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Colorado Department of Public Health and Environment <br />Air Pollution Control Division <br />- MINING OPERATIONS - <br />ESTIMATED EMISSIONS <br />1 1 Year For Which Actual Data Applies: <br /> <br /> <br />Pollutant Estimated Emissions <br />(tons/yr) at throughputs <br />requested <br /> <br />Actual Emissions <br />F <br />D <br />Y <br />Estimation <br />Method <br /> <br />Controlled <br />Uncontrolled rom <br />ata <br />ear <br />Particulate <br />PM-10 <br />A. <br />B. <br />X Other (specify) Seed if longer than 1 yr <br />stockpiled <br />Proposed Controls For Topsoil Removal: <br />? Moist Material <br />x Water Spray <br />TOPSOIL REMOVAL <br />Maximum Tons Removed Per Day: 1000 ton <br />Tons Removed Per Year: < 10,000 ton <br />TOPSOIL STOCKPILES <br />x Other (specify) Concurrent reclamation with <br />topsoil re-placement <br />Maximum Stored At One Time: <br />Proposed Controls For Topsoil Stockpile: <br />? Watering <br />? Chemical Stabilizer <br />? Compacting Of Piles <br />? Enclosures Type: <br />? Re-vegetation <br />C. OVERBURDEN REMOVAL <br />Equipment Used For Removal: <br />Maximum Tons Removed Per Day By Dragline: <br />Tons Removed Per Year By Dragline: <br />Number Of Scraper Hours Per Day: <br />Number Of Scraper Hours Per Year: <br />Proposed Controls For Overburden Removal: <br />x Moist Material <br />? Water Spray <br />Drag-line, dozer, excavator, <br />loader <br />1000 <br />Ground Water in <br />X Other (specify) excavation, overburden <br />replaced after aggregate <br />removal <br />Times/Day <br />(Complete or Partial) <br />1000 Tons <br />Page 3 of 6 <br />Revised September 2004 http://www.cdphe.state.co.us/ap/stationarv.htmI