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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 095 State :Colorado Permit/job# :C-1981-038 <br />Date : 1210212010 County:Delta Abbreviation :none <br />User : JRS Site :Bowie No. 1 Mine Filename : C038-095 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :2010 Midterm Review (MT-6) <br />Task description :Backfill and Regrade Pond W-1 <br />HOURLY EQUIPMENT COST <br /> Basic machine : Cat D9R - 9SU (2005) 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 : $67.77 NA <br /> Operating cost/hour : $95.29 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cost/hour : $38.54 NA <br /> Total unit cost/hour : $201.60 Total fleet cost/hour : $201.60 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 1,200 CCY factor : 1.165 volume : 1,398 LCY <br />Source of estimated volume :Operator Estimate <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors <br /> Operator skill : <br />Average push distance : 75 feet Material consistency : <br />Unadjusted hourly production : 1,514.3 LCY/hr Dozing method : <br /> Visibility: <br />Material consistency description : Job efficiency : <br />Compacted fill or embankment Spoil pile : <br /> Push gradient : <br />Average push gradient : 5.00 % (pos) Altitude : <br />Average site altitude : 7,100 feet Material weight : <br /> Blade type <br />Material weight : 2,900 Ibs/LCY Net correction <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth <br />Source <br />0.75 (avg.) <br />0.90 (Cat HB) <br />1.00 (gen.) <br />1.00 (avg.) <br />0.83 (1shift1day) <br />0.80 (fnd-rl) <br />0.90 (Cat HB) <br />1.00 (Cat HB) <br />0.79 (Cat HB) <br />1.00 (S/SU/U) <br />0.32 <br />Adjusted unit production : 486.19 LCY/hr <br />Adjusted fleet production : 486.19 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 2.88 Hours <br />Unit cost : $0.415 /LCY Total job cost : $580