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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 005 State : Colorado Permit/job# : C-92-080 <br />Date : 0910112010 County: La Plata Abbreviation :none <br />User: TAK Site : Carbon Junction Mine Filename : C080-005 <br />Adjusted unit production <br />Adjusted fleet production <br />Agency or organization name :CDRMS <br />Permit or other job action :Midterm Review 4 <br />Task description :Regrade North Pit to final contour <br /> <br />HOURLY EQUIPMENT COST <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 : $67.84 NA <br />Operating cost/hour : $119.93 100 <br />Ripper op. cost/hour : $0.00 0 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $226.31 Total fleet cost/hour : $226.31 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 28,009 LCY factor : NA volume : 28,009 LCY <br />Source of estimated volume : TR-12 estimate <br />Source of estimated swell factor : CDRMS estimate <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br />Average push distance <br />Unadjusted hourly production <br />Material consistency description <br />Loose stockpile <br />Average push gradient : 24.00 % (I <br />Average site altitude : 7,000 feet <br /> Visibility : 1.00 (avg.) <br /> Job efficiency : 0.83 (lshift/day) <br /> Spoil pile: 0.80 (fnd-rt) <br /> Push gradient : 0.45 (Cat HB) <br />)OS) Altitude : 1.00 (Cat HB) <br /> Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs?LCY Net correction : 0.21 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) <br />Unit cost : $0.979 /LCY <br />Operator skill : 0.75 (avg.) <br />120 feet Material consistency : 1.20 (Cat HB) <br />1,093.1 LCY/hr Dozing method : 1.00 (gen.) <br />231.24 LCY/hr <br />231.24 LCY/hr <br />Total job time : 121.13 Hours <br />Total job cost:--- $27,413