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Agency or organization name :Colorado Division Of Reclamation, Mining, And Safety <br />Permit or other job action : Bond Calculation Related to inspection <br />Task description : Reduce highwalls to 3.1 <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 1/ - 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 : $58.24 NA <br />Operating cost/hour: $73.75 100 <br />Ripper op. cost/hour : $0.00 0 <br />Operator cost/hour : $32.78 NA <br />Total unit cost/hour : $164.77 Total fleet costlhour : $164.77 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 4,050 BCY factor : 1.430 volume : 5,792 LCY <br />Source of estimated volume :permit file, inspection <br />Source of estimated swell factor : Cat Handbook <br />.:.::.:......... <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br />Average push distance : 50 feet <br />Unadjusted hourly production : 1,400.0 LCY/hr <br />Material consistency description : <br />Compacted fill or embankment <br />Average push gradient : 30.00 % (i <br />Average site altitude : 7,860 feet <br />Material weight : 3,300 lbs/LCY <br />Weight description : <br />Decomposed rock - 7556 Rock, 25% Earth <br />JOB TIME AND COST <br />Operator skill : 0.75 <br />Material consistency : 0.90 <br />Dozing method : 1.00 <br />Visibility : 1.00 <br />Job efficiency : 0.83 <br />Spoil pile : 0.80 <br />Push gradient : 1.60 <br />Altitude : 1.00 <br />Material weight : 0.70 <br />Blade type : 1.00 <br />Net correction : 0.50 <br />Adjusted unit production <br />Adjusted fleet production <br />700.05 <br />700.05 <br />tshift/day) <br />(fnd-ro <br />(Cat HB) <br />(Cat HB) <br />(Cat HB) <br />LCY/hr <br />LCY/hr <br />Fleet size : 1 Dozer(s) Total job time : 8.27 Hours <br />Unit cost : $0.235 /LCY Total job cost : $1,363