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Colorado Department of Public Health and Environment <br />Air Pollution Control Division <br />- MINING OPERATIONS - <br />Page 5 of 6 <br />K. FINISHED PRODUCT STOCKPILE(S)-Not Aoolicable INo ~rocessine on-site <br />Maximum Stored At One Time: Tons <br />Proposed Controls For Finished Product Stockpile: <br />^ Watering Times/Day <br />^ Chemical Stabilizer <br />^ Compacting Of Piles <br />^ Enclosures Type: (Complete or Partial) <br />^ Revegetation Revegetation Must Occur Within One Year Of Soil Disturbance <br />^ Other (specify) <br />L. RAW MATERIAL TRANSPORT FROM REMOVAL SITE TO STOCKPILES <br />Haul road distance (one way) 200 (Whirlwind portal), Feet <br />2,900 (Packmt portal) <br />[average sZt content for a haul road ([o/from ppit) at <br />Road surface silt content (if known) 5.8 a taconite ore mining and processing facility (AP-42, <br />13.2.2)] <br />Posted speed Limit on haul road NA m.p.h. (Private haul road) <br />^ Watering <br />^ Frequent (Watering Frequency of 2 or More Times Per Day) <br />^ As Needed <br />® Chemical Stabilizer <br />^ Gravelling <br />Other: <br />Vehicle Tvpe <br />1 Low-PProfile Mine <br />BuQRies <br />2 Low-pprofile Mine <br />Tmcks <br />3 10-Wheelers <br />4 NA <br />Ca aci Empri Weight No. Of Trios Per/Dav <br />5 Tons 4.4 Tons 38 (Ore and Waste Rock) <br />10 Tons 10 Tons 56 (Ore and Waste Rock) <br />15 Tons 1 I Tons 5 (Ore and Waste Rock) <br />Tons Tons <br />M. FINISHED PRODUCT TRANSPORT (ON SITE) -Ore to Mill <br />Amount of material for off-site transfer: <br />On-site haul road distance (one way) <br />10,000 <br />670 <br />Road surface silt content (if known) 5.8 <br />Tons per year <br />Feet <br />raverage silt content for a haul road <br />(to]from pit) at a taconite ore mining and <br />processing facility (AP-42, 13.2.2)] <br />Posted speed limit on-site: NA m.p.h. <br />^ Watering <br />^ Frequent (Watering Frequency of 2 or More Times Per Day) <br />^ As Needed <br />® Chemical Stabilizer <br />^ Gravelling <br />^ Paving <br />Other: <br />Vehicle Tvpe Ca aci Empri Weight No. Of Trips Per/Dav <br />1 10-Wheeler+Pup 25 Tons 16.5 Tons 8 <br />2 NA Tons Tons <br />Revised September 2004 http://www.cdphe.state.co.us/ap/stationarv.h[ml <br />