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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 264 State : Colorado Permitriob# : C-1996-083 <br />Date : 02/21/2008 County : Delta Abbreviation : none <br />User : JRS Site : Bowie No. 2 Mine Filename : C083-264 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action : Technical Revision 53 <br />Task description :Replace Topsoll from Stockpile to Drill Pads <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 : 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 Swell Loose <br />volume : 550 BCY factor : 1.250 volume : 688 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 : 100 feet <br />Unadjusted hourly production : 1,243.2 LCY/hr <br />Material consistency description <br />Consolidated stockpile <br />Average push gradient: 5.00 % (pos) <br />Average site attitude : 7,200 feet <br />Material weight : 2,550 Ibs/LCY <br />Weight description : <br />Earth - Dry packed <br />JOB TIME AND COST <br />Fleet size <br />Unit cost <br />1 Dozer(s) <br />$0.411 /LCY <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 ' (1shift1day) <br />Spoil pile : <br />- 0.80 (fn <br />d-rt) <br /> <br />Push gradient : <br />-- -- 0.90 - _ _ <br />_ <br />' (Cal H8) - <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 : 504.38 LCY/hr <br />Adjusted fleet production : 504.38 LCY/hr <br /> <br />Total job time <br />Total job cost <br />1.36 Hours <br />$283