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Agency or organization name : DRMS <br />Permit or other job action :Reclamation Cost Update <br />Task description : Reduce highwall to 3HAV using cut and fill <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11- 8SU (20011 Horsepower : 310 <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 />% <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 fleet cost/hour : $167.70 <br />MATERIAL QUANTITIES <br />. Initial Swell Loose <br />volume : 20,000 CCY factor : 1.255 volume : 25,100 LCY <br />Source of estimated volume :Assume 30'H x 1600'L highwall cut and fill to 3H:1V <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors <br />Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 60 feet Material consistency : 1.00 (Cat HB) <br />Unadjusted hourly production : 1,246.9 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift/day) <br /> Spoil pile : 0.80 (fnd-r? <br />Consolidated stockpile Push gradient : 1.36 (Cat HB) <br />Average push gradient : 16.50 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 7,200 feet Material weight : 2.42 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 950 Ibs/LCY Net correction : 1.64 <br />Weight description <br />Adjusted unit production : <br />2042.16 <br />LCY/hr <br />Cinders Adjusted fleet production : 2,042.16 LCY/hr <br />JOB TIME AND COST <br />D <br />Total job time : <br />12.29 <br />Hours <br />Fleet size : ozer(s) <br />1 <br />Unit cost : $0.082 /LCY Total job cost : $2,061