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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 007 State : Colorado Permit/job# :M1983102 <br />Date : 0511112009 County :Grand Abbreviation :none <br />User: PSH Site : Thompson Resource Filename : M102-007 <br />Agency or organization name : Colorado Department Of Reclamation, Mining And Safety <br />Permit or other job action : SO-02 Revised Bond Calculation <br />Task description : Maintenance on 2;1 slopes <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series Il - 8SU (200,1 Horsepower : 310 <br />Blade type :Semi-Universal <br />Attachment no. 1 :BOPS Cab Shift basis : 1 per day <br />Attachment no. 2 :1-shank ripper <br />Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cost/hour : $58.03 NA <br />Operating cost/hour : $77.13 100 <br />Ripper op. cost/hour : $0.00 0 <br />Operator cost/hour : $32.78 NA <br />Total unit cost/hour : $167.93 Total fleet cost/hour : $167.93 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 4,148 CCY factor : 1.215 volume : 5,040 LCY <br />Source of estimated volume : DRMS <br />Source of estimated swell factor : Cat Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors <br /> Operator skill <br />Average push distance : 150 feet Material consistency <br />Unadjusted hourly production : 634.3 LCY/hr Dozing method <br /> Visibility : <br />Material consistency description : Job efficiency <br />Consolidated stockpile Spoil pile <br /> Push gradient <br />Average push gradient : 10.00 % (neg) Altitude <br />Average site altitude : 8,000 feet Material weight <br /> Blade type <br />Material weight : 3,300 Ibs/LCY Net correction <br />Weight description : <br />Decomposed rock - 75% Rock, 25% Earth <br />Adjusted unit production <br />Adjusted fleet production <br />Source <br />0.75 <br />1.00 <br />1.00 <br />1.00 <br />0.83 <br />0.80 <br />1.22 <br />1.00 <br />0.70 <br />1.00 <br />0.43 <br />269.70 <br />269.70 <br />HB) <br />(avg.) <br />HB) <br />HB) <br />LCY/hr <br />LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 18.69 Hours <br />Unit cost : $0.623 /LCY Total job cost : $3,138