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CIRCES Cost Estimating Software <br /> BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 002 State : Colorado Permit/job# : C-1981-012 <br />Date : 0111312009 County: Las Animas Abbreviation :none <br />User : JRS Site : New Elk Mine Filename : C012-002 <br /> <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Permit Renewal 05 <br />Task description :Backrill and Grade West Portal Area <br /> <br />HOURLY EQUIPMENT COST <br /> Basic machine : Cat D9R - 9SU (2005) Horsepower : 405 <br /> Blade type : Semi-Universal <br /> Attachment no. 1 :ROPS Cab Shiftbasis : 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 : $1.61 20 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $209.15 Total fleet cost/hour : $627.44 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 11,760 CCY factor : 1.125 volume : 13,230 LCY <br /> <br />Source of estimated volume: Map 17 <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 200 feet Material consistency : 0.90 (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 (lshift/day) <br />Compacted fill or embankment Spoil pile : 0.80 (find-rf) <br /> Push gradient : 0.90 (Cat HB) <br />Average push gradient : 5.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 7,500 feet Material weight : 0.87 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2650 Ibs/LCY Net correction : 0.35 <br />Weight description : <br />Decomposed rock - 25% Rock, 75% Earth Adjusted unit production : 245.95 LCY/hr <br /> Adjusted fleet production : 737.85 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 3 Dozer(s) Total job time : 17.93 Hours <br />Unit cost : $0.850 /LCY Total job cost : $11,250