Fig. 9

Scheme 16 distribution of failure elements of flexible formwork concrete wall and displacement diagram of longitudinal rock around roadway. (a) Mining 100 m damage unit distribution, (b) Mining 100 m displacement diagram, (c) Mining 180 m damage unit distribution, (d) Mining 180 m displacement diagram, (e) Mining 240 m damage unit distribution, (f) Mining 240 m displacement diagram.