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Agency or organization name : Colorado Division Of Reclamation Mining And Safety <br />Permit or other job action : Succession of Operator <br />Task description : Finish Grading <br /> Basic machine : Cat D8R Series 11 - 8SU (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 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 : $0.34 5 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $167.37 Total fleet cost/hour : $167.37 <br />.............................::::,:::::..:::... <br />MATERIAL QUANTITIES ........ ....... ..... .................... ... <br />Initial Swell Loose <br />volume : 7,900 LCY factor : NA volume : 7,900 LCY <br /> <br />Source of estima ted volume : Rough grading six inches of material over 10 acres <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 : 200 feet Material consistency : 1.00 (Cat HB) <br />Unadjusted hourly production : 491.9 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift/day) <br />Consolidated stockpile Spoil pile : 0.80 (fnd-r1) <br /> Push gradient : 1.33 (Cat HB) <br />Average push gradient : 15.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 5,000 feet Material weight : 1.10 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,100 Ibs/LCY Net correction : 0.72 <br />Weight description <br />Earth - Loam Adjusted unit production : 356.45 LCY/hr <br /> Adjusted fleet production : 356.45 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 22.16 Hours <br />Unit cost : $0.470 /LCY Total job cost : $3,709 <br />