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STATE OF COLORADO <br />DIVISION OF RECLAMATION, MINING AND SAFETY <br />Department of Natural Resources <br />1313 Sherman St., Room 215 <br />D O L O <br />o N oO <br />Denver, Colorado 80203 t <br />F <br />Phone: (303) 866-3567 RECLAMATION <br />FAX: (303) 832-8106 MINING <br /> <br /> SAFETY <br /> Bill Ritter, Jr. <br /> Governor <br />Lorencito Canyon Mine James B. Martin <br />C1996-084 Executive Director <br />Midterm 3 Loretta E. Pineda <br />May 5, 2010 Director <br />JHB <br />Task 085 - Site Maintenance $91.179.20 <br />Over the 10-year liability period, yearly site maintenance will be required. The Division assumes that a <br />small dozer (a CAT D3G) will be needed for one week (40 hours) each year for miscellaneous maintenance <br />tasks. A motor grader (CAT 14H) will be needed for 24 hours each year for road and ditch maintenance <br />work. A small excavator (CAT 315C) will be needed for 40 hours each year for miscellaneous <br />maintenance tasks. The hourly cost for a CAT D3G is $68.69; a CAT 14H is $119.5; and a CAT 315C is <br />$87.51. <br />CAT D3G: ($68.69/hour) x (40 hours/year) x (10 years) = $27,476.00 <br />CAT 14H: ($119.58/hour) x (24 hours/year) x (10 years) = $28,699.20 <br />CAT 315C: ($87.51/hour) x (40 hours/year) x (10 years) = $35,004.00 <br />=> ($27,476.00) + ($28,699.20) + ($35,004.00) = $91,179.20 <br />Office of Office of <br />Mined Land Reclamation Denver • Grand Junction • Durango Active and Inactive Mines