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PROJECT IDENTIFICATION <br />CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />Task # : 005 State : Colorado <br />Date : 1110212009 County :Delta <br />User : JRS Site :Bowie No. 2 Mine <br />Permit/job# : C-96-083 <br />Abbreviation :none <br />Filename :C083-005 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :2009 Midterm Review <br />Task description :Rip and Regrade Material Storage Area at Gob Pile <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D10R - 10SU (2005) Horsepower : 570 <br />Blade type : Semi-Universal <br />Attachment no. 1 :BOPS Cab Shiftbasis : 1 per day <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $89.77 NA <br />Operating cost/hour : $128.30 100 <br />Ripper op. cost/hour : $0.00 0 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $256.60 Total fleet cost/hour : $1,026.41 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 3,630 CCY factor : 1.165 volume : 4,229 LCY <br />Source of estimated volume: Map 15-1 <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors <br /> Operator skill : <br />Average push distance : 100 feet Material consistency : <br />Unadjusted hourly production : 1,718.9 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 : 0.00 % (pos) Altitude : <br />Average site altitude : 6,000 feet Material weight : <br /> Blade type <br />Material weight : 2900 Ibs/LCY Net correction <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth <br />JOB TIME AND COST <br />Fleet size <br />Unit cost <br />Adjusted unit production <br />Adjusted fleet production <br />610.79 LCY/hr <br />2,443.18 LCY/hr <br />4 Dozer(s) Total job time : 1.73 <br />$0.420 /LCY Total job cost : $1,777 <br />0.75 <br />0.90 <br />1.00 <br />1.00 <br />0.83 <br />0.80 <br />1.00 <br />1.00 <br />0.79 <br />1.00 <br />0.36 <br />Source <br />(avg.) <br />(Cat HB) <br />(gen.) <br />(avg.) <br />(1 shift/day) <br />(find-rf) <br />(Cat HB) <br />(Cat HB) <br />(Cat HB) <br />Hours