Blasting in Mines - Video Clips CORRECT BURDEN, ROCK PROPERTIES, CHARGING & POSITIONING PRIMER, Explosives and Blasting in Mines. Ground Vibration and Air blast, INFORMATION REQUIRED DURING THE BLAST. Rock Properties, Blast Geometry, Explosives Selection. Costing Data. Site Calibration Factor. Fragmentation Analysis. Blast Damage. Heave Profile production. Drilling and Blasting Cost, Comparison with Field Observation. Calibrated Model. Modify Input Parameters as required to assess Effects. Blast Design Goal Related, Blast Hole Open Stopes . Blasting to Improve Fragmentation in Mines Coal Mining Vs. Metalliferous Mining . CUT AND FILL MINING