Presentation Information

[VI-369]Development of a rock bolt anchoring method for existing tunnels with multiple water seepage points

*Masahiro Kobayashi1, Toshikatsu Iwai1, Masahiro Sugiura2, Yuudai Togawa3 (1. toutetsukougyou, 2. sannsui・nabiko, 3. ke-・ehu・shi-)

Keywords:

Shinkansen tunnel,Self-drilling rock bolt,Rock Bolt Packer,Spring water