山岳トンネル (7)

[VI-770] Construction report of mountain tunnel in Naguri fault.

*Dai Komatsubara¹, Ryo Tai¹, Takashi Kouma², Daisaku Shinsyo³, Hiroki Suzuki³, Taishi Ozaki³ (1. KONOIKE Construction Civil Engineering Department, 2. KONOIKE Construction Research Institure of Technology, 3. KONOIKE Construction Tokyo Main Office)

Keywords:mountain tunnel, Naguri fault, fault fracture zone, auxiliary construction method