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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />.. <br />PROJECT IDENTIFICATION <br />Task # : 234 State :Colorado PermiUjob# : C-1981-038 <br />Date : 04/30/2008 County :Delta Abbreviation :none <br />User : JRS Site :Bowie No. 1 Mine Filename : C038-234 <br />Agency or organization name :Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Technical Revision 49 <br />Task description :Replace Topsoil from Stockpile to 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 :ROPS Cab Shift basis : 1 perday <br />Attachment no. 2 :3-shank ripper <br />Cost Breakdown : Ownership cost/hour <br />Operating cost/hour <br />Ripper op. cost/hour <br />Operator cost/hour <br />Total unit cost/hour <br />MATERIAL QUANTITIES <br />Initial S II <br />volume : 740 BCY <br />Data source : (CRG) <br />Utilization <br />$71.49 NA <br />$103.27 100 <br />$0.00 0 <br />$32.78 NA <br />$207.53 Total fleet cost/hour : $207.53 <br />we Loose <br />factor : 1.250 volume : 925 LCY <br />Source of estimated volume :Division Estimate <br />Source of estimated swell factor :CAT Handbook <br /> <br />,,, <br />_..,.. <br />HOURLY PRODUCTION Job Condition Correction Factors <br /> <br />Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 1.00 (Cat HB) <br />Unadjusted hourly production : 1,243.2 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (lshift/day) <br />Consolidated stockpile Spoil pile : 0 <br />80 (fnd-rf) <br /> . <br /> Push gradient : 0.90 (Cat HB) <br />Average push gradient : 5.00 % (pos) Altitude : 0.95 , (Cat HB) <br />Average site altitude : 8,100 feet ~ Material weight : 0.90 _ (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2, 550 Ibs/LCY Net correction : 0.39 <br />Weight description <br />Earth -Dry packed <br />JOB TIME AND COST <br />Adjusted unit production : 479.16 LCY/hr <br />Adjusted fleet production : 479.16 LCY/hr <br />Fleet size : 1 Dozers) Total job time : 1.93 Hours <br />Unit cost : $0.433 /LCY Total job cost : $401 <br /> <br />