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Cycle Time: <br />Scraper Loading Time: <br />Maneuver and Spread Time: <br />Job Condition Correction: <br />0.90 Minutes <br />0.70 Minutes <br />Site Altitude: 4850 feet <br />Seg # <br />Scraper <br />Push Dozer <br />Source <br />Altitude Adj: <br />1.000 <br />NA <br />(CAT HB) <br />Job Efficiency: <br />0.830 <br />NA <br />(CAT HB) <br />1292 <br />0.48 <br />Net Correction: <br />0.830 <br />NA <br />Travel Time: <br />Road Condition: <br />Rutted dirt, little maintenance, no water, 2" tire penetration 5.0 <br />Haul Route - <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />(%) <br />Roll. Res <br />(%) <br />Total Res <br />(%) <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />500.00 <br />0.00 <br />5.00 <br />5.00 <br />1292 <br />0.48 <br />Haul Time: 0.48 minutes <br />Return Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />(%) <br />Roll. Res <br />(%) <br />Total Res <br />(%) <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />500.00 <br />0.00 <br />5.00 <br />5.00 <br />2359 <br />0.45 <br />Return Time: <br />Total Scraper team cycle time: <br />Adjusted for job conditions: <br />Selected Number of Scrapers: <br />Adjusted single scraper team (unit) hourly production: <br />Adjusted multiple scraper team (fleet) hourly production: <br />Unadjusted unit production/hour: 486.17 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />0.45 <br />minutes <br />2.53 <br />minutes <br />403.52 <br />LCY/Hour <br />2 <br />Scraper(s) <br />807.04 <br />LCY/Hour <br />807.04 <br />LCY/Hour <br />Fleet size: 1 Team(s) Total job time: 2.81 Hours <br />Unit cost: $0.632 /LCY Total job cost: $1,432 <br />