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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 #: 079 State : Colorado Permit/job #: C-1981-019 <br />Date : 0910212009 County :Moffat Abbreviation :none <br />User : JRS Site : Colowyo Mine Filename : C019-079 <br />Permit or other job action :Permit Renewal 05 <br />Task description : Replace Topsoil from Stockpile to Section 16 Pit <br />HOURLY EQUIPMENT COST <br />Model : Cat 657E w/push pull Shift basis : 1 per day <br />Cost Breakdown : Job utilization % Horsepower : 1045 <br />Ownership cost/hour : $139.65 NA Weight (UST) : 80.07 <br />Operating cost/hour : $268.24 100 Cost data source : (CRG) <br />MATERIAL QUANTITIES <br />Initial <br />volume : 291.654 <br />LCY <br />$24.98 <br />$432.87 <br />Swell <br />factor : NA <br />NA <br />Total fleet cost/hour : $2,597.23 <br />Loose <br />volume : 291,654 LCY <br />Source of quantity take-off : Operator Estimate <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION <br />Hauling Capacitv : <br />Scraper Payload (weight) Basis : Scraper 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 />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: 2,100 3.0 3.0 6.0 1,908 1.29 minutes** <br />Return : 2,100 -3.0 3.0 0.0 3,067 0.68 minutes ** <br />travel time adjusted for acceleration and deceleration at load and dump points <br />velocities are max. attainable per total resistance shown, not average Total cycle time : 3.68 minutes <br />Job Condition Correction Factors : <br />Site altitude (feet) : 8,100 Adjusted Hourly Production ; <br />Altitude adjustment factor : 0.95 (Cat HB) Unadjusted unit production : 1,239.50 LCY/Hour*** <br />Job efficiency factor : 0.83 (1 shif 1day) Adjusted unit production : 977.35 LCY/Hour <br /> Adjusted fleet production : 2,932.04 LCY/Hour <br />Net job correction factor : 0.79 2 times volume on push-pull models <br />JOB TIME AND COST „ <br />Fleet size : 6 Scraper(s) Total job time : 99.47 Hours <br />Unit cost : $0.886 /LCY Total job cost : $258,351 <br />Operator cost/hour <br />Total unit cost/hour