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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 01a State : Colorado Permit/job# : M-2000-073 <br />Date : 0712412008 County: Rio Blanco Abbreviation :none <br />User : SSS Site : Schultg Gravel Pit Filename : M073-01a <br />Agency or organization name: DBMS <br />Permit or other job action : Te chnical Revision No. 1 <br />Task description : Cut and Fill reduction of pit slopes <br /> <br />HOURLY EQUIPMENT COST <br /> Basic machine : Cat D7R DS Series 11 - 7SU Horsepower : 240 <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 : $48.36 NA <br /> Operating cost/hour : $56.19 100 <br /> Ripper op.cost/hour: $1.08 20 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $138.41 Total fl eet cost/hour : $138.41 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume: 5,555 CCY factor : 1.060 volume : 5,888 LCY <br /> <br />Source of estimated volume :Assume Max. 1000L x 20'H reduced to 3H:1V <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 55 -feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 989.1 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-rf) <br />- Push gradient : 1.27 (Cat HB) <br />Average push gradient : 12.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 5,930 feet Material weight : 0.71 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 3,250 Ibs/LCY Net correction : 0.40 <br />Weight description <br />Gravel - Pitrun Adjusted unit production : 397.56 LCY/hr <br /> Adjusted fleet production : 397.56 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 14.81 Hours <br />Unit cost : $0.348 /LCY Total job cost : $2,050 <br />