Influence of In-Situ Stress on the Energy Transmission of Blasting Stress Wave in Jointed Rock Mass

Figure 8

Typical incident and transmitted stress wave strain and stress time-history curves in intact rock. (a) Strain measuring point. (b) Strain measuring point 8. (c) Stress measuring point 15. (d) Stress measuring point 16.

(a)

(b)

(c)

(d)