Research Article

Model Test on Bearing Characteristics of Basalt Fiber-Reinforced Concrete Lining

Table 6

Physicomechanical parameters of surrounding rock similar material.

MaterialModulus of elasticity (MPa)Poisson’s ratioWeight (kN·m−3)Cohesion (kPa)Friction angle (°)

Surrounding rock (prototype)12100.411812023
Similar materials of surrounding rock58.50.4218.56.125