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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 02a State :Colorado Permit/job# :M-1987-074 <br />Date : 0810512008 County :Eagle Abbreviation :none <br />User: THM Site :Dotsero Quarry Filename :M074-02a <br />Agency or organization name: DRMS <br />Permit or other job action :Final Reclamation Cost Update <br />Task description : Ba ckfill west highwall to 2H:1 V _ <br />HOURLY EQUIPMENT COST <br />' <br />310 <br /> Basic machine : Cat D8R Series /I - 8SU (200, Horsepower : <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 : $57.13 NA <br /> Operating cost/hour : $77.13 100 <br /> Ripper op. cost/hour : $0.67 10 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $167.70 Total fl eet cost/hour : $167.70 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 14,400 CCY factor : 1.255 volume : 18,072 LCY <br />Source of estimated volume :Assume avg. 12'H x 100' L Highwallgraded to 2H:1 V <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 : 1.00 (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 <br />80 <br />0 11sh,.ftlri;" <br />(fnd-rf) <br />Consolidated stockpile Spoil pile : . <br />14 <br />1 (Cat HB) <br /> Push gradient : . <br />Average push gradient : 6.00 % (neg) Altitude : 1.00 <br />42 <br />2 (Cat HB) <br />(Cat HB) <br />Average site altitude : 7,200 feet Material weight : . <br />00 (S/SU/U) <br /> Blade type : 1. <br />Material weight : 950 Ibs/LCY Net correction : 1.37 <br />Weight description <br />Adjusted unit production : <br />1169.33 <br />LCY/hr <br />Cinders Adjusted fleet production : 1,169.33 LCY/hr <br />JOB TIME AND COST <br />Total job time : <br />s <br />D <br />15.46 <br />Hours <br />Fleet size ) <br />ozer( <br /> <br />Unit cost : <br />$0.143 /LCY Total job cost <br />592 <br />$2,