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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />Task # : 187 <br />Date : 02/252007 <br />User: JRS <br />State :Colorado Permiftob# : C-9&083 <br />County :Delta Abbreviation : none <br />Site :Bowie No. 2 Mine Filename : C083-187 <br />Agency or organization name :Colorado Division O/Minerals Am <br />Permit or other job action :Technical Revision 45 <br />Task description : Bac~ll and Regrade Pond J <br />Basic machine :Cat D9R - 9SU Horsepower : 405 <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $56.94 NA <br />Operatingcost/hour : $104.98 100 <br />Ripper op. cosf/hour : $2.49 25 <br />Operator cosUhour : $32.53 NA <br />Total unit cosVhour : $196.95 Total fleet cosUhour : $196.95 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume: 11,900 BCY factor: 1.330 volume: 15,8Y7 LCY <br />Source of estimated volume :Map 22J <br />Source of estimated swell factor :CAT Handbook <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br />Average push distance : 125 feet <br />Unadjusted hourly production : 1,055.6 LCY/hr <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient : 0.00 % (/ <br />Average site altitude : 5, 700 feet <br />Material weight : 2, 900 Ibs/LCY <br />Weight description <br />Decomposed rock - 50% Rock. 50% Earth <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) <br />Unit cost : $0.525 /LCY <br />Operator skill : 0.75 <br />Material consistency : 0.90 <br />Dozing method : 1.00 <br />Visibility : 1.00 <br />Job efficiency : 0.83 <br />Spoil pile : 0.80 <br />Push gradient : 1.00 <br />Attitude : 1.00 <br />Matedal weight : 0.79 <br />Blade type : f.00 <br />Net wrtection : 0.36 <br />Adjusted unit production ; 375.10 LCYlhr <br />Adjusted fleet production ; 375.10 LCY/hr <br />Total job time : 42.19 Hours <br />Total jab cost ; $8,310 <br />