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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION - <br />Task # : 351 State : Colorado Permit/job# : C-1996-083 <br />Date : 0610112009 County: Delta Abbreviation : none <br />User : JRS Site : Bowie No. 2 Mine Filename : C083-351 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Minor Revision 104 <br />Task description : Regrade Drill Pad 192 <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 : I per day <br />Attachment no. 2:3-shank ripper -- <br /> Data source : R <br />(C <br />G <br />) <br /> <br />Utilization % _ <br />_ <br />_ <br />_ <br />_ <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 Swell Loose <br />volume : 2,500 BCY factor : 1.250 volume : 3,125 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 : 150 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 910.5 LCY/hr Dozing method : 1.00 (gen.) <br />Visibility: 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift1day) <br /> <br />Compacted fill or embankment Spoil pile : <br />0.80 _ <br />_ (fnd-r? <br />Push gradient : 0.90 (Cat HB) <br />Average push gradient : 5.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 7,000 feet Material weight : 0.79 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.32 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 292.33 LCY/hr <br />Adjusted fleet production : 292.33 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 10.69 Hours <br />Unit cost : $0.710 /LCY Total job cost : $2,219