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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 002 State <br />Date <br />User <br />11 /19/2007 <br />WHE <br />Agency or organization name : DRMS <br />Permit or other job action :Routine bond update <br />Task description :Rough grade and rip compacted areas <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D8R Series 11 - 8U (2005) Horsepower : 310 <br />Blade type <br />Attachment no. 1 <br />Attachment no. 2 <br />Universal <br />ROPS Cab <br />3-shank ripper <br />Shift basis : 1 perday <br />Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cost/hour : $57.40 NA <br /> Operating cost hour : $77.43 100 <br /> Ripper op. cost/hour : $6.71 100 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost hour : $174.31 Total fleet cost/hour : $174.31 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 403 LCY factor : NA volume : 403 LCY <br /> <br />Source of estimated volume : ((0.25ac x 43560sf/ac) x 1'D) / 27 = 403.3 cy <br />Source of estimated swell factor : NA <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 feet Material consistency :_ 0.90 (Cat HB) <br />Unadjusted hourly production : 1,627.0 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (lshift/day) <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-rl) <br /> Push gradient : 1.00 (Cat HB) <br />Average push gradient : 0.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 5,380 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.36 <br />Weight description <br />Sand and gravel -Dry Adjusted unit production : 578.14 LCY/hr <br /> Adjusted fleet production : 578.14 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : D.70 Hours <br />Unit cost : $0.302 /LCY Total job cost : $122 <br /> <br />Colorado <br />County :Montrose <br />Site :Olathe Pit <br />Permit/job# :M-1984-108 <br />Abbreviation :none <br />Filename :M108-002 <br />