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CIRCES Cost Estimating Software <br />SCRAPER - ONLY WORK <br />PROJECT IDENTIFICATION <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Task # : 078 State : Colorado Permit/job #: C-1981-019 <br />Date : 09/0212009 County :Moffat Abbreviation :none <br />User : JRS Site : Colowyo Mine Filename : C019-078 <br />Permit or other job action :Permit Renewal 05 <br />Task description : Replace Topsoil from Stockpile to West Pit <br />HOURLY EQUIPMENT COST <br />Model : Cat 657E w/bush-Dull <br />Cost Breakdown : <br />Job utilization % <br />NA <br />100 <br />Shift basis : 1 Der day <br />Horsepower : 1045 <br />Weight (UST) : 80.07 <br />Cost data source : (CRG) <br />Ownership cost/hour : $139.65 <br />Operating cost/hour : $268.24 <br />Operator cost/hour : $24.98 <br />Total unit cost/hour : $432.87 <br />MATERIAL QUANTITIES <br />Initial Swell <br />volume : 713,000 LCY factor <br />NA <br />Total fleet cost/hour : $2,597.23 <br />Loose <br />NA volume : 713,000 LCY <br />Source of quantity take-off :Operator Estimate <br />Source of estimated swell factor :NA <br />HOURLY PRODUCTION <br />Hauling Capacity : <br />Scraper Payload (weight) Basis : <br />Bowl (volume) Basis : <br />Material weight : 2,100 pounds/LCY Struck volume : 32.00 LCY <br />Material description : Heaped volume : 44.00 LCY <br />Earth - Loam Average volume : 38.00 LCY <br />Rated payload : 104,000 pounds <br />Payload capacity : 49.52 LCY Adjusted capacity : 38.00 LCY *** <br /> <br />Cycle Time (load + haul + spread + return) : Loading time : 1.10 minutes <br /> Maneuver and spreading time : 0.60 minutes <br />Travel time : • loading time per pair on push-pull models <br />Route Distance (feet) Grade (%) Roll. res.(%) Total res.(%) Velocity (fpm) Travel time (min.) <br />Haul : 3,400 5.0 3.0 8.0 1,426 2.49 minutes ** <br />Return : 3,400 -5.0 3.0 -2.0 2,987 1.18 minutes ** <br />'• travel time adjusted for acceleration and deceleration at load and dump points <br />velocities are max. attainable per total resista nce shown, not average Total cycle time 5.37 minutes <br />Job Condition Correction Factors : <br />Site altitude (feet) : 7,500 Adjusted Hourly Production ; <br />Altitude adjustment factor : 1.00 (Cat HB) Unadjusted unit production : 849.39 LCY/Hour*** <br />Job efficiency factor : 0.83 (1 shift/day) Adjusted unit production : 704.99 LCY/Hour <br /> Adjusted fleet production : 2,114.98 LCY/Hour <br />Net job correction factor : 0.83 '•• 2 times volume on push-pull models <br />JOB TIME AND COST <br />Fleet size : 6 Scraper(s) Total job time : 337.12 Hours <br />Unit cost : $1.228 /LCY Total job cost : $875,579 <br />