Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Oral PresentationSection VI

山岳トンネル(3)

Thu. Sep 11, 2025 1:30 PM - 2:50 PM JST
Thu. Sep 11, 2025 4:30 AM - 5:50 AM UTC
225
1:30 PM - 1:40 PM JST(4:30 AM - 4:40 AM UTC)

[VI-614]Observational Construction with Nomograms Using Three-Dimensional Analysis

*Hiroki Ueda1, Ren Ikeda1, Daisuke Onozuka1, Yuta Imatomi2, Takayuki Honma2 (1. KAJIMA CORPORATION, 2. YOKOHAMA MINATOMIRAI RAILWAY COMPANY)
1:40 PM - 1:50 PM JST(4:40 AM - 4:50 AM UTC)

[VI-615]Construction results of intersections using urban NATM

*Hiroaki Yonehana1, Daisuke Onozuka1, Takayuki Honma2, Yuta Imatomi2 (1. KAJIMA CORPORATION, 2. YOKOHAMA MINATOMIRAI RAILWAY COMPANY)
1:50 PM - 2:00 PM JST(4:50 AM - 5:00 AM UTC)

[VI-616]Construction of a large-diameter NATM tunnel directly beneath a national highway and a power station approach road

*Hiroyuki Takahashi1, Takagi Masamitsu1, Hiromatsu Naoto1, Itakura Tooru1, Sou Fumiharu1, Sakuma Akira2 (1. AokiAsunaro, 2. KokudokoutsusyouKinkichihouseibikyoku)
2:00 PM - 2:10 PM JST(5:00 AM - 5:10 AM UTC)

[VI-617]Construction Report of Ultra-Large Cross-Section Tunnel in Sloped Cross Terrain

*Takumi Shichijo1, Yoshinori Nunozaki2 (1. Kumagai Gumi Co.,Ltd., 2. Ministry of Land, Infrastructure, Transport and Tourism Kinki Regional Development Bureau)
2:10 PM - 2:20 PM JST(5:10 AM - 5:20 AM UTC)

[VI-618]Consideration of steel support materials for large cross-section tunnel post-construction

*Yusuke Miyano1, Youhei Yamaguchi1, Naoki Ikushima1, Hideaki Mikami1 (1. TODA CORPORATION)
2:20 PM - 2:30 PM JST(5:20 AM - 5:30 AM UTC)

[VI-619]Construction of the tunnel entrance where a 17m thick talus layer is piled up

*Naoki Goto1, Tomonori Miyagi2, Tamotsu Kurosawa3, Yoshinobu Furuya1 (1. Obayashi Corporation, 2. Saitama Prefecture, 3. CTI Engineering Co.,Ltd.)
2:30 PM - 2:40 PM JST(5:30 AM - 5:40 AM UTC)

[VI-620]Development of a method for fixing rebar in waterproof road tunnels, which have the world's largest excavated cross section.

*Teruhiro Fukushima1, Keita Igawa1, Thuji Hiroyuki1, Takafumi Yamagishi1, Inoue Yuuta1, Sakurai Hiroshi2, Nishizato Ryou2 (1. Kajima Corporation, 2. KFC Corporation)
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