Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Oral PresentationSection VI

シールドトンネル(8)

Fri. Sep 12, 2025 1:30 PM - 2:50 PM JST
Fri. Sep 12, 2025 4:30 AM - 5:50 AM UTC
E205
1:30 PM - 1:40 PM JST(4:30 AM - 4:40 AM UTC)

[VI-984]Countermeasures against settlement during shield tunneling in collapsible ground

*Satoru Sumi1 (1. NISHIMATSU CONSTRUCTION CO.,LTD.)
1:40 PM - 1:50 PM JST(4:40 AM - 4:50 AM UTC)

[VI-985]Report on shield tunneling inthe layer of gravel with cobbles

*Hiroki Ebata1, Kotaki Shinya1 (1. Shimz corporate)
1:50 PM - 2:00 PM JST(4:50 AM - 5:00 AM UTC)

[VI-986]Investigation of Methods of Removing Rock Cluster Encountered during Excavation with SENS -Hokkaido Shinkansen, Yotei Tunnel (Arishima)-

*Koki Okamoto1, Shigeru Uematsu1, Ryo Kojima2 (1. Japan Railway Construction, Transport and Technology Agency, 2. Kumagai Gumi)
2:00 PM - 2:10 PM JST(5:00 AM - 5:10 AM UTC)

[VI-987]Hokkaido Shinkansen, Yotei Tunnel (Arishima) Removal of rock blocks obstructing the SENS excavation

*Shota Ishiyama1, Tomishige Hiraishi1, Yosuke Toma2 (1. Kumagai Gumi Co.,Ltd., 2. JRTT)
2:10 PM - 2:20 PM JST(5:10 AM - 5:20 AM UTC)

[VI-988]Study on measuring method for bit wear in rock shield tunneling and its results

*Tomoya Itano1 (1. Maeda Corporation)
2:20 PM - 2:30 PM JST(5:20 AM - 5:30 AM UTC)

[VI-989]Shield Tunneling in Hard Ground Formations of Senri Hills

*Wataru Fukushima1, Takasi Kohma1, Yui Orimoto1, Yuji Tsurumoto2, Ken Murase3, Kunihiko Matsumoto3, Takayuki Yamada2, Kazuki Yasumuro2 (1. Konoike Construction Co.,Ltd, 2. Konoike Construction Co., Ltd. - Hanshin Construction Joint Venture, 3. Osaka Gas Network Co., Ltd.)
2:30 PM - 2:40 PM JST(5:30 AM - 5:40 AM UTC)

[VI-990]Prior removal of rock masses that would impede shield tunneling based on geological survey results -Hokkaido Shinkansen, Yotei Tunnel (Hirafu Site)-

*Ryota Kobe1, Shigeru Uematsu1, Masashi Negoro2 (1. Japan Railway Construction, Transport and Technology Agency, 2. Okumura Corporation)
2:40 PM - 2:50 PM JST(5:40 AM - 5:50 AM UTC)

[VI-991]countermeasure of cutter desk occlusion during shield tunneling in the hard clay soil

*Rika Minami1, Hirobumi Iwai1, Wataru Shiraishi1, Takashi Yoshizawa1, Brilleon Agusnatan1 (1. SHIMIZU CORPORATION)
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