Research Article

Stability Analysis of Underground Multicavities in Bench Blasting Vibration

Table 2

Summary of four bench blast tests.

Test numberActual charge mass (kg) Distance (m) Point numberPPV (m/s)Resultant velocity 
(m/s)
PF (Hz)
XZYXZY

138037(A)10.160.110.120.16172022
38080(B)20.060.030.030.05547
240029(A)10.250.140.170.26231930
40037(B)20.170.110.110.17171724
342038(A)10.180.130.070.20181317
42080(B)20.070.040.040.06768
446045(A)10.130.090.110.15121316
46080(B)20.080.050.050.08869