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PROJECT IDENTIFICATION <br />Task # : 019 <br />Date : 1210212010 <br />User : JRS <br />CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />State : Colorado <br />County:Delta <br />Site :Bowie No. 1 Mine <br />Permit/job# : C-1981-038 <br />Abbreviation :none <br />Filename : C038-019 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :2010 Midterm Review (MT-6) <br />Task description : Regrade Drill Pads from MR-124 and 125 and TR-38, 49 and 50 <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D10R - 10SU (2005) Horsepower : 570 <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 />Cost Breakdown : <br />MATERIAL QUANTITIES <br />Initial <br />volume : 8.700 <br /> Utilization % <br />Ownership cost/hour : $89.77 NA <br />Operating cost/hour : $128.30 100 <br />Ripper op. cost/hour : $0.00 0 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $256.60 Total fleet cost/hour : $256.60 <br /> <br />Swell Loose <br />BCY factor : 1.250 volume : 10,875 LCY <br />Source of estimated volume: Division Estimate <br />Source of estimated swell factor : CAT Handbook <br />HOURLY PRODUCTION Job Condition Correction Fartnrs <br />Average push distance : 50 feet <br />Unadjusted hourly production :__2,748.7 LCY/hr <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient : 10.00 % (I <br />Average site altitude : 7,850 feet <br />Material weight : 2900 Ibs/LCY <br />Weight description : <br />Operator skill <br />Material consistency <br />Dozing method <br />Visibility <br />Job efficiency <br />Spoil pile <br />Push gradient <br />Altitude <br />Material weight <br />Blade type <br />Net correction <br />Source <br />0.75 (avg.) <br />0.90 (Cat HB) <br />1.00 (gen.) <br />1.00 (a vg.) <br />0.83 (1 shift/day) <br />0.80 (fnd-rf) <br />0.79 (Cat HB) <br />1.00 (Cat HB) <br />0.79 (Cat HB) <br />1.00 (S/SU/U) <br />0.28 <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 768.46 LCY/hr <br />-1 Adjusted fleet production : 768.46 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) <br />Unit cost : $0.334 /LCY <br />Total job time : <br />Total job cost : <br />14.15 Hours <br />$3,631