Numerical Simulation of Mechanical Characteristics of Roadway Surrounding Rock under Dynamic and Static Loading

Table 1

Rock mechanics parameter.

Roof and floor plate name	Bulk density (kg/cm^3)	Bulk modulus (GPa)	Shear modulus (GPa)	Cohesion (MPa)	Internal friction angle (°)	Tensile strength (MPa)	Remark
Basic roof	2873	21.01	13.5	3.2	42	1.29	Experiments
Immediate roof	2487	5.97	6.01	2.06	40	1.13	Experiments
3#coal	1380	4.91	2.01	1.25	32	0.15	Experiments
Immediate floor	2483	9.97	7.35	1.2	32	0.58	Experiments
Basic floor	2460	10.83	8.13	3.75	38	1.84	Experiments