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CIRCES Cost Estimating Software <br />SCRAPER-ONLY WORK <br />Task # <br />Date <br />User <br />Agency or organization name :DMG <br />01 a State :Colorado <br />04/03/2006 County :Mesa <br />GRM Site :Upland Gravel Pit #3 <br />PermiUjob # : M-2005-077 <br />Abbreviation :none <br />Filename :M077-O1a <br />Permit or other job action :Initial Reclamation liability Estimate - 2006 <br />Task description : bac<~ll maximum 400' of highwall to 3:1 slope <br />HOURLY EQUIPMENT COST <br />Cost Breakdown <br />Model:Cat 637G <br />Ownership cost hour : $79.07 <br />Operating cosUhour: $184.89 <br />Operator cosUhour: $32.72 <br />Total unit cost/hour : $296.67 <br />NA <br />Total fleet cosUhour <br />Shift basis : 1 per day <br />Horsepower : 740 <br />Weight (UST) : 57.38 <br />Cost data source : (CRG) <br />$593.35 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 5,690 CCY factor : 1.165 volume : 6,629 LCY <br />Source of quantity takeoff :400' width X 16' height X 48' length / 2 <br />Source of estimated swell factor :program <br />HOURLY PRODUCTION <br />Hauling Caoaci <br />Scraper Payload (weight) Basis : Scraper Bowl (volume) Basis <br />Material weight : 2,900 pounds/LCY Struck volume : 21.00 LCY <br />Material description : Heaped volume : 31.00 LCY <br />Decomposed rock - 50% Rock, 50% Earth Average volume : 26.00 LCY <br />Rated payload : 75,000 pounds <br />Payload capacity : 25.86 LCY Adjusted capacity : 25.86 LCY "' <br />Cvcle Time (load + haul + soread + return) : Loading time : 1.80 minutes ` <br /> Maneuver and spreading time : 0.60 minutes <br />Travel time : ' loatling time per pair on push-pull motlels <br />Route Distance (feet) Grade (°/) Roll. res.(%) Total res.(%) Velocity (fpm) Travel time (min.) <br />Haul: 1,200 5.0 5.0 10.0 922 1.33 minutes" <br />Return: 1,200 -5.0 5.0 0.0 2,965 0.40 minutes" <br />"Navel time atljusted for acceleration antl Deceleration at loatl antl tlump points <br />velocities are max. attainable per total resistance shown, not average Total cycle time 4.14 minutes <br />Job Condition Correction Factors <br />Site altitude (feet) : 5,000 Adiusted Hourlv Production <br />Altitude adjustment factor : 1.00 (Cat HBJ Unadjusted unit production : 374.94 LCY/Hour"' <br />Job efficiency factor : 0.83 (1 shiWday) Adjusted unit production : 311.20 LCY/Hour <br /> Adjusted fleet production : 622.41 LCY/Hour <br />Net job correction factor : 0.83 "' z times volume on push-pull motlels <br />JOB TIME AND COST <br />Fleet size : 2 Scraper(s) Total job time : 10.65 Hours <br />Unit cost : $0.953 /LCY Total job cost : $6,319 <br />Job utilization <br />NA <br />100 <br />