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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />Task #: 001 State : Colorado Permit/job# : M-2000-039 <br />Date : 02/26/2009 County :Huerfano Abbreviation :none <br />User : KAP Site :Mc Kenna Limestone Filename :M039-001 <br />Agency or organization name : Colorado Division Of Reclamation Mining And Safety <br />Permit or other job action :Bond recalculation related to inspection <br />Task description : Grade waste rock to base of highwall <br />Basic machine : Cat D9R - 9SU (2005) Horsepower : 405 <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab Shiftbasis : 1 per day <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $71.49 NA <br /> Operating cost/hour : $10317 10.0 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $207.53 Total fleet cost/hour : $207.53 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 4,500 LCY factor : NA volume : 4,500 LCY <br />Source of estimated volume <br />Source of estimated swell factor <br />HOURLY PRODUCTION <br />Average push distance : 300 feet <br />Unadjusted hourly production : 437.8 LCY/hr <br />Material consistency description <br />Rock, avg. ripped or blasted <br />Average push gradient : 3.00 % (neg) <br />Average site altitude : 6.000 feet <br />Material weight : 2,600 Ibs/LCY <br />Weight description <br />Limestone - Broken <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) <br />Unit cost : $1.438 /LCY <br />dition Correction Factors Source <br />Operator skill : 0.75 (avg.) <br />Material consistency : 0.70 (Cat HB) <br />Dozing method : 1.00 (gen.) <br />Visibility :- 1.00 (avg.) <br />Job efficiency : 0.83 (1shift1day) <br />Spoil pile : 0.80 (find-M <br />Push gradient : 1.07 (Cat HB) <br />Altitude : 1.00 (Cat HB) <br />Material weight : 0.88 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.33 <br />Adjusted unit production : 144.35 LCY/hr <br />Adjusted fleet production 144.35 LCY/hr <br /> <br />Total job time : 31.17 Hours <br />Total job cost : $6,470