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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 106 State : Colorado Permit/job# : C-1981-038 <br />Date : 1210212010 County :Delta Abbreviation :none <br />User : JRS Site : Bowie No. 1 Mine Filename : C038-106 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :2010 Midterm Review (MT-6) <br />Task description :Replace Topsoil from Stockpile to Truck Dump Station <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D10R - 10SU (2005) Horsepower : 570 <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 : $89.77 NA <br />Operating cost/hour : $128.30 100 <br />Ripper op. cost/hour : $0.00 0 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $256.60 Total fleet cost/hour : $1,026.41 <br />MATERIAL QUANTITIES <br />Initial <br />volume : 2,000 LCY <br />Source of estimated volume: Opera <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION <br />Average push distance : 100 feet <br />Unadjusted hourly production : 1,718.9 LCY/h <br />Material consistency description <br />Loose stockpile <br />Swell Loose <br />factor : NA volume : <br />for Estimate <br />2,000 <br />LCY <br /> <br />Job Condition Correction Factors Source <br />Operator skill : 0.75 (avg.) <br />Material consistency : 1.20 (Cat HB) <br />r Dozing method : 1.00 (gen.) <br />Visibility: 1.00 (avg.) <br />Job efficiency : 0.83 (1shift/day) <br />Spoil pile : 0.80 (fnd-r/) <br />Push gradient : 1.00 (Cat HB) <br />Average push gradient : 0.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,500 feet Material weight : 1.10 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,100 Ibs/LCY Net correction : 0.65 <br />Weight description : <br />Earth - Loam Adjusted unit production : 1124.64 LCY/hr <br /> Adjusted fleet production : 4,498.55 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 4 Dozer(s) Total job time : 0.44 Hours <br />Unit cost : $0.228 /LCY Total job cost : $456 <br />