Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Poster PresentationRadioactive Waste Treatment/Disposal

放射性廃棄物の処理・処分(1)

Fri. Sep 12, 2025 9:00 AM - 10:20 AM JST
Fri. Sep 12, 2025 12:00 AM - 1:20 AM UTC
Wo

[12AM1-Wo-01]Shear properties of bentonite-based materials under high ion concentration conditions in coastal areas

*Ema Yoshikawa1, Yasutaka Watanabe1, Shingo Yokoyama1 (1. Central Research Institute of Electric Power Industry)

[12AM1-Wo-03]Fundamental study on photoacoustic method for ultrasonic characterization of unsaturated bentonite

*Kazushi Kimoto1 (1. Okayama University)

[12AM1-Wo-05]A Study on Mix Design of Bentonite Mixture with Sand and Gravel Considering Variability in Particle Size Distribution and Water Content

*Kenji Ishii1, Yuske Nakajima1, Ichizo Kobayashi1, Hiroshi Kobayashi1, Kunihiro Oyamada1, Yoshikatsu Yonemaru1, Masashi Ohta2, Satoshi Yoshida2, Koumei Ishiguro2 (1. KAJIMA CORPORATION, 2. JAPAN NUCLEAR FUEL LIMITED)

[12AM1-Wo-07]Study on the Application of Alternative Clay for Backfill Materials in Geological Disposal

*Osamu Yoshino1, Masataka Takei1 (1. nishimatsu Construction Co.,Ltd.)

[12AM1-Wo-09]Penetration Progression of Compacted Bentonite into Sand Voids and its Relation with the Development of Swelling Pressure

*Chiharu Urano1, Hideo Komine1, Kunlin Ruan1, Daichi Ito2, Hailong Wang3 (1. Waseda University, 2. Ibaraki University, 3. University of Tokyo)

[12AM1-Wo-11]Study on the effect of hydraulic gradient on bentonite-sand mixtures with low bentonite mixing ratios used in radioactive waste disposal repository

*Takashi Sekiguchi1, Suzu Koyama2, Daichi Ito2, Hideo Komine2 (1. TODA Corporation, 2. Waseda University)

[12AM1-Wo-13]Experimental study on the basal spacing of montmorillonite by swelling deformation

*Daigo Kunishima1, Hideo Komine1, Daichi Ito2, Kunlin Ruan1, Chiharu Urano1 (1. Waseda University, 2. Ibaragi University)
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