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CIRCES Cost Estimating Software <br />• BULLDOZER WORK ' <br />Task # : 022 <br />Date : 08/072001 <br />User: JH8 <br />State :Colorado PermiUjob# : C-81-012 <br />County :Las Animas Abbreviation :none j <br />Site :New Elk Mine Filename :C012-022 <br />Agency or organization name :Colorado Division Of Minerals And Geology <br />Permit or other job action :2001 Midterm <br />Task description :Pond Removal, Ponds 004, 005, 006, 8 007 <br /> Basic machine :Cat D8R - 8SU Horsepower : 305 <br /> Blade type :Semi-Universal <br /> Attachment no. 1 :ROPS Cab Shift basis : 1 perday ~~ <br /> Attachment no. 2 :1-shank ripper <br /> Data source : (CRG) I <br /> Utilization % I <br />Cost Breakdown : Ownership cosUhour : $50.41 NA <br /> Operating cosUhour : $65.98 100 <br /> Ripper op. cosUhour : $1.96 20 <br /> Operator cosUhour : $27.99 NA <br /> Total unit cosUhour : $146.34 Total fleet cosUhour : $292.67 'I <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose ', <br />volume : 15,000 CCY factor : 1.125 volume : 16,875 LCY <br />Source of estimated volume :Permit Exhibit 28-56 <br />Source of estimated swell factor :Caterpillar Handboo~ <br />Average push distance : 273 feet <br />Unadjusted hourly production : 336.6 LCY/hr <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient : 0.50 % (neg) <br />Average site altitude : 7,400 feet <br />Material weight : 2,650 Ibs/LCY <br />Weight description <br />Decomposed rock - 25% Rock, 75% Earth <br />28th edition <br />: <br /> <br />dition Correction Factors <br />Operator skill : <br /> <br />0.75 tt+. ;;* <br />Source <br />(avg.) <br />Material consistency : 0.90 (Cat HB) <br />Dozing method : 1.00 (gen.) <br />Visibility : 1.00 (avg.) <br />Job efficiency : 0.83 (1shiR/day) <br />Spoil pile : 1.00 (doz-oc) <br />Push gradient : 1.01 (Cat HB) <br />Altitude : 1.00 (Cat HB) <br />Material weight : 0.87 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.49 <br />Adjusted unit production : 165.39 LCY/hr <br />Adjusted fleet production : 330.78 LCYlhr <br />