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Scraper Worksheet Cont'd Task#006 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: 6870 feet <br /> Scraper Push Dozer Source <br /> Altitude Adj_ 1 1.000 NA _ (CAT HB) I <br /> Job Efficiency: 0.830 _L NA (CAT HB) <br /> --- T <br /> Net Correction: 0.830 NA <br /> Travel Time: <br /> Road Condition: Soft,rutted dirt,no maintenance or water,4"tire penetration 8.0 <br /> Haul Route: _ <br /> Seg# Haul Distance(Ft) Grade ; Roll.Res Total Res Velocity(fpm) Travel Time <br /> — °/( o �%� %Z (min) <br /> 1 1440.00 �2.40 8.00 10.40 922 1.59 <br /> Haul Time: 1.59 minutes <br /> Return Route: <br /> Seg# Haul Distance(Ft) {Grade Roll.Res Total Res Velocity(fpm) Travel Time <br /> % __.._ % (min) <br /> 1 1440.00 -2.40 8.00 5.60 2638 0.71 <br /> Return Time: 0.71 minutes <br /> Total Scraper team cycle time: 3.90 _ minutes <br /> Adjusted for job conditions: _ 740.62 _ LCY/Hour <br /> Selected Number of Scrapers: 2 _ Scraper(s) <br /> Adjusted single scraper team(unit)hourly production: 740.62 LCY/Hour <br /> Adjusted multiple scraper team(fleet)hourly production: 740.62 LCY/Hour <br /> Unadjusted unit production/hour: 892.31 LCY/Hour <br /> Optimal Number of Scrapers per push dozer: <br /> JOB TIME AND COST <br /> Fleet size: 1_ Team(s) Total job time: 26.69 Hours <br /> Unit cost: _ $1.047 /LCY Total job cost: $20,688 <br /> CIRCES Cost Estimating Software <br />