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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 001 <br />Date : 07/25/2002 <br />User: ESC <br />State : Colorado PermiUjob# : M-2002-068 <br />County : Phillips Abbreviation :none <br />Site : Ensminger Prt Filename : M068-001 <br />Agency or organization name :DMG <br />Permit or other job action :New Permit Application <br />Task description : Backfill & Grade Mine Site <br />HOURLY EQUIPMENT COST <br />Cost Breakdown <br />MATERIAL QUANTITIES <br />Initial <br />volume: 8,000 LCY <br />Basic machine :Cat D8R - 8SU <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment nc. 2 : NA <br /> Utilization <br />OwnershipcosUhour : $42.20 NA <br />Operating cost/hour : $58.82 100 <br />Ripper op.cosUhour : $0.00 NA <br />Operator cosVhour : $30.65 NA <br />Total unit cosUhour : $131.67 Total fleet cosUhour <br />s131.s7 <br />Swell Loose <br />factor: NA volume: 8,000 LCY <br />Source of estimated volume :DMG Estimate; light grading 4.95 acres <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION <br />Average push distance : 150 feet <br />Unadjusted hourly production : 634.3 LCY/hr <br />Material consistency description <br />Consolidated stockpile <br />Average push gradient : 0.00 <br />Average site altitude : 4,045 feet <br />Material weight : 2,650 Ibs/LCY <br />Weight description <br />Decomposed rock-25% Rock, 75% Earth <br />JOB TIME AND COST <br />Fleet size : 7 Dozers) <br />Job Condition Correction Factors Source <br />Operator skill : 0.75 (avg.) <br />Material consistency : 1.00 (Cat HB <br />Dozing method : 1.00 (gen.j <br />Visibility: 1.00 (avg.) <br />Job efficiency : 0.83 (lshifUda <br />Spoil pile : 0.80 (fnd-A) <br />Push gradient : 1.00 (Cat HB <br />Attitude : 1.00 (Cat HB <br />Material weight : 0.87 (Cat HB <br />Blade type : 1,00 (S/SU/U <br />Net correction : 0.43 <br />Adjusted unit production : 274.06 LCY/hr <br />Adjusted fleet production : 274.06 LCY/hr <br />Total job time : 29.19 Hours <br />Horsepower: 305 <br />Shift basis : 1 per day <br />Data source : (CRG) <br />Unit cost : $0.480 /LCY Total job cost : $3 843 <br />