Table 4 Fitting parameters of triaxial test results.
From: Statistical damage constitutive model of soft rock based on Improved Hoek-Brown strength criterion
Confining pressure/MPa | m | F0 |
---|---|---|
0 | 1.2708 | 18.4404 |
5 | 1.2006 | 23.3343 |
10 | 1.0556 | 27.2780 |
15 | 0.9011 | 34.6628 |
20 | 0.7212 | 36.6836 |
25 | 0.716 | 41.3325 |
30 | 0.5772 | 41.0090 |