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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 03a State :Colorado Permit/job# : M-1980-178 <br />Date <br />User <br />12/30/2008 <br />THM <br />County :Mesa <br />Site :Moores Pit <br />Abbreviation :none <br />Filename :M178-03a <br />Agency or organization name: DRMS <br />_ <br />Permit or other job action :Final Reclamation Cost Update <br />Task description : Replace Fines on Affected Area as Growth Medium <br />HOURLY EQUIPMENT COST <br />Basic machine: Cat D8R Series 11 - 8SU (200,1 Horsepower:- 310 <br />Blade type : Semi-Universal <br />Attachment no. 1 :BOPS Cab Shift basis per day <br />Attachment no. 2 :NA <br />Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $50.32 NA <br />Operating cost/hour : $77.13 100 <br />Ripper op. cost/hour : $0.00 NA <br />Operator cost/hour : $32.78 NA <br />Total unit cost/hour : $160.22 Total fleet cost/hour : $160.22 <br />_ ,: <br />MATERIAL QUANTITIES _ :. ... ... .. <br />Initial Swell Loose <br />volume : 5,162 LCY factor : NA volume : 5,162 LCY <br />Source of estimated volume :Assume 9.6 acres covered with 4" of screen I crusher fines <br />Source of estimated swell factor :NA <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 250 feet Material consistency : 1.00 (Cat HB) <br />Unadjusted hourly production : 377.8 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift/day) <br />Consolidated stockpile Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 1.22 (Cat HB) <br />Average push gradient : 10.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,200 feet Material weight : 0.85 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,700 Ibs/LCY Net correction : 0.52 <br />Weight description : <br />Sand and clay - Loose Adjusted unit production : 196.33 LCY/hr <br /> Adjusted fleet production : 196.33 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 26.29 Hours <br />Unit cost : $0.816 /LCY Total job cost : $4,213