Back Analysis and Calculation of Dynamic Mechanical Parameters of Rock Mass with Measured Blasting Vibration Signals

Table 6

Inversion results of rock dynamical parameters based on field blasting vibration.

	P wave velocity /(km/s)	S wave velocity /(km/s)	Bulk density /(g/cm^3)	Dynamic elastic modulus /GPa	Dynamic Poisson ratio
area between Explosion source; and 1# monitoring point	4.988	2.977	2.602	56.418	0.223
area between Explosion source; and 2# monitoring point	5.531	3.259	2.670	69.991	0.234
area between Explosion source; and 4# monitoring point	5.301	3.125	2.642	63.654	0.234
area between Explosion source; and 6# monitoring point	5.293	3.143	2.641	64.051	0.228
area between Explosion source; and 8# monitoring point	4.840	2.914	2.582	53.315	0.216
area between Explosion source; and 10# monitoring point	5.068	3.016	2.612	58.254	0.226