Table 10.
Data monitoring points | Shot to monitored distance [metres] | Charge weight (in 50 holes) [kg] | Peak Particle velocity (mm/s) |
Scaled distance | |||
---|---|---|---|---|---|---|---|
Vertical [mm/s] | Longitudinal [mm/s] | Transversal [mm/s] | Vectoral Sum [mm/s] | ||||
1 | 300 | 850 | 83.56 | 83.47 | 83.66 | 144.74 | 10.29 |
2 | 350 | 750 | 61.96 | 61.84 | 61.75 | 107.13 | 12.78 |
3 | 400 | 1300 | 75.32 | 75.40 | 74.28 | 129.91 | 11.09 |
4 | 450 | 1100 | 57.05 | 57.22 | 57.15 | 98.97 | 13.57 |
5 | 500 | 650 | 34.31 | 34.38 | 34.43 | 59.54 | 19.61 |
6 | 550 | 1500 | 53.57 | 53.48 | 53.65 | 92.78 | 14.20 |
7 | 600 | 1750 | 52.84 | 52.72 | 52.90 | 91.49 | 14.34 |
8 | 650 | 950 | 31.04 | 31.15 | 31.24 | 53.94 | 21.09 |
9 | 700 | 1000 | 29.03 | 29.12 | 28.86 | 50.24 | 22.14 |
10 | 750 | 1300 | 31.63 | 31.56 | 31.72 | 54.80 | 20.80 |
11 | 800 | 950 | 23.31 | 23.42 | 23.38 | 40.48 | 25.96 |
12 | 850 | 950 | 21.44 | 21.56 | 21.49 | 37.23 | 27.58 |
13 | 900 | 1200 | 23.27 | 23.08 | 23.16 | 40.13 | 25.98 |
14 | 950 | 1550 | 25.77 | 25.62 | 25.70 | 44.51 | 24.13 |
15 | 1000 | 850 | 15.86 | 15.92 | 15.80 | 27.47 | 34.30 |
16 | 1050 | 1400 | 20.93 | 20.85 | 20.77 | 36.11 | 28.06 |
17 | 1100 | 1400 | 19.63 | 19.75 | 19.81 | 34.17 | 29.40 |
18 | 1150 | 700 | 11.44 | 11.29 | 11.38 | 19.69 | 43.47 |
19 | 1200 | 1600 | 19.08 | 19.22 | 18.97 | 33.07 | 30.00 |
20 | 1250 | 1000 | 13.04 | 13.17 | 13.29 | 22.81 | 39.53 |