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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 275 State : Colorado Permit/job# : C -1981 -038 <br />Date : 0912912010 County : Delta Abbreviation : none <br />- - -- - - - - -- - - - - -- <br />User : JRS Site Bowie No. 1 Mine Filename : CO38 -275 <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 Light -Use Roads <br />HOURLY EQUIPMENT COST <br />Cost Breakdown: <br />MATERIAL QUANTITIES <br />Initial <br />volume: 1.775 <br />Basic machine Cat D9R - 9SU (2005) <br />Horsepower: <br />40 <br />Blade type Semi - Universal <br />a 75 <br />(avg.) <br />Material consistency: <br />Attachment no. 1 : ROPS Cab <br />(C at HB) <br />Shift basis: <br />1 per day <br />Attachment no. 2 : 3-shank ripper <br />Visibility: <br />1.00 <br />( avg. ) <br />Job efficiency: <br />0.83 <br />Data source : <br />(CRG) <br />0.80 <br />Utilization % <br />Push gradient: <br />0.90 <br />Ownership cost/hour: $67.77 <br />NA <br />1.00 <br />H <br />Operating cost/hour: $95.29 <br />100 <br />_(Cat <br />(C HB <br />Blade type : <br />Ripper op. cost/hour : $0.00 <br />0 <br />Net correction : <br />0.41 <br />Operator cost/hour: $38.54 <br />NA <br />504.38 <br />LCY /hr <br />Total unit cost/hour : $201.60 <br />Total <br />fleet cost/hour: <br />$201.60 <br />3.96 <br />Swell <br />Loose <br />$798 <br />CCY factor : 1.125 <br />volume: <br />1,997 <br />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 />Consolid stockpile <br />Average push gradient <br />Average site altitude <br />Material weight <br />Weight description <br />Earth - Dry packed <br />5.00 % (pos) <br />7,500 feet <br />Z550 Ibs /LCY <br />JOB TIME AND COST <br />Fleet size: 1 Dozers) <br />Unit cost: $0.400 /LCY <br />Condition Correction Factors <br />Source <br />Operator skill : <br />a 75 <br />(avg.) <br />Material consistency: <br />1.00 <br />(C at HB) <br />Dozing method: <br />1.00 <br />(gen.) <br />Visibility: <br />1.00 <br />( avg. ) <br />Job efficiency: <br />0.83 <br />(_1shi <br />Spoil pile: <br />0.80 <br />( fnd -ro <br />Push gradient: <br />0.90 <br />(Ca HB ) <br />Altitude : <br />1.00 <br />H <br />Material weight: <br />0.90 <br />_(Cat <br />(C HB <br />Blade type : <br />1.00 <br />(S/SU /U) <br />Net correction : <br />0.41 <br />Adjusted unit production : <br />504.38 <br />LCY /hr <br />Adjusted fleet production : <br />504.38 <br />LCY /hr <br />Total job time : <br />3.96 <br />Hours <br />Total job cost: <br />$798 <br />