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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 003 <br />Date : 12/03/2003 <br />User : WHE <br />State :Colorado <br />County :San Juan <br />Site : Sunnyside Mine <br />PermiUjob# : M-1977-378 <br />Abbreviation :none <br />Filename : M378-003 <br />Agency or organization name : DMG <br />Permit or other job action :AR-02 <br />Task description :Rip & grade Lake Emma area, 6 acres <br />HOURLY EQUIPMENT COST <br />Cost Breakdown <br />MATERIAL QUANTITIES <br />Initial <br />volume : 19.360 <br />Basic machine :Cat D8R Series /l - 8SU <br />Blade type :Semi-Universal <br />Attachment no. 1 :ROPS Cab <br />Attachment no. 2 :3-shank ripper <br /> Utilization <br />Ownership cosUhour : $49.85 NA <br />Operating cosUhour : $66.44 100 <br />Ripper op.cosVhour : $3.51 50 <br />Operator cosUhour : $31.83 NA <br />Total unit cosUhour : $151.64 Total fleet cosUhour <br />$151.64 <br />Swell Loose <br />LCY factor : NA volume : 19,360 LCY <br />Source of estimated volume : (6ac)(43560s//ac)(2'D)/27= 19,360 cy <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION <br />Average push distance : 75 feet <br />Unadjusted hourly production : 1,017.1 LCY/hr <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient : 0.00 % (j <br />Average site altitude : 12,000 feet <br />Material weight : 2,900 Ibs/LCY <br />Weight description <br />Decomposed rock - 50% Rock, 50°f Earth <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) <br />Unit cost : $0.446 /LCY <br />Condition Correction Factors Source <br />Operator skill : 0.75 (avg.) <br />Material consistency : 0.90 (Cat HB) <br />Dozing method : 1.00 (gen.) <br />Visibility : 1.00 (avg.) <br />Jab efficiency : 0.83 (lshiff/day <br />Spoil pile : 0.80 (fnd-rf) <br />Push gradient : 1.00 (Cat HB) <br />Altitude : 0.94 (Cat HB) <br />Material weight : 0.79 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.33 <br /> <br />Adjusted unit production : 339.73 LCYlhr <br />Adjusted fleet production : 339.73 LCY/hr <br /> <br />Total job time : 56.99 Hours <br />Total job cost : $8,641 <br />Horsepower: 310 <br />Shift basis : 1 per day <br />Data source : (CRG) <br />