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Colorado Department of Public Health and Environment <br />Air Pollution Control Division <br />- MINING OPERATIONS - <br />Page 3 of 6 <br />D. 9R~EAF STOCKPILE(S) -Waste Rock' <br />Maximum Stored A[ One Time 900,000 Tons of Waste Rock <br />Proposed Controls For 9veFHufden Stockpile: <br />^ Watering Times/Day <br />^ Chemical Stabilizer <br />® Compacting Of Piles <br />^ Enclosures (Complete or Partial) <br />^ Revegetation Revegetation Must Occur Within One Yeaz Of Soil Disturbance <br />® Other (specify) Moist material (8-9% moisture content when extracted and placed <br />in the waste dump) <br />E. DRILLING -Not Applicable (all drilline will be conducted undereround <br />Number Of Holes Drilled Per Day: <br />Number Of Holes Drilled Per Year: <br />Proposed Controls For Drilling: <br />^ Water Injection <br />^ Chemical Stabilizer <br />^ Bag Collectors <br />^ Other (specify) <br />F. BLASTING -Not Applicable (all blasting will be conducted undert=round) <br />Number Of Blasts Per Day: <br />Number Of Blasts Per Year: <br />Type of Blasting Material Used: <br />Tons of Blasting Material Used: <br />Hours Of Emissions Per Day: <br />G. RAW MATERIAL REMOVAL -Ore <br />Maximum Tons Removed Per Day: 200 <br />Tons Removed Per Yeaz: 10,000 <br />Drop Height: 4 Feet <br />Specify Moisture Content: 8-9 %, (if known) <br />Proposed Controls For Raw Material Removal: <br />® Moist Material <br />^ Water Spray <br />^ Other (specify) <br />H. <br />RAW MATERIAL STOCKPILE(S) -Ore <br />^ Enclosures Type: (Complete or Partial) <br />^ Revegetation Revegetation Must Occur Within One Year Of Soil Disturbance <br />® Other (specify) Moist material, 8-9% moisture content <br />Maximum Stored At One Time: 15,000 tons of Ore <br />Proposed Controls For Raw Material Stockpile: <br />^ Watering <br />^ Chemical Stabilizer <br />^ Compacting Of Piles <br />Times/Day <br />Revised September 2004 http•//www.cdphe state.co.us/ao/stationary.html <br />