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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 043 State : Colorado <br />Date : 0111312009 County : Las Animas <br />User : JRS Site : New Elk Mine <br />Permit/job# : C-1981-012 <br />Abbreviation :none <br />Filename : C012-043 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Permit Renewal 05 <br />Task description : Regrade Pond 004 <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 ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $71.49 NA <br />Operating cost/hour : $103.27 100 <br />Ripper op. cost/hour : $0.00 0 <br />Operator cost/hour : $32.78 NA <br />Total unit cost/hour : $207.53 Total fleet cost/hour : $207.53 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 3,840 CCY factor : 1.125 volume : 4,320 LCY <br />Source of estimated volume :Exhibit 19, pages 11 and 12; Table 23 <br />Source of estimated swell factor : CAT Handbook <br />HOURLY PRODUCTION Job Condition Correction Factors <br /> Operator skill : <br />Average push distance : 125 feet Material consistency : <br />Unadjusted hourly production : 1,055.6 LCY/hr Dozing method : <br /> Visibility: <br />Material consistency description : Job efficiency : <br />Compacted rill or embankment Spoil pile : <br /> Push gradient.- <br />Average push gradient : 5.00 % (pos) Altitude : <br />Average site altitude : 7,500 feet Material weight : <br /> Blade type : <br />Material weight : 2650 Ibs/LCY Net correction : <br />Weight description : <br />Decomposed rock - 25% Rock, 75% Earth <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) <br />Unit cost : $0.560 /LCY <br />Source <br />0.75 (avg.) <br />0.90 (Cat HS <br />1.00 (gen.) <br />1.00 (avg.) <br />0.83 (1 shift/da^ <br />0.80 (fnd-ro <br />0.90 (Cat HE <br />1.00 (Cat HE <br />0.87 (Cat HE <br />1.00 (S/SU/t, <br />0.35 <br />370.89 LCY/hr <br />Adjusted unit production <br />Adjusted fleet production <br />370.89 LCY/hr <br />Total job time : 11.65 <br />Total job cost : $2,417 <br />• <br />0 <br />Hours 0 <br />RN-05 Exhibit 28-44 (Revised 2/16/09)