トンネル (2)

[III-153] Effect of spatial heterogeneity of geomechanical properties on stability of tunnel face

Yasuyuki Okazaki¹, *Tomoya Fukuma¹, Makoto Ohya¹, Shingo Morimoto², Hisashi Hayashi³, Masato Shinji³ (1. National Institute of Technology, Matsue College, 2. DOBOCREATE Corporation, 3. Yamaguchi University)

Keywords:Tunnel face, Stability, Spatial heterogeneity, Geomechanical property, Numerical analysis