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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 036 State : Colorado Permit/job# : C-1981-020 <br />Date : 0711612010 County : Garfield Abbreviation : none <br />User : JRS Site: Munger Canyon Mine Filename : C020-036 <br /> <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :20 10 Midterm Review (MT-06) <br />Task description :Regrade Refuse Pile Pond <br />HOURLY EQUIPMENT COST <br /> Basic machine : Cat D8R Series 11 - 8SU (200: Horsepower : 310 <br /> Blade type : Semi-Universal <br /> Attachment no. 1 : ROPS Cab Shiftbasis : 1 per day <br /> Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $53.74 NA <br /> Operating cost/hour : $70.63 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cost/hour : $38.54 NA <br /> Total unit cost/hour : $162.90 Total fleet cost/hour : $162.90 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 1,200 CCY factor : 1.165 volume : 1,398 LCY <br /> <br />Source of estimated volume: Division Estimate <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 : 75 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 1,017.1 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility: 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift/day) <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-ro <br /> Push gradient : 1.00 (Cat HB) <br />Average push gradient : 0.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 5,500 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2900 Ibs/LCY Net correction : 0.36 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 361.42 LCY/hr <br /> Adjusted fleet production : 361.42 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 3.87 Hours <br />Unit cost : $0.451 /LCY Total job cost : $630