Experimental Study of Joint Roughness Influence on Fractured Rock Mass Seepage

Table 2

Seepage test load.

Sample number	Confining pressure (MPa)	Water pressure (MPa)	Duration (min)
CS-1–6	2, 4, 6, 10, 15	0.5, 1.0, 1.5, 3.0, 5.0, 7.0, 9.0	30
FS-1–6
MS-1–6