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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 31b State : Colorado Permit/job# : C-92-080 <br />Date : 0912412010 County: La Plata Abbreviation :none <br />User : TAK Site :Carbon Junction Mine Filename :C080-31b <br />Agency or organization name : CDRMS <br />Permit or other job action :Midterm Review 4 <br />Task description :Regrade pond #2 fill <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) Horsepower : 405 <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2:3-shank riooer <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 rost/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 : 2,065 LCY factor : NA volume : 2,065 LCY <br />Source of estima ted volume :0.64 acre X 2 ft. thick <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 : 120 feet Material consistency : 0.70 (Cat HB) <br />Unadjusted hourly production : 1,093.1 LCY/hr Dozing method : 1.00 (gen.) <br />Material consistency description <br />Rock, avg. ripped or blasted <br />Average push gradient : 1.00 % (pos) <br />Average site altitude : 7,000 feet <br />Material weight : 3,300 Ibs/LCY <br />Weight description : <br />Decomposed rock - 75% Rock, 25% Earth <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) <br />Unit cost : $0.862 /LCY <br /> Visibility: 1.00 (a vg.) <br /> Job efficiency : 0.83 (1shift1day) <br /> Spoil pile : 0.80 (fnd-rt <br /> Push gradient : 0.99 (Cat HB) <br /> Altitude : 1.00 (Cat HB) <br /> Material weight : 0.70 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br /> Net correction : 0.24 <br /> Adjusted unit production : 262.64 LCY/hr <br />Adjusted fleet production : 262.64 LCY/hr <br />Total job time : 7.86 Hours <br />Total job cost : $1,779 <br />