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User <br />Site : West Elk Mine <br />Filename : 0007-200 <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 : $72.92 NA <br /> Operating cost/hour : $98.84 100 <br /> Ripper op. cost/hour : <br />-- $0.00 <br />- 0 <br /> Operator cost/hour: i32.78 NA <br /> Total unit cost/hour : $204.53 Total fleet cost/hour : $818.13 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 667 CCY factor : 1.165 volume : 777 LCY <br /> <br />Source of estimated volume: Division estimate <br />Source of estimated swell factor : CAT Handbook <br /> <br />.................................... <br />HOURLY PRODUCTION <br />Job Condition Correction Factors <br />Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 1,243.2 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift/day) <br />Compacted rill or embankment Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 1.22 (Cat HB) <br />Average push gradient : 10.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude :- 6,600 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.44 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth <br />TAK <br />Adjusted unit production <br />Adjusted fleet production <br />541.35 <br />2,165.40 <br />LCY/hr <br />LCY/hr <br />JOB TIME AND COST <br />Fleet size : 4 Dozer(s) Total job time : 0.36 Hours <br />Unit cost : $0.378 /LCY Total job cost : $294