Presentation Information
[VI-608]A consideration on tunnel excavation in degenerated andesite
*Kazufumi Takayama1, Daiyuu Nakagawa1, Naoto Yoshino1, Takehiro Kanii1 (1. TODA CORPORATION)
Keywords:
Mountain tunnel,Propylite,Hydrothermal alteration
Mountain tunnel,Propylite,Hydrothermal alteration