Sensitivity Analysis in the Estimation of Mechanical Parameters of Engineering Rock Mass Based on the Hoek–Brown Criterion

Table 4

E corresponding to GSI and the s_i of E to GSI.

GSI	15	27	34	40	46	53	65
E (GPa)	1.19	2.38	3.56	5.03	7.11	10.64	21.22
k	0	0.24	0.38	0.50	0.62	0.76	1
si	0.86	1.56	1.96	2.31	2.65	3.05	3.74