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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 02a State :Colorado Permit/job# :M-1983-013 <br />Date : 0211712011 County :Mesa Abbreviation :none <br />User : THM Site :Latham-Burkett Pit Filename :M013-02a <br />Agency or organization name: DRMS <br />Permit or other job action : Final Reclamation Cost Estimate Update <br />Task description :Rip and grade 13 acre multi-purpose area <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11 - 8SU (200,1 <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2:3-shank ripper <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $45.68 NA <br />Operating cost/hour : $87.12 100 <br />Ripper op. cost/hour : $7.54 100 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $178.88 Total fleet cost/hour <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 20,973 CCY factor : 1.060 volume : 22,231 <br />Horsepower: 310 <br />$357.76 <br />LCY <br />Source of estimated volume :Assume 13 acres graded at 1 foot depth <br />Source of estimated swell factor : CAT Handbook <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 852.6 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-rf) <br /> Push gradient : 1.00 (Cat HB) <br />Average push gradient : 0.00 % (pos) Altitude : 1.00 (Cat HB <br />) <br />Average site altitude : 4,900 feet Material weight : 0.79 _ <br />(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 : 302.96 LCY/hr <br /> Adjusted fleet production : 605.93 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 2 Dozer(s) Total job time : 36.69 Hours <br />Unit cost : $0.590 /LCY Total job cost : $13,126 <br />Shift basis : 1 per day <br />Data source : (CRG)