Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Oral PresentationSection VI

地下構造物(1)

Fri. Sep 12, 2025 1:30 PM - 2:50 PM JST
Fri. Sep 12, 2025 4:30 AM - 5:50 AM UTC
212
1:30 PM - 1:40 PM JST(4:30 AM - 4:40 AM UTC)

[VI-1071]A case on measurement and management of stormwater sewer with underground pedestrian pathway construction

*Yuji Hayashi1, Yasuhiro Isshiki1, Masakazu Katayama2 (1. MAEDA CORPORATION, 2. Nikken Sekkei Ltd.)
1:40 PM - 1:50 PM JST(4:40 AM - 4:50 AM UTC)

[VI-1072]A study on connection of round steel and deformed steel bars in renovation works of underground structures(part2).

*Keisuke Okanoya1, Kenichi Hirota1, Tsutomu Otsuka1 (1. Tokyo Metro Co.,Ltd)
1:50 PM - 2:00 PM JST(4:50 AM - 5:00 AM UTC)

[VI-1073]Adoption of precast structure in the vertical shaft top plate for electric power

*Hidekazu Usami1, Yasuhiro Asa1, Masahiro Akamatsu1, Yukihisa Miyaguchi1, Taisei Sakai2, Makoto Kajiwara2 (1. Taisei Corporation, 2. Tokyo Electric Power Company Holdings)
2:00 PM - 2:10 PM JST(5:00 AM - 5:10 AM UTC)

[VI-1074]Securing Watertightnesse in Applicatipon of Half Precast Tops to Power Shaft

*Taisei Sakai1, Makoto Kajihara1, Yukihisa Miyaguchi2, Yasuhiro Asa2 (1. TEPCO Power Grid, Incorporated, 2. TAISEI CORPORATION)
2:10 PM - 2:20 PM JST(5:10 AM - 5:20 AM UTC)

[VI-1075]Construction method of open-cut method where multiple underground buried objects exist

*Kana Kawauchi1, Shinji Kadowaki1, Ryota Nakamoto1 (1. TAISEI CORPORATION)
2:20 PM - 2:30 PM JST(5:20 AM - 5:30 AM UTC)

[VI-1076]Construction results of Artificial Ground Freezing method with reduced impact on adjacent existing tunnel.

*Tatsuhito Kotsugai1, Yasuhiko Uchida2, Seiya Tanaka2, Satoshi Yoshida1 (1. SEIKEN CO.,LTD., 2. TAISEI CORPORATION)
2:30 PM - 2:40 PM JST(5:30 AM - 5:40 AM UTC)

[VI-1077]Demolition of Existing Structure and Rainwater Infiltration Prevention Measures in Narrow Areas

*Taiga Oda1, Masahito Uchizono1, Hayato Ikeda1 (1. TAISEI CORPORATION)
2:40 PM - 2:50 PM JST(5:40 AM - 5:50 AM UTC)

[VI-1078]Experimental optimizatio on long-distance,low-discharge dry spray method for narrow space construction.

*Yujiro Saito1, Kensuke Sakai1, Kuninori Takanashi1, Akihito Ogura1, ATSUSHI KASHIMA2, Gento Nakajima2, Tomonori Seki2, MASAYUKI AKASHI2 (1. Tokyo Densetsu Service Co.,Ltd, 2. Sumitomo Osaka Cement Co.,Ltd.)
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