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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task If: 252 State : Colorado Permit/job# : C-1996-083 <br />Date : 0510512010 County :Delta Abbreviation :none <br />User : JRS Site : Bowie No. 2 Mine Filename : C083-252 <br /> <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Permit Revision 12 <br />Task description : Regrade Three Drill Pads <br /> <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) Horsepower <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 : ( <br />C <br />RG) <br /> Utilization % _ <br />_ <br />_ <br />Cost Breakdown : 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 />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 1,925 BCY 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 <br />Average push distance : 100 feet <br />Unadjusted hourly production : 1,243.2 LCY/hr <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient : 5.00 % (l <br />Average site altitude : 8,100 feet <br />Material weight : 2650 Ibs/LCY <br />Weight description : <br />Decomposed rock - 25% Rock, 75% Earth <br />ndition Correction Factors <br />Operator skill : <br />0.75 Source <br />(avg.) <br />Material consistency : 0.90 (Cat HB) <br />Dozing method : 1.00 (gen.)' <br />Visibility : 1.00 (avg.) <br />Job efficiency : 0.83 (1shift1day) <br />Spoil pile : 0.80 (fnd-ro <br />Push gradient : 0.90 (Cat <br />HB) <br />Altitude : 0.95 _ <br />(Cat HB) <br /> <br />Material weight : <br />0.87 _ <br />(Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.33 <br />Adjusted unit production <br />Adjusted fleet production <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) <br />Unit cost : $0.486 /LCY <br />414.97 LCY/hr <br />414.97 LCY/hr <br />Total job time : 5.80 Hours <br />Total job cost : $1,169