Research Article

Numerical Simulation of Blast Vibration and Crack Forming Effect of Rock-Anchored Beam Excavation in Deep Underground Caverns

Table 2

Rock mass physical and mechanical material.

/(g/cm3)/GPa/MPa/MPa/GPa

2.750.00.226.078.08.0

Among them, represents the density of rock mass; represents Young’s modulus of rock mass; represents Poisson’s ratio; represents the tensile strength of rock mass. represents the compress strength of rock mass. represents the tangent modulus of rock mass.