Optimization and Application of Spacing Parameter for Loosening Blasting with 24-m-High Bench in Barun Open-Pit Mine

<div>15 m × 5.5 m effective stress of the section between the front holes at different times. (a) <i>t</i> = 1.99 ms. (b) <i>t</i> = 43.49 ms. (c) <i>t</i> = 144.00 ms.</div>

Shock and Vibration

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Figure 13

Figure 13: Optimization and Application of Spacing Parameter for Loosening Blasting with 24-m-High Bench in Barun Open-Pit Mine 