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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 255 State : Colorado Permit/job# : C-1996-083 <br />Date : 0510512010 County:Delta Abbreviation :none <br />User : JRS Site : Bowie No. 2 Mine Filename : C083-255 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action: Permit Revision 12 <br />Task description :Replace Topsoil from Stockpile to Light-Use Roads <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) Horsepower : 4_0_5_ <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 />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 : 3,140 BCY factor : 1.250 volume : 3,925 LCY <br />Source of estimated volume: Division Estimate <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <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 % () <br />Average site altitude : 8,100 feet <br />Material weight : 2,550 Ibs/LCY <br />Weight description <br />Earth - Drv packed <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 (1shift/day) <br />Spoil pile : a80 (fnd-rf) <br />Push gradient : 0.90 (Cat_HB) <br />Altitude : 0.95 (Cat HB) <br />Material weight : 0.90 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.39 <br />Adjusted unit production : 350.93 LCY/hr <br />Adjusted fleet production : 350.93 LCY/hr <br />