[VI] シールドトンネル（セグメント）(3) | 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（セグメント）(3)

Fri. Sep 12, 2025 11:10 AM - 12:30 PM JST
Fri. Sep 12, 2025 2:10 AM - 3:30 AM UTC

E305

11:10 AM - 11:20 AM JST(2:10 AM - 2:20 AM UTC)

[VI-1014]Development Part4 of Ultra High Strength Reinforced Concrete Segment -Durability of Ultra High Strength Concrete-

*Kenji Mito¹, Hirofumi Tanaka², Kunihiro Hirayama³ (1. NISHIMATSU CONSTRUCTION CO.,LTD., 2. TODA CORPORATION, 3. NIPPON CONCRETE INDUSTRIES CO.,LTD.)

11:20 AM - 11:30 AM JST(2:20 AM - 2:30 AM UTC)

[VI-1015]Development of Ultra-High-Strength RC Segments Part 5 -Immersion Expansion Tests of Ultra-High-Strength Concrete, etc.-

*Takashi Tanaka¹, Takayoshi Shiina², Tatsuya tsuda³ (1. TODA CORPORATION, 2. NISHIMATSU CONSTRUCTIN CO.,Ltd., 3. Nippon Concrete industries Co.,Ltd.)

11:30 AM - 11:40 AM JST(2:30 AM - 2:40 AM UTC)

[VI-1016]Development of ultra-high strength RC segments, part 6 - Joint bending tests with axial force introduced.

*Satoru Kojima¹, kenji mito², Yuuta Chanoki³ (1. NIPPON CONCRETE INDUSTRIES CO.,LTD, 2. NISHIMATSU CONSTRUCTION CO.,LTD, 3. TODA CORPORATION CO.,LTD)

11:40 AM - 11:50 AM JST(2:40 AM - 2:50 AM UTC)

[VI-1017]Development of High-Strength RC-Segment part 4

*Naoki Ishii¹, Yusuke Saito¹, Yoshihide Okuyama¹, Satoshi Abe¹, Masayuki Asako¹, Masayoshi Nagkagawa¹, Satoshi Onoue², Hiroo Akimoto², Hiroaki Hikishima² (1. KAJIMA CORPORATION, 2. GEOSTR Corporation)

11:50 AM - 12:00 PM JST(2:50 AM - 3:00 AM UTC)

[VI-1018]Report on Laboratory Tests of Material Comparison for Improving Durability of RC Segments to Prevent Cracking

*Rui Ishimatsu¹, Yurie Tanida¹, Tetsuya Aoyama¹ (1. SHIMIZU CORPORATION)

12:00 PM - 12:10 PM JST(3:00 AM - 3:10 AM UTC)

[VI-1019]Development of pin insertion type joint (M16) for RC segment

*Naosuke Ito¹, Tatsuya Takahama¹, Yasuhito Yokoi¹, Yukihiro Kaba^1,2, Keita Nakajima^1,2, Shinpei Kawamura³, Yousuke Kaida⁴ (1. OBAYASHI CORPORATION , 2. Joint Venture of OBAYASHI and Nippon Doken, 3. Chubu Electric Power Grid Co., Inc, 4. Chubu Electric Power Co., Inc)

12:10 PM - 12:20 PM JST(3:10 AM - 3:20 AM UTC)

[VI-1020]Fire resistance test for segments of parallel tunnel with large scale (17.6m dia.)

*Seiji Kobayashi¹, Katsutoyo Yasui¹, Yosuke Simo², Nobuhiko Oka², Tsubasa Nishikawa² (1. Shimizu・Takenaka doboku・Toa JV, 2. West Nippon Expressway Company Limited Kansai branch Shinmeishin Osaka Higashi Office)

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