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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 060 State : Colorado Permit/job# : C -81 -035 <br />Date : 0112212010 County :La Plata Abbreviation :none <br />User: TAK Site :King li Mine Filename :C035 -060 <br />Agency or organization name: DRMS <br />Permit or other job action :Midterm Permit Review 2010 <br />Task description: Rill /gully maintenance - 8 hours, 3 times in 10 -year period <br />HOURLY EQUIPMENT COST <br />Basic machine: Cat D3G LGP - 3P <br />Horsepower: <br />70 <br />Blade type: Power Angle Tilt <br />volume: 1,524 LCY <br />Attachment no. 1 : ROPS Cab <br />Shift basis : <br />1 per day <br />Attachment no. 2 :3 -shank ripper <br />Source of estimated volume <br />:Amount that results in total job time of 24 hours <br />Data source : <br />(CRG) <br />NA <br />Utilization % <br />Cost Breakdown : Ownership cost/hour: $11.51 <br />HOURLY PRODUCTION <br />NA <br />Job Condition Correction Factors <br />Operating cost/hour: $23.50 <br />Source <br />100 <br />Ripper op. cost/hour: $0.00 <br />0.75 <br />0 <br />Average push distance : 50 <br />Operator cost/hour: $38.54 <br />Material consistency : <br />NA <br />(Cat HB) <br />Total unit cost/hour : $73.55 <br />Total fleet cost/hour : <br />$73.55 <br />MATERIAL QUANTITIES <br />Initial <br />Swell <br />Loose <br />volume: 1,524 LCY <br />factor <br />: NA volume: <br />1,524 <br />LCY <br />Source of estimated volume <br />:Amount that results in total job time of 24 hours <br />Source of estimated swell factor: <br />NA <br />HOURLY PRODUCTION <br />Job Condition Correction Factors <br />Source <br />Operator skill : <br />0.75 <br />_ (avg.) <br />Average push distance : 50 <br />feet <br />Material consistency : <br />1.00 <br />(Cat HB) <br />Unadjusted hourly production : 169.6 <br />LCY /hr <br />Dozing method : <br />1.00 <br />(gen.) <br />Visibility: <br />1.00 <br />(avg.) <br />Material consistency description : <br />Job efficiency : <br />0.83 <br />(1shift1day) <br />Consolidated stockpile <br />Spoil pile: <br />0.80 <br />(fnd -rt) <br />Push gradient : <br />0.95 <br />(Cat HB) <br />Average push gradient: 3.00 <br />% (pos) <br />Altitude : <br />1.00 <br />(Cat HB) <br />Average site altitude : 7,500 <br />feet <br />Material weight: <br />0.79 <br />(Cat HB) <br />Blade type : <br />1.00 <br />(PAT) <br />Material weight: 2,900 <br />Ibs /LCY <br />Net correction : <br />0.37 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth <br />Adjusted unit production : <br />63.49 <br />LCY /hr <br />Adjusted fleet production : <br />63.49 <br />LCY /hr <br />JOB TIME AND COST <br />Fleet size : 1 <br />Dozer(s) <br />Total job time : <br />24.00 <br />Hours <br />Unit cost : $1.158 <br />/LCY <br />Total job cost : <br />$1,765 <br />