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CIRCES Cost Estimating Software <br />PROJECT IDENTIFICATION <br />Task # : 115 <br />Date : 10/16/2007 <br />User: RCO <br />State : Colorado Permit/job# : M-1980-OSSHR <br />County : San Miguel Abbreviation :none <br />Site : Topaz Mine Filename : M51iR-115 <br />Agency or organization name :DRMS <br />Permit or other job action :Conversion CN-1 <br />Task description :Spread topsoil <br />HOURLY EQUIPMENT COST <br />on new pad and waste rock areas <br />Basic machine :Cat D7R OS Series 11 - 7SU Horsepower : 240 <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 : $48.36 NA <br /> Operating cost hour : $56.19 100 <br /> Ripper op. cost hour : $0.00 0 <br /> Operator cosUhour : $32,78 NA <br /> Total unit cosUhour : $137.33 Total fleet cosUhour : $137.33 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 2,904 LCY factor : NA volume : 2,904 LCY <br /> <br />Source of estimated volume :9" avg depth salvaged x 2.4 ac = 4.5" replaced x 4.8 ac <br />Source of estimated swell factor :na <br />HOURLY PRODUCTION Job Condition Correction Factors ~ Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 feet Material consistency ; 1.20 (Cat HB) <br />Unadjusted hourly production : 1,022.9 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (lshiff/day) <br />Loose stockpile Spoil pile : 0.70 (tnd-mfl <br /> Push gradient : 1.00 (Cat HB) <br />Average push gradient : 0.00 % (pos) Altitude : 1.00 (CatHB) <br />Average site altitude : 7,000 feet Material weight : 0.90 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,550 Ibs/LCY Net correction : 0.47 <br />Weight description <br />Earth -Dry packed Adjusted unit production : 482.26 LCY/hr <br /> Adjusted fleet production : 482.28 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : .6.02 Hour <br />Unit cost : $0.285 /LCY Total job cost : $827 <br /> <br />