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Scraper Worksheet Cont'd Task#025A Page 2 of 2 <br /> Cycle Time: <br /> Scraper Loading Time: 1.00 Minutes <br /> Maneuver and Spread Time: 0.60 Minutes <br /> Job Condition Correction: Site Altitude: 5300 feet <br /> Scraper Push Dozer Source <br /> Altitude Adj: 1.000 NA (CAT HB) <br /> Job Efficiency: 0.830 NA (CAT HB) <br /> Net Correction: 0.830 NA <br /> Travel Time: <br /> Road Condition: Firm, smooth,rolling,dirt/It. surfaced,watered,maintained 3.0 <br /> Haul Route: <br /> Seg# Haul Distance(Ft) Grade Roll.Res Total Res Velocity Travel Time <br /> (%) (%) (%) (fpm) (min) <br /> 1 700.00 -10.00 3.00 -7.00 1628 0.55 <br /> 2 300.00 10.00 3.00 13.00 710 0.31 <br /> 3 300.00 -5.00 3.00 -2.00 2972 0.15 <br /> 4 300.00 4.00 3.00 7.00 1362 -0.12 <br /> 5 200.00 15.00 3.00 18.00 508 0.31 <br /> 6 1200.00 -1.00 3.00 2.00 2939 0.64 <br /> Haul Time: 1.84 minutes <br /> Return Route: <br /> Seg# Haul Distance(Ft) Grade Roll.Res Total Res Velocity Travel Time <br /> (%) (%) (%) (fpm) (min) <br /> 1 1200.00 1.00 3.00 4.00 2910 0.58 <br /> 2 200.00 -15.00 3.00 -12.00 1628 0.18 <br /> 3 300.00 -4.00 3.00 -1.00 2972 0.15 <br /> 4 300.00 5.00 3.00 8.00 1931 -0.03 <br /> 5 300.00 -10.00 3.00 -7.00 2972 0.15 <br /> 6 700.00 10.00 3.00 13.00 1201 0.36 <br /> Return Time: 1.39 minutes <br /> Total Scraper team cycle time: 4.83 minutes <br /> Adjusted for job conditions: 598.01 LCY/Hour <br /> Selected Number of Scrapers: 2 Scraper(s) <br /> Adjusted single scraper team(unit)hourly production: 598.01 LCY/Hour <br /> Adjusted multiple scraper team(fleet)hourly production: 1,794.04 LCY/Hour <br /> Unadjusted unit production/hour: 720.50 LCY/Hour <br /> Optimal Number of Scrapers per push dozer: <br /> JOB TIME AND COST <br /> Fleet size: 3 Team(s) Total job time: 140.53 Hours <br /> Unit cost: $1.993 /LCY Total job cost: $502,476 <br /> CIRCES Cost Estimating Software <br />