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Permit Amendment (AM-06) - Climax Mine
<br />CLIMAX MINE RECLAMATION COST ESTIMATE
<br />Financial Reporting Unit Rates
<br />Hydrologic Protection
<br />Total Cost
<br />$19,746,576
<br />Calculations
<br />Items Quantity Units Unit Cost Total (annual) Comments
<br />Labor (water/maintenance) 4 $60,000.00 $240,000 Assumes 4 water/maintenance operators on rotating shifts
<br /> each
<br /> Assumes 1 Site Supervisor for the management of the crew and
<br />Site Supervisor 1 each $80,000.00 $80,000 5
<br />Lime 10,000 $150.00 $1,500,000 Assumes consistent lime usage for treatment post mining
<br /> tons
<br />Sulfuric Acid 4 $6,000.00 $24,000 Assumes consistent acid usage for treatment post mining
<br /> loads
<br />Other Reagents (polymer) 61
<br />000 $2.00 $122.000 Assumes consistent polymer usage for treatment post mining
<br /> , pounds
<br /> $1.2M per year currently. Assume 75% post closure for
<br />Power - - $900,000 pumping and treatments stems
<br /> $630K per year currently. Assume 50% post closure for
<br />Natural Gas - - $315,000 remaining buildings
<br />Vehicles 2 $7,500.00 $15,000 Pickups for access to remote water system check points
<br /> each
<br /> Loader for road maintenance, snow plowing and general
<br />Loader 1 $60,000.00 $60,000
<br /> each maintenance
<br />Pump Maintenance - $200,000.00 $200,000 Regular maintenance and service of installed pump sets
<br /> Snow plowing for access to system in winter and repairs in
<br />Road Mantenance - $150,000.00 $150,000 summer
<br />Building Maintenance - $150,000.00 $150,000 Roofs, 11VAC, domestic water and waste water
<br />Electrical Maintenance - _ $100,000.00 $100,000 Programing, electric motors, power maintenance, radios
<br /> Costs based on treating 10,000 acre-ft per year from Climax
<br />Total Water Treatment Costs $3,856,000 2010 Budget - Cost per acre-foot = $385.60
<br />Extended cost estimate for Hydrologic Protection - 8 years
<br />is
<br />•
<br /> Quantity Units Unit Cost Total (annual) Extended Cost
<br />First five years of treatment 8,100 acre-ft $385.60 $3,123,360 $15,616,800
<br />Subsequent three years of treatment (70%
<br />reduction of quantity) 3,570 acre-ft $385.60 $1,376,592 $4,129,776
<br />Total for 8 year Hydrologic Protection $19,746,576
<br />Source: Climax Mine Engineering Dept. 2010
<br />Exhibit L
<br />Feb 2011
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