軟岩・硬岩

Tue. Jul 21, 2020 3:10 PM - 4:40 PM Room No. 2

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[21-2-4-01] Compaction control method considered water content for embabkment ground constructed by soft sedimentary rock soil

*shinji fukushima¹ (1. Fujita Corporation)

[21-2-4-02] Physical and strength characteristic of established embankment used by mudstone on expressways

*KOSUKE NAKASHIMA¹, HIROHIKO KUSAKA¹, TETSUO ABE¹, MASAHIDE OOGA² (1. Nippon Expressway Research Institute, 2. Hokuriku Branch, Diaconsultants Co. Ltd.)

[21-2-4-03] Study on slaking mechanisms of mudstone through analysis of behavior change after combustion-treatment

*Yoshinori Fukubayashi¹, Yudai Kokubu¹, Shigeki Sawayama², Atsushi Koyama¹, Daisuke Suetsugu¹ (1. University of Miyazaki, 2. Miyazaki Prefectural Soil Center)

[21-2-4-04] Grain crushing process and change characteristic behavior due to slaking

*Shotaro Ono¹, Takumi Hashimoto¹, Akiyoshi kamura¹, Motoki Kazama¹, Koki Sawano², Kazuyuki Nagao³ (1. Tohoku　University, 2. NEXCO Engineering Tohoku, 3. East Nippon Expressway Company)

[21-2-4-05] Permeability of rock materials including macro-fracture filled with clay minerals

*Masaki Asano¹, Masanori Kohno¹, Tsuyoshi Nishimura¹ (1. Tottori University)

[21-2-4-06] Estimation of rock mass strength considering crack growth

*Hiroaki kobayakawa¹, shinsuke Shimamura² (1. Central Research Institute of Electric Power Industry, 2. Denryoku Computing Center, Ltd.)

[21-2-4-07] Extraction of Crack Shape by Simulation of Crack Propagation in Rock

*Ryuhei Ikemoto¹, Shogo Izawa¹, Sho Ogata³, Hideaki Yasuhara², Kiyoshi Kishida¹ (1. Kyoto University, 2. Ehime University, 3. Osaka University)

[21-2-4-08] Analysis on weathering rate of cut slope based on elastic wave exploration

*Masashi Nagata¹, Mamoru Kikumoto², Sharmily Bhowmik², Toyokazu Murakami³, Naohiro Sato⁴ (1. Central Nippon Expressway Campany Limited, 2. Yokohama National University, 3. Nippon Expressway Research Institute Company Limited, 4. Meiji Consultant co.,ltd)

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