Determining the REV for Fracture Rock Mass Based on Seepage Theory

Figure 4

Sketch of fracture of research area.

(a) All the fractures

(b) 1.0 m × 0.5 m

(c) 2.0 m × 1.0 m

(d) 3.0 m × 1.5 m

(e) 6.0 m × 3.0 m

(f) 7.0 m × 3.5 m