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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 03p State :Colorado Permit/job# : M-2007-044 <br />Date <br />User <br />02/05/2008 <br />GRM <br />County :Mesa <br />Site :Whirlwind Mine <br />Abbreviation :none <br />Filename :M044-03p <br />Agency or organization name: DRMS <br />Permit or other job action :Initial Reclamation Liability Estimate <br />Task description :re-establish 3:1 slopes <br />HOURLY EQUIPMENT COST <br />Basic machine <br />Blade type <br />Attachment no. 1 <br />Attachment no. 2 <br />Cat D8R Series 11 - 8U (2005) Horsepower : 310 <br />Universal <br />ROPS Cab <br />3-shank ripper <br />Shiftbasis : 1 per day <br />Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour: $57.40 NA <br /> Operating cost/hour : $77.43 100 <br /> Ripper op. cost/hour : $1.68 25 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $169.28 Total fleet cost/hour : $169.28 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 3,200 CCY factor : 1.335 volume : 4,272 LCY <br /> <br />Source of estimated volume :reclamation plan <br />Source of estimated swell factor : na <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 931.6 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift/day) <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 0.63 (Cat HB) <br />Average push gradient : 16.50 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,800 feet Material weight : 0.90 (Cat_HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,550 Ibs/LCY Net correction : 0.25 <br />Weight description <br />Sandstone Adjusted unit production : 237.27 LCY/hr <br /> Adjusted fleet production : 237.27 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 18.01 Hours <br />Unit cost : $0.713 /LCY Total job cost : $3,048 <br />