Efforts to improve the quality of concrete lining for large-section road tunnels

Presentation information

第VI部門

Fri. Sep 15, 2023 9:00 AM - 10:20 AM VI-17 (広島工業大五日市キャンパス三宅の森Nexus21 807)

Chair: Kenichi Sugimoto

9:00 AM - 9:10 AM

Tomihiro Tanaka², Yoshitaka Shitozawa¹, *Yuri Nakajima¹ (1. OBAYASHI CORPORATION, 2. Ministry of Land, Infrastructure, Transport and Tourism)

Keywords:Conventional tunnel, Lining, Post-addition superplasticizer, High fluidity concrete, Low cement, Quality improvement

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