Fig. 1

Spatial dispersion of stress in the surrounding rock of rectangular roadway. (a) λ=0.5 Horizontal Stress, (b) λ=0.5 Vertical Stress, (c) λ=0.5 Shear Stress, (d) λ=1 Horizontal Stress, (e) λ=1 Vertical Stress, (f) λ=1 Shear Stress.

Spatial dispersion of stress in the surrounding rock of rectangular roadway. (a) λ=0.5 Horizontal Stress, (b) λ=0.5 Vertical Stress, (c) λ=0.5 Shear Stress, (d) λ=1 Horizontal Stress, (e) λ=1 Vertical Stress, (f) λ=1 Shear Stress.