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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 04a State :Colorado Permit/job# :M-1977-284 <br />Date <br />User <br />08/23/2010 <br />GRM <br />County :Montrose <br />Site :Mineral Joe Claims <br />Abbreviation :none <br />Filename :M284-04a <br />Agency or organization name: DRMS <br />.Permit or other job action :Final Reclamation Liability Estimate - 2010 update <br />Task description : final contour grading of site <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11 - 8SU (200,1 Horsepower:- 31.0 <br />Blade type : Semi-Universal <br />Attachment no. 1 :ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $53.74 NA <br /> Operating cost/hour : $70.63 100 <br /> Ripper op. cost/hour : $1.59 25 <br /> Operator cost/hour : $38.54 NA <br /> Total unit cost/hour : $164.49 Total fleet cost/hour : $164.49 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 10,083 LCY factor : NA volume : 10,083 LCY <br /> <br />Source of estimated volume :acceted volumes from previous estimates <br />Source of estimated swell factor :NA <br /> <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 />) <br />Compacted fill or embankment Spoil pile : 0.80 _ <br />(fnd-ro <br /> Push gradient : 1.07 (Cat HB) <br />Average push gradient : 3.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,000 feet Material weight : 0.79 (_Cat_HB) <br /> Blade type : 1.00 (S/SU/U) _ <br />Material weight : 2,900 Ibs/LCY Net correction : 0.38 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 532.09 LCY/hr <br /> Adjusted fleet production : 532.09 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 18.95 Hours <br />Unit cost : $0.309 /LCY Total job cost : $3,117 <br />