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

Table 8

Physical quantities involved in blasting vibration velocity in silt-rock strata.

	Variables	Dimensions
The dependent variables	Particle vibration displacement S	L
	PPV υ	LT^−1
	Peak particle acceleration α	LT^−2
	Frequency of particle vibration f	T^−1
The independent variables	Quality of explosives Q	M
	Horizontal distance between the test point and the explosion source r	L
	Depth of explosion source H	L
	Density of rock ρ	ML^−3
	Propagation velocity of vibration wave c	LT^−1
	Detonation time t	T

Note. L, T, and M were dimensions of length, time, and mass, respectively.