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CIRCES Cost Estimating Software <br />PROJECT IDENTIFICATION <br />Task # : 02a <br />Date : 12/30/2004 <br />User : DMG <br />County :Delta <br />Site : Bennett'S Gravel Pit <br />Agency or organization name :DMG <br />Permit or other job action :Routine bond recalculation <br />Task description :rip and push material from <br />HOURLY EQUIPMENT COST <br />PermiUjob# : M-1979-166 <br />Abbreviation :none <br />Filename : M166-02a <br />area to backfill <br />Basic machine :Cat D8R Series 11 - 8SU Horsepower : 310 <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cost/hour : $48.82 NA <br />Operating cost/hour : $66.09 100 <br />Ripper op.cosUhour : $1.77 25 <br />Operator cosUhour : $31.76 NA <br />Total unit cost/hour : $148.44 Total fleet cosVhour : $148.44 <br /> <br />;; <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 101,606 LCY factor : NA volume : 101,606 LCY <br /> <br />Source of estimated volume :400' of 1:1 & 2300' of vertical backfilled to combo 2H:1V/3H:1V <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION Job Condition Correction Factors Source ~~ <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 160 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 605.4 LCY/hr Dozing method : 1.00 (gen.) <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient : 10.00 % (i <br />Average site altitude : 4,930 feet <br />Material weight : 2,800 Ibs/LCY <br />Weight description <br />Clay -Natural bed <br />Visibility : 1.00 <br />Job efficiency : 0.83 <br />Spoil pile : 0.80 <br />Push gradient : 1.22 <br />Altitude : 1.00 <br />Material weight : 0.82 <br />Blade type : 1.00 <br />Net correction : 0.45 <br />Adjusted unit production : 273.04 LCY/hr <br />Adjusted fleet production : 273.04 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 372.13 Hours <br />Unit cost : $0.544 /LCY Total job cost : $55,241 <br />State :Colorado <br />