2004 Keetac Scrubber Building Site Work
2004 Keewatin Taconite Tailings Basin Dam Raise
2004 Kelliher Quarry
2004 Minnesota Power Ash Cell 1B
2004 North Shore Mining Scarp Blasting
2004 Northshore Mining Stripping
2004 St. Louis County Crushing
2004 Soudan Underground Elevator shaft Blasting
