A Study on Cut Blasting with Large Diameter Charges in Hard Rock Roadways

Figure 5

Effective stress wave evolution of cut blasting model for a small charge diameter. (a) t = 045 μs; (b) t = 150 μs; (c) t = 320 μs; (d) t = 400 μs; (e) t = 490 μs; (f) t = 600 μs.

(a)

(b)

(c)

(d)

(e)

(f)