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Scraper Worksheet Cont'd Task#002 Page 2 of 2 <br /> Cycle Time: <br /> Scraper Loading Time: 0.50 Minutes <br /> Maneuver and Spread Time: 0.60 Minutes <br /> Job Condition Correction: Site Altitude:4650 feet <br /> Scraper Push Dozer Source <br /> Altitude Ad: 1.000 1.000 (CAT HB <br /> Job Efficiency: 0.830 0.830 (CAT HB <br /> Net Correction: 0.830 0.830 <br /> Travel Time: <br /> Road Condition: Rutted dirt,little maintenance,no water, 1"tire penetration 4.0 <br /> Haul Route: <br /> Seg# Haul Distance(Ft) Grade Roll.Res Total Res Velocity(fpm) Travel Time <br /> (min) <br /> 1 750.00 3.00 4.00 7.00 1568 0.56 <br /> Haul Time: 0.56 minutes <br /> Return Route: <br /> Seg# Haul Distance(Ft) Grade Roll.Res Total Res Velocity(fpm) Travel Time <br /> _ % % % (nun) <br /> 1 750.00 -3.00 4.00 1.00 2913 0.35 <br /> Return Time: 0.35 minutes <br /> Total Scraper team cycle time: 2.01 minutes <br /> Adjusted for job conditions: 451.10 LCY/Hour <br /> Selected Number of Scrapers: 1 Scraper(s) <br /> Adjusted single scraper team(unit)hourly production: 451.10 LCY/Hour <br /> Adjusted multiple scraper team(fleet)hourly production: 451.10 LCY/Hour <br /> Unadjusted unit production/hour: 543.49 LCY/Hour <br /> Optimal Number of Scrapers per push dozer: <br /> JOB TIME AND COST <br /> Fleet size: 1 Team(s) Total job time: 105.50 Hours <br /> Unit cost: $1.404 /LCY Total job cost: $66,798 <br /> CIRCES Cost Estimating Software <br />