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CIRCES Cost Estimatinla Software <br /> SCRAPER-ONLY WORK <br />PROJECT IDENTIFICATION <br />Agency or organization name : DRMS <br />Task # : 01a Stale :Colorado PermiUjob # : M-2002-114 <br />Date : 03/06/2007 County :Mesa Abbreviation :none <br />User: GRM Site:lS Road Pit Filename :M114-Ofa <br />Permit or other job action :Initial Reclamation Liability Estimate, AM-Of, 2007 <br />Task descdption :move excess overburden to pit floor <br />HOURLY EQUIPMENT COST <br />Model :Cat 637G Shift basis : 1 per day <br />Cost Breakdown : Job utilization % Horsepower 740 <br />Ownership cosUhour: $99.84 NA Weight (UST) : 57.38 <br />Operating cosUhour : $164.68 100 Cost data source : (CRG) <br />Operetor cosVhour : $32.96 NA <br />Total unit cosUhour : $297.48 Total fleet cosVhour : $1,784.89 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume: 162,624 LCY factor : NA volume: 162,624 LCY <br />Source of quantity take-off :reclamation plan estimates <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION <br />Hauling CaoaciN <br />Basis <br />Material weight: 2,900 pounds <br />Matedal description <br />Decomposed rock - 50% Rock, 50% Earth <br />Rated payload : 75,000 pounds <br />Payload capacity : 25.86 LCY <br />C Ge Time load + haul + s read + return <br />Travel time <br />Scraper Bowl (volume) Basis <br />Struck volume: 21.00 LCY <br />Heaped volume: 31.00 LCY <br />Average volume : 26.00 LCY <br />Adjusted capacity : 25.86 LCY "' <br />Loading time : 1.80 minutes ` <br />Maneuver and spreading time : 0.60 minutes <br />'loading 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 3.0 5.0 8.0 1,131 1.11 minutes" <br />Return: 1,200 -3.0 5.0 2.0 2,960 0.41 minutes" <br />°Vevel time adjusted for aaeleragon and deceleration at loatl antl tlumP Points <br />velodties are max. attainable per total resistance shown, not average <br />Job Condition Correction Factors <br />Site altitude (feet) : 4,400 <br />Altitude adjustment factor : 1.00 (Cat HB) <br />Job efficiency factor : 0.83 (1 shifUday) <br />correction factor : 0.83 <br />Fleet size : 6 Scraper(s) <br />Unit cost: $0.904 /LCY <br />Total cycle time 3.92 minutes <br />Adiusted Houdv Production <br />Unadjusted unit production : 396.33 LCY1HouP" <br />Adjusted unit production : 328.95 LCY/Hour <br />Adjusted fleet production : 1,973.72 LCY/Hour <br />"' 2 times vdume on push-pull models <br />Total jab time : 82.39 Hours <br />Total job cost.: $147,065 <br />