A Study of Instantaneous Shear Mechanical Properties on the Discontinuity of Rock Mass Based on 3D Morphological Properties

Table 3

Basic mechanical parameters of discontinuities.

Sample No.	2.5	3.25	5	6.25	7	Fitted curve		Frictional angle (°)	Cohesive force (c)
p-1	2.75	3.74	4.99	5.89	6.69		0.9913	39.61	0.843
p-2	3.47	4.45	5.14	5.62	6.06		0.9543	27.49	2.4522
p-3	2.7	3.34	4.81	5.53	6.35		0.9953	38.26	0.7637
p-4	3.13	3.99	5.32	5.73	6.1		0.9643	32.68	1.7764
p-5	3.7	4.89	6.06	7.37	8.17		0.9879	43.23	1.5298