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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />Task # : 195 <br />Date : 04/11/2003 <br />User: JRS <br />Agency or organization name :Colorado Division O1 Minerals And Geology <br />Permit or other job action :Technical Revision 25 <br />Task description :Replace Topsoil from Stockpile to Light-Use Roads <br />HOURLY EQUIPMENT COST <br /> Basic machine :Cat D8R Series 11 - 8SU Horsepower : 310 <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 : (CRGJ <br /> Utilization <br />Cost Breakdown : Ownership cosUhour : $50.51 NA <br /> Operating cosUhour : $61.43 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cosUhour : $24.01 NA <br /> Total unit cosUhour : $135.95 Total fleet cosUhour : $135.95 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 725 CCY factor : 1.125 volume : 816 LCY <br /> <br />Source of estimated volume :Division Estim ate _ <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 : 1.00 (Cat HB) _ <br />Unadjusted hourly production : 491.9 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (lshifUday) <br />Consolidated stockpile Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 0.90 (Cat HB) <br />Average push gradient : 5.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 7,200 feet Material weight : 0.90 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,550 Ibs/LCY Net correction : 0.41 <br />Weight description <br />Earth -Dry packed Adjusted unit production : 199.57 LCY/hr <br /> Adjusted fleet production : 199.57 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 4.09 Hours <br />Unit cost : $0.681 /LCY Total job cost : $556 <br />State :Colorado <br />County :Delta <br />Site :Bowie No. 2 Mine <br />PermiUjob# : G96-083 <br />Abbreviation :none <br />Filename : C083-195 <br />