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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 # : 038 State : Colorado Permit/job #: C-1980-004 <br />Date : 0312612009 County :Garfield Abbreviation :none <br />User : JRS Site : Mcc/ane Canyon Mine Filename :0004-038 <br />Permit or other job action :2009 Midterm Review <br />Task description : Replace Topsoil from Stockpile to Mine Bench Area <br />HOURLY EQUIPMENT COST <br />Model : Cat 627G <br />Shift basis : 1 per day <br />Cost Breakdown : Job utilization % Horsepower : 590 <br />Ownership cost/hour : $55.31 NA Weight (UST) : 40.90 <br />Operating cost/hour : $122.08 100 Cost data source : (CRG) <br />Operator cost/hour : $24.95 NA <br />Total unit cost/hour : $202.34 Total fleet cost/hour : $202.34 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 1,078 CCY factor : 1.115 volume : 1,202 LCY <br />Source of quantity take-off : Operator Estimate <br />Source of estimated swell factor : CAT Handbook <br /> <br /> <br /> <br />HOURLY PRODUCTION ....... ...... <br />_ <br />Hauling Capacity : <br />Scraper Payload (weight) Basis : Scraper Bowl (volume) Basis : <br />Material weight : 2,100 pounds/LCY Struck volume : 15.70 LCY <br />Material description : Heaped volume : 21.00 LCY <br />Earth - Loam Average volume : 18.35 LCY <br />Rated payload : 48,000 pounds <br />Payload capacity : 22.86 LCY Adjusted capacity : 18.35 LCY *** <br /> <br />Cycle Time (load + haul + spread + return) : Loading time: 1.50 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 8.3 5.0 13.3 834 2.54 minutes ** <br />Return : 2,100 -8.3 5.0 -3.3 2,938 0.77 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 : 5.41 minutes <br />Job Condition Correction Factors : <br />Site altitude (feet) : 5,600 Adjusted Hourly Production ; <br />Altitude adjustment factor : 1.00 (Cat HB) Unadjusted unit production : 203.64 LCY/Hour*** <br />Job efficiency factor : 0.83 (1 shift/day) Adjusted unit production : 169.02 LCY/Hour <br /> Adjusted fleet production : 169.02 LCY/Hour <br />Net job correction factor : 0.83 2 times volume on push-pull models <br />....... ...: ...... . ..... .:_ <br />JOB TIME AND COST <br />Fleet size : 1 Scraper(s) Total job time : 7.11 Hours <br />Unit cost : $1.197 /LCY Total job cost : <br />-------- ------ $1,439