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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 353 State : Colorado Permit/job# : C-1996-083 <br />Date : 0610112009 County :Delta Abbreviation :none <br />User : JRS Site :Bowie No. 2 Mine Filename :C083-353 <br />Agency or organization name :Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Minor Revision 104 <br />Task description :Replace Topsoil from Stockpile to Drill Pad 192 <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) Horsepower : 4.05 <br />Blade type : Semi-Universal <br />Attachment no. 1 :ROPS Cab Shift basis : 1 per day <br />Attachment no. 2:3-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $71.49 NA <br />Operating cost/hour : $103.27 100 <br />Ripper op. cost/hour : $0.00 0 <br />Operator cost/hour : $32.78 NA <br />Total unit cost/hour : $207.53 Total fleet cost/hour : $207.53 <br />MATERIAL QUANTITIES <br />Initial <br />volume : 1.700 <br />Swell Loose <br />BCY factor : 1.250 volume : 2,125 LCY <br />Source of estimated volume :Division Estimate <br />Source of estimated swell factor : CAT Handbook <br />HOURLY PRODUCTION <br />Average push distance : 150 feet <br />Unadjusted hourly production : 910.5 LCY/hr <br />Material consistency description <br />Consolidated stockpile <br />Average push gradient : 5.00 % (pos) <br />Average site altitude : 7,000 feet <br />Material weight : 2550 Ibs/LCY <br />Weight description <br />Earth - Dry packed <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) <br />Unit cost : $0.562 /LCY <br />Job Condition Correction Factors Source <br />Operator skill : 0.75 (avg.) <br />Material consistency : 1.00 (Cat HB)_ <br />Dozing method : 1.00 (gen.) <br />Visibility: 1.00 (avg.) <br />Job efficiency : 0.83 (lshift/day) <br />Spoil pile : 0.80 (fnd-rf) <br />Push gradient : 0.90 (Cat HB) <br />Altitude : 1.00 (Cat HB) <br />Material weight : 0.90 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.41 <br />Adjusted unit production : 369.40 LCY/hr <br />Adjusted fleet production : 369.40 LCY/hr <br />Total job time : <br />Total job cost : <br />5.75 Hours <br />$1,194