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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />Task #: 244 <br />Date : 04/06/2010 <br />User : JRS <br />State : Colorado <br />County :Delta <br />Site : Elk Creek Mine <br />PermMob# : C-1981-022 <br />Abbreviation :none <br />Filename :C022-244 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Technical Revision 67 <br />Task description :Replace Topsoil from Stockpile to 9 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 /> Utilization % <br />Cost Breakdown : Ownership costlhour : $67.77 NA <br />Operating cost/hour : $95.29 100 <br />Ripper op. costlhour : $0.00 0 <br />Operator costlhour : $38.54 NA <br />Total unit costlhour : $201.60 Total fleet costlhour : $201.60 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume: 3,600 CCY factor: 1.125 volume: 4,050 LCY <br />Source of estimated volume :Division Estimate <br />Source of estimated swell factor :CAT Handbook <br />HOURLY PRODUCTION Job <br />Average push distance : 100 feet <br />Unadjusted hourly production : 1,243.2 LCY/hr <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient : 5.00 % (1 <br />Average site altitude : 7,800 feet <br />Material weight : 2650 Ibs/LCY <br />Weight description <br />Earth - Dry packed <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) <br />Unit cost : $0.467 /LCY <br />Condition Correction Factors Source <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 (lshift/day) <br />J <br />? <br />Spoil pile : 0.80 (fnd-rf) <br />Push gradient : 0.90 (Cat HB) <br />Altitude : 0.95 (Cat HS) <br />Material weight : 0.90 _ <br />(Cat HB) <br />Blade type : 1.00 (S/SUlt!) <br />Net correction : 0.35 <br />Adjusted unit production : 431.24 LCY/hr <br />Adjusted fleet production : 431.24 LCY/hr <br />Total job time : 9.39 Hours <br />Total job cost: $1,893