Frequency Spectrum and Wavelet Packet Analyses of Blasting Vibration Signals for Different Charge Structures in Blasting Peripheral Holes

Table 1

Blasting parameters for the designed scheme.

Hole name	Hole no.	Sum of holes	Charge quantity
			Roll/each hole	Total weight (kg)	Detonator order
Empty hole	1	1	0	0.0
Cutting hole	2–7	6	5	9.0	1
Auxiliary hole	8–10	3	5	4.5	3
Auxiliary hole	11-12	2	5	3.0	5
Auxiliary hole	13–21	9	3.5	9.45	7
Auxiliary hole	22–32	11	2.5	8.25	9
Auxiliary hole	33–46	14	2.5	10.5	11
Peripheral hole	47–72	26	1.5	9.0	15
Bottom hole	74–79	6	3	5.4	17
Bottom corner hole	73,80	2	3	1.8	19
Total		80		60.9