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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 252 State : Colorado Permit/job# : C -1996 -083 <br />Date <br />User <br />05/05/2010 <br />JRS <br />County : Delta <br />Site :Bowie No. 2 Mine <br />Agency or organization name Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action : Permit Revision 12 <br />Task description Regrade Three Drill Pads <br />HOURLY EQUIPMENT COST <br />Basic machine: Cat D9R - 9SU (2005) Horsepower: 40 <br />Blade type Semi - Universai <br />Attachment no. 1 : BOPS Cab Shift basis : per day <br />Attachment no. 2 : 3-shank ripper <br />Abbreviation : none <br />Filename : C083 -252 <br />Data source : <br />(CRG <br />Utilization % <br />_ <br />Cost Breakdown : <br />Ownership cost/hour: <br />$67. <br />NA <br />Operating cost/hour: <br />$95.29 <br />100 <br />Ripper op. cost/hour : <br />$0.00 <br />0 <br />Operator cost/hour : <br />$38.54 <br />NA <br />Total unit cost/hour: <br />$201.60 Total fleet cost/hour: <br />$201.60 <br />MATERIAL QUANTITIES <br />Initial <br />Swell <br />Loose <br />volume: 1,925 BCY <br />factor : <br />1.250 volume: <br />2,406 <br />LCY <br />Source of estimated <br />volume Division Estimate <br />Source of estimated swell factor CAT Handbook <br />HOURLY PRODUCTION <br />Job Condition Correction Factors <br />Source <br />Operator skill : <br />0.75 <br />(avg.) <br />Average push distance : <br />100 feet <br />Material consistency : <br />0.90 <br />(Cat HB) <br />Unadjusted hourly production : <br />1,243.2 LCY /hr <br />Dozing method: <br />1.00 <br />(ge <br />Visibility: <br />1.00 <br />(avg.) <br />Material consistency description : <br />Job efficiency : <br />1 0.83 <br />(1sh ift/ d ay) <br />Compacted fill or embankment <br />Spoil pile: <br />0.80 <br />(fnd -r� <br />Push gradient: <br />0.9 <br />(Cat H6) <br />Average push gradient : <br />5.00 % (pos) <br />Altitude : <br />0.95 <br />( Cat HB) <br />Average site altitude : <br />8,100 feet <br />Material weight: <br />0.87 <br />_ <br />_ HB) <br />Blade type: <br />1.00 <br />(S /SU /U) <br />Material weight: <br />2,650 Ibs /LCY <br />Net correction : <br />0.33 <br />Weight description : <br />Decomposed rock - 25% Rock, 75% Earth <br />Adjusted unit production : <br />414.97 <br />LCY /hr <br />Adjusted fleet production : <br />414.97 <br />LCY /hr <br />JOB TIME AND COST <br />Fleet size : <br />1 Dozer(s) <br />Total job time : <br />5.80 <br />Hours <br />Unit cost : <br />$0.486 /LCY <br />Total job cost: <br />$1 ,169 <br />Abbreviation : none <br />Filename : C083 -252 <br />