Application of the Modified Mohr–Coulomb Yield Criterion in Seismic Numerical Simulation of Tunnels

Table 2

Similarity ratios of the shaking table test.

Physical quantity	Dimension	Similarity relation	Similarity ratio
Length			1 : 25
Elastic modulus			1 : 32.5
Density			1 : 1.3
Stress			1 : 32.5
Acceleration			1 : 1
Poisson's ratio	—		1 : 1
Friction angle	—		1 : 1