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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 274 State : Colorado Permit/job# : C-1981-038 <br />Date : 0912912010 County :Delta Abbreviation :none <br />User : JRS Site :Bowie No. 1 Mine Filename :C038-274 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action : Minor Revision 125 <br />Task description :Replace Topsoil from Stockpile to Drill Pads <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) Horsepower : 405 <br />Blade type : Semi-Universal <br />Attachment no. 1 :BOPS Cab Shiftbasis : 1 perday <br />Attachment no. 2 :3-shank rinser <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $67.77 NA <br />Operating cost/hour : $95.29 100 <br />Ripper op. cost/hour : $0.00 0 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $201.60 Total fleet cost/hour : $201.60 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 3,230 CCY factor : 1.125 volume : 3,634 LCY <br />Source of estimated volume: Division Estimate <br />Source of estimated swell factor : CAT Handbook <br />HOURLY PRODUCTION <br />Average push distance : 100 feet <br />Unadjusted hourly production : 1,243.2 LCY/hr <br />Material consistency description <br />Consolidated stockpile <br />Average push gradient : 5.00 % (pos) <br />Average site altitude : 7,500 feet <br />Material weight : 2,550 Ibs/LCY <br />Weight description <br />Earth - Dry packed <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) <br />Unit cost : $0.400 /LCY <br />Source <br />Operator skill : 0.75 (av <br />Material consistency : 1.00 (Cat <br />Dozing method : 1.00 (ge <br />Visibility: 1.00 (ay <br />Job efficiency : 0.83 (1shi <br />Spoil pile : 0.80 (fnd <br />Push gradient : 0.90 (Cat <br />Altitude : 1.00 (Cat <br />Material weight : 0.90 (Cat <br />Blade type : 1.00 (S/S <br />Net correction : 0.41 <br /> <br />Adjusted unit production : 504.38 LCY/hr <br />Adjusted fleet production : 504.38 LCY/hr <br />Total job time : 7.20 Hours <br />9) <br />HB) <br />9•) <br />ft/day <br />HB) <br />HB) <br />HB) <br />U/U) <br />Total job cost : $1,452