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Scraper Worksheet Cont'd Task#002 Page 2 of 2 <br /> Cycle Time: <br /> Scraper Loading Time: 0.80 Minutes <br /> Maneuver and Spread Time: 0.60 Minutes <br /> Job Condition Correction: Site Altitude: 6100 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,2"tire penetration 5.0 <br /> Haul Route: <br /> Seg# Haul Distance(Ft) Grade Roll.Res Total Res Velocity(fpm) Travel Time <br /> (%) (%) (%) (min) <br /> 1 800.00 2.00 5.00 7.00 1362 0.64 <br /> Haul Time: 0.64 minutes <br /> Return Route: <br /> Seg# Haul Distance(Ft) Grade Roll.Res Total Res Velocity(fpm) Travel Time <br /> (min) <br /> 1 800.00 -2.00 5.00 3.00 2949 0.41 <br /> Return Time: 0.41 minutes <br /> Total Scraper team cycle time: 2.45 minutes <br /> Adjusted for job conditions: 589.47 LCY/Hour <br /> Selected Number of Scrapers: 2 Scraper(s) <br /> Adjusted single scraper team(unit)hourly production: 1,178.94 LCY/Hour <br /> Adjusted multiple scraper team(fleet)hourly production: 1,178.94 LCY/Hour <br /> Unadjusted unit production/hour: 710.20 LCY/Hour <br /> Optimal Number of Scrapers per push dozer: <br /> JOB TIME AND COST <br /> Fleet size: 1 Team(s) Total job time: 33.67 Hours <br /> Unit cost: $1.392 /LCY Total job cost: $55,249 <br /> CIRCES Cost Estimating Software <br />