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CIRCES Cost Estimating Software <br /> BULLDOZER WORK <br /> <br />PROJECT IDENTIFICATION ~~ <br />Task # : 002 State :Colorado PermiUjob# : M-1996-056 <br />Date : 05/16/2007 County :Archuleta Abbreviation :none <br />User : KAP Site :Wber Pit No 2 Filename :M056-002 <br />Agency or organization name :Colorado Division Of Reclamation Mining And Safety <br />Permit or otherjob action :Amendment <br />Task description :Rip & grade pit floor and stockpile areas, approx. 32 acres <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11 - SSU (200; Horsepower : 310 <br />Blade type :Semi-Universal <br />Attachment no. 1 :ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank rinner <br /> Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cosUhour : $58.24 NA <br />Operating cosUhour : $73.75 100 <br />Ripper op. cost/hour : $3.43 50 <br />Operator cost/hour : $32.78 NA <br />Total unit cosUhour : $168.20 Total fleet cost/hour : $168.20 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 77,440 LCY factor : NA volume : 77,440 LCY <br />Source of estimated volume : Rclamatibn Plan <br />Source of estimated swell factor :NA <br />Average push distance : 50 feet <br />Unadjusted hourly production : 1,400.0 LCY/hr <br />Material consistency description <br />Partly consolidated stockpile <br />Average push gradient : 5.00 % (~ <br />Average site altitude : 7,560 feet <br />Material weight : 2,900 Ibs/LCY <br />Weight description <br />Decomposed rock - 50% Rock, 50% Earth <br />JOB TIME AND COST <br />dition Correction Factors <br />Operator skill : <br />0.75 Source <br />(avg.) <br />Material consistency : 1.10 (Cat HB) <br />Dozing method : 1.00 (gen.) <br />Visibility : 1.00 (avg.) <br />Job efficiency : 0.83 (1 shift/day) <br />Spoil pile : 0.80 (fnd-d) <br />Push gradient : i.11 (Cat HB) <br />Altitude : <br />Material weight : 1.00 <br />0.79 (Cat HB) <br />(Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.48 <br />Adjusted unit production <br />Adjusted fleet production <br />678.20 <br />678.20 <br />LCY/hr <br />LCY/hr <br />Fleet size : 1 Dozers) Total job time : 114.19 Hours <br />Unit cost : $0.248 /LCY Total jab cost : $19,206 <br /> <br />