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Advances in Civil Engineering
/
2019
/
Article
/
Tab 4
/
Research Article
Study of the Stability Control of the Rock Surrounding Double-Key Strata Recovery Roadways in Shallow Seams
Table 4
Numerical simulation parameters of the gob.
Bulk modulus (MPa)
Shear modulus (MPa)
Density (kg·m
−3
)
Friction angle (°)
Cohesion (MPa)
Tensile strength (MPa)
0.497
0.298
1800
5
0.001
0