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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 272 State : Colorado Permit/job# : C-1981-038 <br />Date : 0912912010 County :Delta Abbreviation :none <br />User : JRS Site :Bowie No. 1 Mine Filename : C038-272 <br /> <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action : Minor Revision 125 <br />Task description :Regrade Drill Pads <br /> <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) Horsepower : 405 <br />Blade type : Semi-Universal <br />Attachment no. 1 : BOPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br />Data source: (CRG) <br /> - <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 : 4,840 CCY factor : 1.125 volume : 5,445 LCY <br />Source of estimated volume: Division Estimate <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br />Average push distance : 150 feet <br />Unadjusted hourly production : 910.5 LCY/hr <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient <br />Average site altitude <br />5.00 % (pos) <br />7,500 feet <br />Material weight : 2,900 Ibs/LCY <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) <br />Unit cost : $0.690 /LCY <br />Operator skill : 0.75 (avg.) <br />Material consistency : 0.90 (Cat HB) <br />Dozing method : 1.00 (gen.) <br />Visibility : 1.00 (avg.) <br />Job efficiency : 0.83 (1shift1day) <br />Spoil pile : 0.80 (fnd-rl) <br />Push gradient : 0.90 (Cat HB) <br />Altitude : 1.00 (Cat HB) <br />Material weight : 0.79 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.32 <br />Adjusted unit production : 292.33 LCY/hr <br />Adjusted fleet production : 292.33 LCY/hr <br />Total job time : 18.63 Hours <br />Total job cost : $3,755