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PROJECT IDENTIFICATION <br />Task # : 252 <br />Date : 0810512010 <br />User : JRS <br />CIRCES Cost Estimatina Software <br />BULLDOZER WORK <br />State : Colorado <br />County:Delta <br />Site : Bowie No. 1 Mine <br />Permit/job# : C-1981-038 <br />Abbreviation :none <br />Filename : C038-252 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Permit Revision 04 <br />Task description: Regrade Three Drill Pads - Credit <br />HOURLY EQUIPMENT COST <br />Cost Breakdown : <br />MATERIAL QUANTITIES <br />Initial <br />volume : 1,925 <br />Basic machine : Cat D9R - 9SU (2005) Horsepower:- 405 <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab Shiftbasis : 1 per day <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Ownership cost/hour : $67.77 NA <br />Operating cost/hour : $95.29 100 <br />Ripper op. cost/hour : $0.00 0 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $201.60 Total fleet cost/hour : $201.60 <br /> <br />BCY <br />Swell Loose <br />factor : 1.250 volume : 2,406 LCY <br />Source of estimated volume: Division Estimate <br />Source of estimated swell factor : CAT Handbook <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 0.90 (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 (1 shift/da) <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-rf) <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 : 0.87 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2650 Ibs/LCY Net correction : 0.33 <br />Weight description : <br />Decomposed rock - 25% Rock, 75% Earth Adjusted unit production : 414.97 LCY/hr <br />Adjusted fleet production : 414.97 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 5.80 Hours <br />Unit cost : $0.486 /LCY Total job cost : $1,169 <br />