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Page 8 of 81 <br />Cycle Time: <br /> <br />Scraper Loading Time: 0.90 Minutes <br />Maneuver and Spread Time: 0.70 Minutes <br /> <br />Job Condition Correction: Site Altitude: 5400 feet <br /> <br /> Scraper Push Dozer Source <br />Altitude Adj: 1.000 NA (CAT HB) <br />Job Efficiency: 0.830 NA (CAT HB) <br /> <br />Net Correction: 0.830 NA <br /> <br />Travel Time: <br /> Road Condition: Rutted dirt, little maintenance, no water, 1” tire penetration 4.0 <br /> <br />Haul Route: <br />Seg # Haul Distance (Ft) Grade Roll. Res Total Res Velocity (fpm) Travel Time <br />(min) <br />(%) (%) (%) <br />1 700.00 2.00 4.00 6.00 1098 0.70 <br /> <br />Haul Time: 0.70 minutes <br /> <br />Return Route: <br />Seg # Haul Distance (Ft) Grade Roll. Res Total Res Velocity (fpm) Travel Time <br />(min) <br />(%) (%) (%) <br />1 700.00 -2.00 4.00 2.00 2688 0.43 <br /> <br />Return Time: 0.43 minutes <br /> <br />Total Scraper team cycle time: 2.73 minutes <br />Adjusted for job conditions: 373.96 LCY/Hour <br />Selected Number of Scrapers: 1 Scraper(s) <br />Adjusted single scraper team (unit) hourly production: 373.96 LCY/Hour <br />Adjusted multiple scraper team (fleet) hourly production: 373.96 LCY/Hour <br /> <br />Unadjusted unit production/hour: 450.55 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br /> <br />JOB TIME AND COST <br /> <br />Fleet size: 1 Team(s) Total job time: 1.81 Hours <br /> <br />Unit cost: $0.669 /LCY Total job cost: $452 <br /> <br /> <br /> <br /> <br />CIRCES Cost Estimating Software <br />