Japan Society of Civil Engineers 2021 Annual Meeting

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第VI部門

山岳トンネル(5)

Thu. Sep 9, 2021 4:20 PM - 5:40 PM VI-7 (Room32)

Chair: motohiro ooki

[VI-434] Study on punching strength formula considering size effect of shotcrete

〇Naotaka Kikkawa1, Nobutaka Hiraoka1, Shinya Ito2, Akihiro Hori2, Kikuo Sakai3 (1.National Institute of Occupational Safety and Health, Japan, 2.Denka Co. Ltd., 3.MCM Co. Ltd.)

Keywords:shotcrete, punching, rock-fall, rock, tension

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