Research Article

Numerical Investigation on Influential Factors for Quality of Smooth Blasting in Rock Tunnels

Table 5

Properties of joints for the bilinear kinematic model.

Density (g/cm3)Elastic modulus (105 MPa)Poisson’s ratioCompressive strength (105 MPa)Shear strength (105 MPa)Hardening parameter

2.40.450.276.00E-030.1770