Effect of the Size and Position of a Damping Ditch on the Reduction of the Blasting Vibration

Table 7

Calculated values of the Sadove transformation equation for the No. 0 model.

Random measuring points	Velocity (cm/s)	R (m)	Q (kg)	x	y
1	5.663	45.717	600	−1.690	1.734
2	6.277	44.878	600	−1.672	1.837
3	7.055	45.144	600	−1.678	1.954
4	7.845	45.706	600	−1.690	2.060
5	7.296	39.205	600	−1.536	1.987
6	8.848	40.719	600	−1.574	2.180
7	9.130	36.592	600	−1.468	2.212
8	11.515	34.728	600	−1.415	2.444
9	12.325	34.074	600	−1.396	2.512
10	15.466	24.104	600	−1.050	2.739
11	9.518	40.025	600	−1.557	2.253
12	18.387	21.680	600	−0.944	2.912
13	13.344	31.639	600	−1.322	2.591
14	5.885	48.754	600	−1.754	1.772
15	16.363	22.495	600	−0.981	2.795