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PROJECT IDENTIFICATION <br />Task # : 001 <br />CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />State :Colorado <br />Date : 11/19/2007 County :Montrose <br />User : WHE Site :Olathe Pit <br />PermiUjob# :M-1984-108 <br />Abbreviation :none <br />Filename :M108-001 <br />Agency or organization name :DRMS <br />Permit or other job action :Routine bond update <br />Task description :Highwall reduction from 0.5H:1 V to 3H:1 V <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11- 8U (2005) <br />Blade type :Universal <br />Attachment no. 1 : BOPS Cab <br />Attachment no. 2 :3-shank ripper <br />Horsepower: 310 <br />Shift basis : 1 per day <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 : $1.68 25 <br /> Operator cosUhour : $32.78 NA <br /> Total unit cost/hour : $169.28 Total fleet cosUhour : $169.28 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 4,213 L CY factor : NA volume : 4,213 LCY <br /> <br />Source of estimated volume :See attached drawing, "Highwall Reduction" <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 (1shift/day) <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-r~ <br /> Push gradient : 1.22 (Cat HB) <br />Average push gradient : 10.00 % (neg) 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 : 0.44 <br />Weight description <br />Sand and gravel -Dry Adjusted unit production : 708.48 LCY/hr <br /> Adjusted fleet production : 708.48 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 5.95 Hours <br />Unit cost : $0.239 /LCY Total job cost : $1,007 <br /> <br />