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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 03a State :Colorado Permit/job# :M-1987-103 <br />Date <br />User <br />06/16/2010 <br />THM <br />County : Rio Blanco <br />Site : East Douglass Pit <br />Abbreviation :none <br />Filename :M103-03a <br />Agency or organization name: DRMS <br />Permit or other job action :Final Reclamation Bond Update <br />Task description : Move Rip-Rap boulders to base of cliff <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 fl eet cost/hour : $137.09 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 1,634 LCY factor : NA volume : 1,634 LCY <br /> <br />Source of estimated volume: Based on reclamation plan map <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 : 60 feet Material consistency : 1.00 (Cat HB) <br />Unadjusted hourly production : 700.0 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1 shift/day) <br />Consolidated stockpile Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 1.02 (Cat HB) <br />Average push gradient : 1.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,000 feet Material weight : 0.82 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,800 lbs/LCY Net correction : 0.42 <br />Weight description <br />Granite - Broken Adjusted unit production : 292.76 L•CY/hr <br /> Adjusted fleet production : 292.76 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 5.58 Hours <br />Unit cost : $0.468 /LCY Total job cost : $765 <br />