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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 342 State : Colorado Permit/job# : C-1996-083 <br />Date : 0610112009 County : Delta Abbreviation : none _ <br />User : JRS Site :Bowie No. 2 Mine Filename : C083-342 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action : Minor Revision 106 <br />Task description : Regrade Light-Use Road Extension to Drill Pad 177 <br /> <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) Horsepower : 40 <br />5 <br /> <br />Blade type : Semi-Universal _ <br />_ <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per da <br />y <br />Attachment no. 2:3-shank ripper _ <br /> Data source : (CRG <br />) <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 : 700 BCY factor : 1.250 volume : 875 LCY <br />Source of estimated volume: Division Estimate <br />Source of estimated swell factor : CAT Handbook <br />HOURLY PRODUCTION Job Condition <br />Source <br />Operator skill : 0.75 (avg.) _ <br />Average push distance : 150 feet Material consistency : 0.90 (Cat H_B) <br />Unadjusted hourly production : 910.5 LCY/hr Dozing method : 1.00 (gen.) <br />Material consistency description <br />Compacted fill or embankment <br />Visibility: 1.00 _ (a vg.) <br />Job efficiency : 0.83 (1shift/da_y_)_ <br />Spoil pile : 0.80 (fnd-ro <br />Push gradient : 0.90 (Cat HB) <br />Average push gradient : 5.00 % (pos) Altitude : 1.00 (Cat HB) <br /> <br />Average site altitude : <br />7,000 <br />feet <br />Material weight : <br />0.79 _ <br />(Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2900 Ibs/LCY Net correction : 0.32 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 292.33 LCY/hr <br /> Adjusted fleet production : 292.33 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 2.99 Hours <br />Unit cost : $0.710 /LCY Total job cost : $621 <br />