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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 002 <br />Date : 10/29/2004 <br />User: WHE <br />State :Colorado <br />County : La Plata <br />Site :Thomas Pit <br />Permitlob# : M-1976-020 <br />Abbreviation :none <br />Filename : M020-002 <br />Agency or organization name : DMG <br />Permit or other job action :Routine 112c bond review <br />Task description :Rip & grade 20 acres, ensure mild slopes & positive drainage <br />_ . _.. .. <br />-- - - <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D8R Series 11 - 8U <br />Blade type : Universal <br />Attachment no. t : ROPS Cab <br />Attachment no. 2 : 3-shank ripper <br />Cost Breakdown <br />MATERIAL QUANTITIES <br />Initial <br />volume : 16,133 <br /> Utilization <br />Ownership cost/hour : $48.82 NA <br />Operating cosUhour : $66.09 100 <br />Ripper op.cosUhour : $1.77 25 <br />Operator cosUhour : $31.76 NA <br />Total unit cosUhour : $148.44 Total fleet cosVhcur <br /> <br />Horsepower: 310 <br />$148.44 <br />Swell Loose <br />LCY factor: NA volume: 16,133 LCY <br />Source of estimated volume : (20ac)(43560sf/ac)(0.5'D)/27 = 16,133.3 cy <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br />Average push distance : 50 feet <br />Unadjusted hourly production : 1,627.0 LCY/hr <br />Material consistency description <br />Consolidated stockpile <br />Average push gradient <br />Average site altitude <br />Material weight <br />Weight description <br />Sand and oravel - Drv <br />0.00 % (pos) <br />7.000 feet <br />2,900 Ibs/LCY <br />JOB TIME AND COST <br />Fleet size <br />Unit cost <br />1 Dozers) <br />$0.231 /LCY <br />Operator skill : 0.75 <br />Material consistency : 1.00 <br />Dozing method : 1.00 <br />Visibility : 1.00 <br />Job efficiency : 0.83 <br />Spoil pile : 0.80 <br />Push gradient : 1.00 <br />Altitude : 1.00 <br />Material weight : 0.79 <br />Blade type : 1.00 <br />Net correction : 0.39 <br />Adjusted unit production : 642.38 LCY/hr <br />Adjusted fleet production : 642.38 LCY/hr <br />Total job time : 25.11 <br />Total job cost : $3,728 <br />Hours <br />Shift basis : 1 per day <br />Data source : (CRG) <br />