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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 #: 003 State :Colorado Permit/job # : M-1992-054 <br />Date : 0212812011 County :La Plata Abbreviation :none <br />User : KAP Site :Ignacio Pit Filename : M054-003 <br />Permit or other job action : Monitoring Inspection - Bond update <br />Task description : Carry overburden to far graded areas <br />HOURLY EQUIPMENT COST <br />Model : Cat 631 G Shift basis : 1 per day <br />Cost Breakdown : Job utilization % Horsepower 490 <br />Ownership cost/hour : $66.05 NA Weight (UST): 51.23 <br />Operating cost/hour : $132.45 100 Cost data source : (CRG) <br />Operator cost/hour : $24.98 <br />Total unit cost/hour : $223.48 <br />MATERIAL QUANTITIES <br />Initial Swell <br />volume : 24,200 LCY factor <br />Source of quantity take-off :10 ac x 1.5 ft depth <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION <br />Hauling Capacity : <br />Scraper Payload (weight) Basis : I Scraper Bowl (volume) Basis : <br />Material weight : 2,650 pounds/LCY Struck volume : 24.00 LCY <br />Material description : Heaped volume : 34.00 LCY <br />Decomposed rock - 25% Rock, 75% Earth Average volume : 29.00 LCY <br />Rated payload : 75,000 pounds <br />Payload capacity : 28.30 LCY Adjusted capacity : 28.30 LCY *** <br />Cycle Time (load + haul + spread + return) : Loading time : 2.40 minutes <br /> Maneuver and spreading time : 0.70 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 : 500 4.0 5.0 9.0 733 0.71 minutes ** <br />Return : 500 -4.0 5.0 1.0 2,937 0.17 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 3.98 minutes <br />Job Condition Correction Factors : <br />Site altitude (feet) : 6,240 Adiusted Hourly Production ; <br />Altitude adjustment factor : 1.00 (Cat HB) Unadjusted unit production : 426.63 LCY/Hour*** <br />Job efficiency factor : 0.83 (1 shift/day) Adjusted unit production : 354.10 LCY/Hour <br /> Adjusted fleet production : 354.10 LCY/Hour <br />Net job correction factor : 0.83 2 times volume on push-pull models <br />JOB TIME AND COST <br />Fleet size : 1 Scraper(s) Total job time : 68.34 Hours <br />Unit cost : $0.631 /LCY Total job cost : $15,273 <br />NA <br />Total fleet cost/hour : $223.48 <br />Loose <br />NA volume : 24,200 LCY