The Influence Mechanism of the Master Weak Interlayer on Bench Blasting Effect and Its Evaluation Method

Figure 6

(a–i) Velocity monitoring curve under 9 schemes. (j) Statistics of average velocity differences under 9 schemes. Velocity monitoring curves of (a) scheme 1; (b) scheme 2; (c) scheme 3; (d) scheme 4; (e) scheme 5; (f) scheme 6; (g) scheme 7; (h) scheme 8; and (i) scheme 9. (j) Statistics of average velocity differences.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)