Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Oral PresentationSection VI

山岳トンネル(1)

Thu. Sep 11, 2025 9:30 AM - 10:50 AM JST
Thu. Sep 11, 2025 12:30 AM - 1:50 AM UTC
225
9:30 AM - 9:40 AM JST(12:30 AM - 12:40 AM UTC)

[VI-600]Visualization and results of tunnel face observation and exploration ahead of the face in the heterogenous rock mass caused by hydrothermal alteration

*Aren Kanazawa1, Shuro Yoshikawa1, Ryoichi Asaumi2, Ken-ichi Adachi2 (1. Institute of Technology, Shimizu Corporation, 2. Kyusyu Branch, Shimizu Corporation)
9:40 AM - 9:50 AM JST(12:40 AM - 12:50 AM UTC)

[VI-601]Management of tunnel face using drilling survey (DRISS)

*Taichi Shimokawa1, Hironori Katou1, Yoshifumi Takeda1, Toshiaki Hara1 (1. Toda Corporation)
9:50 AM - 10:00 AM JST(12:50 AM - 1:00 AM UTC)

[VI-602]Development of hybrid exploration for geological evaluation ahead of tunnel faces

*Yoshihiro Miyake1, Okuzawa Koichi1, Atsushi Watanabe1, Akihiro Miyakoshi1, Eisuke Satou2, Taiyou Sotani3 (1. OBAYASHI CORPORATION, 2. Japan Foundation Engineering Co., Ltd., 3. NC Geophysical Survey Co., Ltd.)
10:00 AM - 10:10 AM JST(1:00 AM - 1:10 AM UTC)

[VI-603]A Study on Prediction Accuracy of Water Inflow Detection by Tunnel Seismic Reflection Survey

*Yuta Ara1, Ryohei Hase1, Dohta Awaji1, Iruma Yagi1, Takuho Sakura2 (1. Shimizu Corporation, 2. Japan Railway Construction, Transport and Technology Agency)
10:10 AM - 10:20 AM JST(1:10 AM - 1:20 AM UTC)

[VI-604]Applicability of Gaussian Mixture Model to Estimation of Support Pattern using Drilling Data

*Koji Tsukamoto1, Masaki Nakanishi1, Daisuke Sato2 (1. Okumura Corporation, 2. Japan Railway Construction, Transport and Technology Agency)
10:20 AM - 10:30 AM JST(1:20 AM - 1:30 AM UTC)

[VI-605]An evaluation method of rock fracture characteristics using drilling parameters from computer-assisted jumbo

*Takashi Ichiki1, Kazuo Sakai1, Masahito Yamagami1, Kohei Tone2, Kazuki Ikeda2 (1. Taisei Advanced Center of Technology, 2. Shikoku Branch, Taisei Corporation)
10:30 AM - 10:40 AM JST(1:30 AM - 1:40 AM UTC)

[VI-606]Investigation and Measures for the Secondary Fault Section Tunnel Construction in the Early Aso Volcanic Rock Series

*Sota Fujishiro1, Yane Kenji1, Uto Chiharu1, Ueda Disuke2 (1. NISHIMATSU CONSTRUCTION, 2. Kyushu Electric Power Company)
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