山岳トンネル (1)

[VI-236] Rational spraying concrete by automatic batcher plant and spraying concrete machine with large capacity liquid hurried sealing material

*Kohei Sugimoto¹, Yoshikatsu Maeda², Nobuhiko Azetsu², Tsugumasa Itano¹, Natsumi Hiroe¹ (1. KAJIMA CORPORATION, 2. West Nippon Expressway Company Limited)

Keywords:large section tunnel, NATM, highway, automatic batcher plant, spraying concrete