The Vibration Characteristics of Ground of Rock Blasting in Silt-Rock Strata

Table 3

Results of three tests of blasting.

	The total explosives (kg)	The maximum charge of one section (kg)	Sections	The dominant frequency (Hz)
The first blasting	43.2	34.8	5,6,7	X	47.06
				Y	55.56
				Z	36.04
The second blasting	432.0	150.0	5,6,7	X	10.34
				Y	8.32
				Z	14.60
The third blasting	331.2	115.2	5,7,8	X	36.70
				Y	37.38
				Z	66.67