Japan Society of Civil Engineers 2023 Annual Meeting

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第VI部門

山岳トンネル (5)

Thu. Sep 14, 2023 4:20 PM - 5:40 PM VI-16 (広島工業大 五日市キャンパス三宅の森Nexus21 806)

Chair: Yoshinori マスモト Kitamura

5:10 PM - 5:20 PM

[VI-287] Construction results of tunnel excavation in scoria rocks

*Taichi Hirano1, Satoshi Nara1, Koji Yoshinaga1, Tatsuhiko Otani1, Masaru Harashima1, Hiromichi Yamada2 (1. NISHIMATSU CONSTRUCTION CO.,LTD., 2. Central Nippon Expressway Company Limited)

Keywords:tunnel, scoria, measures against spring water , collapse, cavity

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