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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 01a State :Colorado Permit/job# :M-1987-103 <br />Date : 0611612010 County : Rio Blanco Abbreviation :none <br />User: THM Site: East Douglass Pit Filename :M103-01a <br />Agency or organization name: DRMS <br />Permit or other job action :Final Reclamation Bond Update <br />Task description : Regrade Pit High-Walls <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D7R DS Series 11 LGP - 7 Horsepower : 240 <br />Blade type :Straight <br />Attachment no. 1 :ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :NA <br /> Data source: (CRG) <br /> Utilization % - <br />Cost Breakdown : Ownership cost/hour : $44.90 NA <br />Operating cost/hour : $53.65 100 <br />Ripper op. cost/hour : $0.00 NA <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $137.09 Total fleet cost/hour : $137.09 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 5,050 LCY factor : NA volume : 5,050 LCY <br />Source of estimated volume :Staff Estimate <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 : 75 feet Material consistency : 1.20 (Cat HB) <br />Unadjusted hourly production : 594.6 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift/day) <br />Loose stockpile Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 1.00 (Cat HB) <br />Average push gradient : 0.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,000 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 lbs/LCY Net correction : 0.47 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 281.71 LCY/hr <br />Adjusted fleet production : 281.71 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 17.93 Hours <br />Unit cost : $0.487 /LCY Total job cost : $2,457