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CIRCES Cost Estimatinst Software <br />BULLDOZER WORK <br />Task # <br />Date <br />User <br />03a State :Colorado <br />08/042003 County:Pitkin <br />SSS Site :White Banks Mine <br />PenniflobA' : M-1999-042 <br />Abbreviation :none <br />Filename :M042-03a <br />Agency or organization name : DMG <br />Permit or other job action :Routine Reclamation Bond Recalculation <br />Task description :Replace topsoil on disturbed areas <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D8R Series 11 - 8SU Horsepower : 310 <br />Blade type :Semi-Universal <br />Attachment no. t : ROPS Cab Shift basis : 1 perday <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization <br />Cost Breakdown : 'Ownership cosUhour : $50.51 NA <br />Operating cosUhour : $61.43 100 <br />Ripper op. cosUhour : $0.00 0 <br />Operator cosUhour : $24.01 NA <br />Total unit cosUhour : $135.95 Total fleet cosUhour : $135.95 <br /> <br /> J <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 974 LCY factor : NA volume : 974 LCY <br />Source of estimated volume : Exhibff L -Operator estimate <br />Source of estimated swell factor :NA <br />Average push distance : 100 feet <br />Unadjusted hourly production : 852.6 LCYlhr <br />Material consistency description <br />Consolidated stockpile <br />Average push gradient : 20.00 k (I <br />Average site altitude : 6,800 feet <br />Material weight : 2,100 Ibs/LCY <br />Weight description <br />Earth -Loam <br />Operator skill : 0.75 <br />Material consistency : 1.00 <br />Dozing method : 1.00 <br />Visibility : 1.00 <br />Job efficiency : 0.83 <br />Spoil pile : 0.70 <br />Push gradient : 0.54 <br />Altitude : 1.00 <br />Material weight : 1.10 <br />Blade type : 1.00 <br />Net correction : 0.26 <br />Adjusted unit production <br />Adjusted fleet production <br />221.60 <br />221.60 <br />Source <br />LCY/hr <br />LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 4.40 Hours <br />Unit cost : $0.614 /LCY Total job cost ; $598 <br />-,_-__l <br />