[III] トンネル③ | Japan Society of Civil Engineers 2025 Annual Meeting

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Session Details

Oral PresentationSection III

トンネル③

Thu. Sep 11, 2025 1:00 PM - 2:20 PM JST
Thu. Sep 11, 2025 4:00 AM - 5:20 AM UTC

3F D2

1:00 PM - 1:10 PM JST(4:00 AM - 4:10 AM UTC)

[III-161]simplified design tool for countermeasures against deformations in mountain tunnels caused by external forces during operation

*Tomoya Ushida¹, keisuke Shimamoto¹, Kazuhide Yashiro¹ (1. Railway Technical Reseach Institute)

1:10 PM - 1:20 PM JST(4:10 AM - 4:20 AM UTC)

[III-162]Advancement of the tunnel design calculation by three-dimensional analyses using the non-linear support material Part1

*Kasumi Ide¹, Hideo Yamamoto¹ (1. Retec Engineering)

1:20 PM - 1:30 PM JST(4:20 AM - 4:30 AM UTC)

[III-163]Advancement of the tunnel design calculation by three-dimensional analyses using the non-linear support material Part2

*Sho Ito¹, Hideo Yamamoto¹ (1. Retec Engineering)

1:30 PM - 1:40 PM JST(4:30 AM - 4:40 AM UTC)

[III-164]Model Experiment on the Effectiveness of Rock Bolts as a Countermeasure Against Tunnel Lining Collapse During Large Deformation of the Surrounding Ground

*Koki Kikuchi Kikuchi¹, Atsushi Kusaka¹, Tomoya Takatsu¹, Nobuharu Isago² (1. Public Works Research Institute, 2. Tokyo Metropolitan Public University)

1:40 PM - 1:50 PM JST(4:40 AM - 4:50 AM UTC)

[III-165]Study on the effect of inverts in preventing ground deterioration caused by road heave

*Yuzo Okui¹, Shogo Kunimura¹, Hiroaki Masuda², Kiyoto Nakano³, Nobuharu Isago⁴, Kazuo Nishimura⁴ (1. OYO corporation, 2. Nippon Expressway Research Institute Company Limited, 3. East Nippon Expressway Company Limited, 4. Tokyo Metropolitan University)

1:50 PM - 2:00 PM JST(4:50 AM - 5:00 AM UTC)

[III-166]Restraint Effect of Tunnel Displacement by Hydraulically Expansion Type Rock Bolt in Poor Geological Condition

*Kota Suzuki², Takuro Fukuyama¹, Takafumi Imai¹, Tomoki Suto¹, Fuminobu Teramura², Takafumi Kawamoto², Tomoaki Matsushita², Natsuki Ogura², Koichi Fujiwara², Taku Takishima² (1. JRTT, 2. KAJIMA)

2:00 PM - 2:10 PM JST(5:00 AM - 5:10 AM UTC)

[III-167]Study on the Applicability of Ground Deterioration Models to Vertical Pressure Due to Ground Loosening

*Tadashi Okabe¹, Tsuyoshi Matsunaga¹, Mitsuki Mizuki¹, Keisuke Shimamoto², Tomoya Ushida² (1. KFC Ltd., 2. Railway Technical Research Institute)

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