Mining: Drilling

• Ingersoll-Rand DM-H Blasthole Drill

• Total Hole Depth: 57.4 feet

• Hole Diameter: 9-7/8”

• Holes Drilled Once Per Week

• Holes Drilled Per Week:

  • Years 1-5: 50 holes
  • Years 6-10: 45 holes
  • Years 11-15: 72 holes

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