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CIRCES Cost Estimating Software <br />SCRAPER -ONLY WORK <br />PROJECT IDENTIFICATION <br />Agency or organization name :DRMS <br />Task # : 03C State :Colorado Permit/job # :M--1980-085 <br />Date <br />User <br />03/27/2008 <br />SSS <br />Permit or other job action : SR-01 <br />Task description : Backfill 1800 feet of pit slope from 1:1 to 3:1 <br />HOURLY EQUIPMENT COST <br />County : Pitkin <br />Site : VaAnuer Site <br />Model :Cat 633E Series 2 (2001) Shift basis : 1 per day <br />Cost Breakdown : Job utilization % Horsepower 490 <br />Ownership cosUhour : $80.67 NA Weight (UST) : 56.34 <br />Operating cost/hour : $117.98 100 Cost data source : (CRG) <br />Operator cost/hour : $24.95 NA <br />Total unit cosUhour : $223.59 Total fleet cost/hour : $447.18 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 367,233 CCY factor : 1.165 volume : 427,826 LCY <br />Source of quantity take-off :1800'L highwall backfilled @ oper. provided 5508.5 cf/If <br />Source of estimated swell factor :CAT Handbook <br />HOURLY PRODUCTION <br />Hauling Capacity <br />Scraper Payload (weight) Basis : Scraper Bowl (volume) Basis <br />Material weight : 2,900 pounds/LCY Struck volume : 23.20 LCY <br />Material description : Heaped volume : 34.00 LCY <br />Decomposed rock - 50% Rock, 50% Earth Average volume : 28.60 LCY <br />Rated payload : 82,000 pounds <br />Payload capacity : 28.28 LCY Adjusted capacity : 28.28 LCY *** <br />Cycle Time (load + haul + spread + return) : Loading time : 0.90 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 : 1,000 0.0 5.0 5.0 1,375 0.87 minutes ** <br />Return : 1,000 0.0 5.0 5.0 2,288 0.44 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 2.91 minutes <br />Job Condition Correction Factors <br />Site altitude (feet) : 7,400 Adjusted Hourly Production ; <br />Altitude adjustment factor : 0.96 (Cat HB) Unadjusted unit production : 583.45 LCY/Hour*** <br />Job efficiency factor : 0.83 (1 shift/day) Adjusted unit production : 464.90 LCY/Hour <br /> Adjusted fleet production : 929.79 LCY/Hour <br />Net job correction factor : 0.80 "` 2 times volume on push-pull models <br />JOB TIME AND COST <br />Fleet size : 2 Scraper(s) Total job time : 460.13 Hours <br />Unit cost : $0.481 /LCY Total job cost : $205,763 <br />Abbreviation :none <br />Filename : M085-03c <br />