC
C407
1:00 PM - 1:10 PM JST(4:00 AM - 4:10 AM UTC)

[III-334]Evaluation of improved structure by mechanical mixing method using CCU materials

*Yuya Uchikawa1, Haruka Yokoyama1, Kazunari Okada1, Sho Oyama1, Mitsuru Kato1, Takashi Koyama1, Takahiro Nakanishi2, Keisuke Tsukimata2, Jun Sato2, Takeshi Katsumi3 (1. KONOIKE CONSTRUCTION CO.,LTD., 2. NITTOC CONSTRUCTION CO.,LTD., 3. Kyoto University)
1:10 PM - 1:20 PM JST(4:10 AM - 4:20 AM UTC)

[III-335]Experimental study on strength development of improved soil using cement-free solidification material

*Motoharu Uchida1, Ryo Sakamoto1, Dayani Sanjeewani1, Naoki Takahashi1 (1. SUMITOMO MITSUI Construction CO.,LTD.)
1:20 PM - 1:30 PM JST(4:20 AM - 4:30 AM UTC)

[III-336]Case Studies of Low-Carbon Ground Improvement Materials.

*Tetsunosuke Morotomi1, Toshihiko Miura1 (1. Obayashi Corporation)
1:30 PM - 1:40 PM JST(4:30 AM - 4:40 AM UTC)

[III-337]Laboratory Mix Proportion Test of Carbon-Neutral Soil Solidification Using Gasification Residue

*Prissillia Oktaviani1, Ueno Kazuhiko1, Akimoto Teppei1, Emori Tatsuya1, Watabe Yoichi2, Yamashita Takuto2 (1. PENTA-OCEAN CONSTRUCTION CO.,LTD., 2. HOKKAIDO UNIVERSITY)
1:40 PM - 1:50 PM JST(4:40 AM - 4:50 AM UTC)

[III-338]Example of application of environmentally friendly low-carbon soil amendments

*Masaki Miwa1, Masanori Nosei2, Tomoharu Ito1, Tetsunosuke Morotomi1 (1. OBAYASHI CORPORATION, 2. MLIT)
1:50 PM - 2:00 PM JST(4:50 AM - 5:00 AM UTC)

[III-339]Toward low-carbon construction and efficient design of the CPG method - Outline -

*Kanji Takenochi1, Shinji Sassa2, Ryoji Kobori3, Keita Takada4, Kiyotaka Ono5 (1. SANSHIN CORPORATION, 2. Port and Airport Research Institute, National Institute of Maritime, Port and Aviation Technology, 3. Mirai Construction CO., LTD., 4. FUKKEN CO., LTD., 5. Toko Geotech Corporation)
2:00 PM - 2:10 PM JST(5:00 AM - 5:10 AM UTC)

[III-340]Toward low-carbon construction and efficient design of the CPG method - Suppressing ground upheaval and lateral movement, relative density and K0 value -

*Ryoji Kobori1, Shinji Sassa2, Mine Malino Takata3, Tetsuya Iwaki4, Shinpei Noguchi5 (1. Mirai Construction CO., LTD., 2. Port and Airport Research Institute, National Institute of Maritime, Port and Aviation Technology, 3. SANSHIN CORPORATION, 4. FUKKEN CO., LTD., 5. TOKO GEOTECH CORPORATION)
2:10 PM - 2:20 PM JST(5:10 AM - 5:20 AM UTC)

[III-341]Toward low-carbon construction and efficient design of the CPG method- Effect of cement type and equivalent improvement rate -

*Shimpei Noguchi1, Shinji Sassa2, Ryoji Kobori3, Kanji Takenouchi4, Keita Takada5, Chikai Kaneko6 (1. Toko Geotech Corporation, 2. Port and Airport Research Institute, National Institute of Maritime, Port and Aviation Technology, 3. Mirai Construction CO., LTD., 4. SANSHIN CORPORATION, 5. FUKKEN CO., LTD., 6. ATON Civil Engineering&Technology,Inc.)
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