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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 001 State :Colorado Permit/job# M--2009-023 <br />Date <br />User <br />06/06/2009 <br />WHE <br />County :La Plata <br />Site :Red Mesa Pit <br />Abbreviation :none <br />Filename : M023-001 <br />Agency or organization name: DRMS <br />Permit or other job action :112 application review <br />Task description :Rip and grade 20 acres affected lands <br />xxx <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series /l - 8SU (200,1 Horsepower : 310 <br />Blade type : Semi-Universal <br />Attachment no. 1 :ROPS Cab Shift basis : 1 per day <br />Attachment no. 2:3-shank ripper <br />volume : 64,533 LCY factor : . NA volume : 64,533 LCY <br />Source of estimated volume :(20ac)(43560sf/ac)(2'D) 127 = 64,533.33 cy <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 : 0.90 (Cat HB) <br />Unadjusted hourly production : 1,400.0 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility: 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift1day) <br />Compacted fill or embankment 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 : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2900 Ibs/LCY Net correction : 0.36 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 497.48 LCY/hr <br /> Adjusted fleet production : 994.95 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 2 Dozer(s) Total job time : 64.86 Hours <br />Unit cost ; $0.343 /LCY Total job cost : $22,103