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<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: <br /> <br />0.830 <br /> <br />NA <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 <br />(%) <br />Roll. Res <br />(%) <br />Total Res <br />(%) <br />Velocity <br />(fpm) <br />Travel Time <br />(min) <br />1 200.00 0.00 5.00 5.00 1867 0.21 <br />Haul Time: 0.21 minutes <br />Return Route: <br />Seg # Haul Distance (Ft) Grade <br />(%) <br />Roll. Res <br />(%) <br />Total Res <br />(%) <br />Velocity <br />(fpm) <br />Travel Time <br />(min) <br />1 200.00 0.00 5.00 5.00 2795 0.24 <br />Return Time: 0.24 minutes <br />Total Scraper team cycle time: 2.05 minutes <br />Adjusted for job conditions: 1,408.98 LCY/Hour <br />Selected Number of Scrapers: 2 Scraper(s) <br />Adjusted single scraper team (unit) hourly production: 1,408.98 LCY/Hour <br />Adjusted multiple scraper team (fleet) hourly production: 4,226.93 LCY/Hour <br />Unadjusted unit production/hour: 1,697.56 LCY/Hour <br />Optimal Number of Scrapers per push <br />dozer: <br /> <br />JOB TIME AND COST <br />Fleet size: 3 Team(s) Total job time: 79.85 Hours <br /> <br />Unit cost: <br /> <br />$0.524 <br /> <br />/LCY <br /> <br />Total job cost: <br /> <br />$176,787 <br /> <br />