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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT I DENTIFICATION <br />Task # : 15b <br />Date : 05/23/2002 <br />User: ESC <br />State :Colorado <br />County :Grand <br />Site :Henderson Mine <br />Agency or organization name :DMG <br />Permit or other job action :Reevaluate amount o/required bond <br />Task description : BacMill & Grade Makeup Water Line/Pumphouse Area <br />HOURLY EQUIPMENT COST <br />Cost Breakdown <br />Basic machine :Cat D8R - 8SU <br />Blade type :Semi-Universal <br />Attachment no. 1 : BOPS Cab <br />Attachment no. 2 :3-shank ripper <br /> Utilization <br />Ownership cost hour : $49.50 NA <br />Operating cosUhour : $65.98 100 <br />Ripper op. cosUhour : $0.00 0 <br />Operator cosUhour : $2799 NA <br />Total unit cost/hour : $143.48 Totaf fleet cosf/hour <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 4,850 CCY factor : Y, 165 volume <br />Source of estimated volume :DMG Est. heavy grading 1 acre 3'd. <br />Source of estimated swell factor :50% rock 50% earth <br />HOURLY PRODUCTION <br />Horsepower: 305 <br />Shift basis : 1 per day <br />Data source : (CRG) <br />$143.48 <br />5,650 LCY <br />Source <br /> Operator skill : 0.75 (av <br />Average push distance : 150 feet Material consistency : 1.00 (Cat <br />Unadjusted hourly production : 634.3 LCY/hr Dozing method : 1.00 (ge <br /> Visibility: Y.00 (av <br />Material consistency description : Job efficiency : 0.83 (lshifi <br />Consolidated stockpile Spoil pile : 0.80 (fnc <br /> Push gradient : 1.00 (Cat <br />Average push gradient : 0.00 % (pos) Altitude : 1.00 (Cat <br />Average site altitude : 8,500 feet Material weight : 0.79 (Cat <br /> Blade type : 1.00 (S/Sl <br />Material weight : 2,900 Ibs/LCY Net correction : 0.39 <br />Weight description <br />Decomposed rock - 50% Rock, 50 % Earth Adjusted unit production : 250.44 LCY/hr <br /> Adjusted fleet production : 250.44 LCYlhr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 22.56 Hours <br />Unit cost : $0.573 /LCY Total job cost : $3,237 <br />Permiflob# : M-1977-342 <br />Abbreviation :none <br />Filename : M342->5b <br />