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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 003 State : Colorado Permit/job# : M-2000-049 <br />Date <br />User <br />06/05/2008 <br />KAP <br />County :Montrose <br />Site :Angie Pit <br />Abbreviation :none <br />Filename : M049-003 <br />Agency or organization name : Colorado Division Of Reclamation Mining And Safety <br />Permit or other job action :Amendment <br />Task description : Cut and fill Highwall and wing walls in Phase Y <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series /I - 8SU (200,1 <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2 :3-shank ripper <br />Horsepower: 310 <br />Shiftbasis : 1 per day <br />Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $57.13 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 : $167.03 Total fleet cost/hour : $167.03 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 39,727 LCY factor : NA volume: 39,727 LCY <br />Source of estima ted volume :32`H x 1495L highwall & 2 - 32'H x 300'L wings cut and filled 4:1 <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 : 65 feet Material consistency : 1.00 (Cat HB) <br />Unadjusted hourly production : 1,170.3 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shiftlday) <br />Consolidated stockpile Spoil pile: 0.80 (fnd-rf) <br /> Push gradient : 1.28 (Cat HB) <br />Average push gradient : 12.50 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,570 feet Material weight : 0.71 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 3,250 Ibs/LCY Net correction : 0.45 <br />Weight description <br />Gravel - Pitrun Adjusted unit production : 526.94 LC,Y/hr <br /> Adjusted fleet production : 526.94 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 75.39 Hours <br />Unit cost : $0.317 /LCY Total job cost : $12,593