Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Oral PresentationSection III

トンネル⑨

Thu. Sep 11, 2025 2:40 PM - 4:00 PM JST
Thu. Sep 11, 2025 5:40 AM - 7:00 AM UTC
3F E1
2:40 PM - 2:50 PM JST(5:40 AM - 5:50 AM UTC)

[III-204]Information-Driven Construction for the Impact of Adjacent Large-Cross-Section and Ultra-Close Proximity Tunnels

*Tatsuya Nishizaki1, Isamu Otsuka1, Tomoyuki Nishitani1, Yasuhiro Asa1, Kosuke Saitou1, Noriyuki Yamada1, Seiji Kawai2, Takumi Otani2 (1. TAISEI CORPORATION, 2. East Nippon Expressway Company Limited)
2:50 PM - 3:00 PM JST(5:50 AM - 6:00 AM UTC)

[III-205]Trial Measurements and Pre-Analysis Predictions for Large Cross-Section and Ultra-Close Proximity Tunnels

*Ryota Muranaka1, Ohtuka Isamu1, Nisitani Tomoyuki1, Saito Kosuke1, Yamada Noriyuki1, Asa Yasuhiro1, Kawai Seizi2, Ohtani Takumi2 (1. TAISEI corporation, 2. East Nippon Expressway Company Limited)
3:00 PM - 3:10 PM JST(6:00 AM - 6:10 AM UTC)

[III-206]Improvement and joint bending test regarding the new compact joint for segment joint (No.1)

*Hiroyuki Minakami1, Kunihiro Hirayama2, Ikuo Fujiki3, Yoshitaka Iwasaki4, Ryuji Kondoh5 (1. Minakami Professional Engineer Office, 2. NIPPON CONCRETE INDUSTRIES CO., LTD., 3. PACIFIC CONSULTANTS CO., LTD., 4. SBJ, 5. KOWA Ltd.)
3:10 PM - 3:20 PM JST(6:10 AM - 6:20 AM UTC)

[III-207]Improvement and joint bending test regarding the new compact joint for segment joint (NO.2)

*Atsushi Tanaka1, Kunihiro Hirayama2, Ikuo Fujiki3, Yoshitaka Iwasaki4, Ryuji Kondoh5 (1. METRO DEVELOPMENT CO.,LTD., 2. NIPPON CONCRETE INDUSTRIES CO., LTD., 3. PACIFIC CONSULTANTS CO., LTD., 4. SBJ, 5. KOWA Ltd.)
3:20 PM - 3:30 PM JST(6:20 AM - 6:30 AM UTC)

[III-208]An Evaluation on Instrumentation & Monitoring for Initial Drive of Large Diameter Tunnel in Singapore

*Satoru Takeda1, Hirofumi Asano1, Yusuke Nakata1 (1. TAISEI Corporation)
3:30 PM - 3:40 PM JST(6:30 AM - 6:40 AM UTC)

[III-209]Development of Real-Time Monitoring System for Ahead of Tunnel Face in Shield Tunneling

*Jun-Ichi Sakakibara1, Nobuyoshi Isago2, Jun-Ichi Tanaka3 (1. JFE Civil Engineering & Construction Corporation, 2. Tokyo Metropolitan University, 3. JIM Technology Corporation)
3:40 PM - 3:50 PM JST(6:40 AM - 6:50 AM UTC)

[III-210]Practical study for seismic design of shield tunnel in the transverse direction using response seismic coefficient method incorporating beam-spring model

*Haruka Wake1, Naoko Seki1 (1. NIPPON CIVIC CONSULTING ENGINEERS CO., LTD)
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