Strength Reduction Method for Stability Analysis of Local Discontinuous Rock Mass with Iterative Method of Partitioned Finite Element and Interface Boundary Element

Table 7

Mechanical material parameters.

Material	Natural density	Elastic module	Poisson’s ratio	Shear strength		Tensile strength	Thickness
	g/cm^3	GPa		/kPa	/°	kPa	cm
DR2, A1	2.68	7.0	0.30	0.90	31.5
FGC	2.40	3.0	0.30	0.45	30.0
B1, B2	2.67	3.0	0.35	0.30	24.0
bedrock	2.70	10.0	0.27	0.80	50.0
J1	2.67	3.0	0.35	0.30	24.0	0.3	0.1
J2~J4	2.67	3.0	0.35	0.01	19.5	0.01	0.1
L1	1.90	0.9	0.35	0.09	20.0	0.3	1~5
JC1~JC3	2.00	3.0	0.30	0.45	30.0	0.4	0.2
JC4	1.95	3.0	0.30	0.015	25	0.02	0.2