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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 762 State : Colorado Permit/job# : C-80-007 <br />Date : 0412812009 County :Gunnison Abbreviation :none <br />User: TAK Site : West Elk Mine Filename :0007-762 <br />Agency or organization name : Colorado Division Of Mining, Reclamation And Safety <br />Permit or other job action :MR-352 and Midterm Review 6 <br />Task description : Regrade roads associated with MR-352 pads (not approved PR-14) <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 : $72.92 NA <br /> Operating cost/hour : $98.84 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $204.53 Total fleet cost/hour : $204.53 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 97 BCY factor : 1.330 volume : 129 LCY <br /> <br />Source of estimate d volume: MR-352 submittal, Table 2 <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 1,243.2 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift/day) <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-rt) <br /> Push gradient : 0.93 (Cat HB) <br />Average push gradient:- 4.00 % (pos) Altitude : 0.95 (Cat HB) <br />Average site altitude : 7,700 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.31 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 388.67 LCY/hr <br /> Adjusted fleet production : 388.67 LCY/hr <br />- -- - -------- <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 0.33 Hours <br />Unit cost : $0.526 /LCY Total job cost : $68 <br />