Japan Society of Civil Engineers 2025 Annual Meeting
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Session Details

Oral PresentationSection VI

地下構造物(2)

Fri. Sep 12, 2025 3:10 PM - 4:30 PM JST
Fri. Sep 12, 2025 6:10 AM - 7:30 AM UTC
212
3:10 PM - 3:20 PM JST(6:10 AM - 6:20 AM UTC)

[VI-1079]A study on the actual compressive strength of concrete in subway cut-and-covertunnels constructed more than 50 years ago.

*Hiroto Takahashi1, Kenichi Hirota1, Hiroaki Hashiguchi1 (1. Tokyo Metro Co., Ltd)
3:20 PM - 3:30 PM JST(6:20 AM - 6:30 AM UTC)

[VI-1080]Ground improvement of the underside of existing structures during drift excavation forsubway renovation work.-Construction work for the installation of an electric room and other work on the TokyoMetro Ginza Line Suehirocho B Line-.

*Shota Ikarashi1, Naoaki Shiroishi1 (1. Tokyo Metro Co.,Ltd)
3:30 PM - 3:40 PM JST(6:30 AM - 6:40 AM UTC)

[VI-1081]Mitigation Measures for Lost Drilling Slurry in Diaphragm Wall Construction

*Masaki Kitagawa1, Masatoshi Ohashi1, Ryota Nozawa1, Kazuto Hata2, Kenta Watanabe2, Nao Uchida2 (1. Central Japan Railway Company, 2. PENTA-OCEAN CONSTRUCTION CO., LTD.)
3:40 PM - 3:50 PM JST(6:40 AM - 6:50 AM UTC)

[VI-1082]Construction of large cross section tunnel By using Under Road Tunnel Method at Chuo Shinkansen Kanagawa Prefecture (tentative)

*Taiki Tokunaga1, Taro Yoshikawa1, Susumu Shibao1, Tsuyoshi Omokawa1, Toshihiko Kobayashi2 (1. Cental Japan Railway Company, 2. OKUMURA CORPORATION)
3:50 PM - 4:00 PM JST(6:50 AM - 7:00 AM UTC)

[VI-1083]Center pillar installation plan for Chuo Shinkansen Kanagawa Prefecture Station (tentative)

*Taro Yoshikawa1, Yuji Hayamizu1, Keisuke Shioda1, Misaki Yoshida1 (1. Central Japan Railway Company)
4:00 PM - 4:10 PM JST(7:00 AM - 7:10 AM UTC)

[VI-1084]Efforts of strengthen community collaboration at construction of Chuo Shinkansen Kanagawa Prefecture Station (tentative)

*Akiteru Kogane1, Yuka Shimamura1, Hiroyuki Komatsu1, Taro Yoshikawa1 (1. Central Japan Railway Company)
4:10 PM - 4:20 PM JST(7:10 AM - 7:20 AM UTC)

[VI-1085]Construction of diaphragm wall for underground structure of high-rise building in close proximity to railway line and at narrow location (part 1)

*Hirofumi Ikemoto1, Sato Maiko1 (1. East Japan Railway Company)
4:20 PM - 4:30 PM JST(7:20 AM - 7:30 AM UTC)

[VI-1086]Construction of diaphragm wall for underground structure of high-rise building in close proximity to railway line and at narrow location (part 2)

*Maiko Sato1, Hirofumi Ikemoto1 (1. East Japan Railway Company)
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