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Scraper Loading Time: <br />0.90 Minutes <br />Travel Time (min) <br />Maneuver and Spread Time: <br />0.70 Minutes <br />0.74 <br />Job Condition Correction: <br />1 400.00 <br />Site Altitude: 4850 feet <br />Scraper <br />Push Dozer <br />Source <br />Altitude Ad: 1.000 <br />NA <br />CAT HB <br />Job Efficiencv: 0.830 <br />NA <br />(CAT HB) <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Rutted dirt, little maintenance, no water, 2" tire penetration 5.0 <br />HaulRoute: <br />Seg # <br />Haul Distance (Ft) Grade Roll. Res (%) Total Res (% ) Velocity (fpm) <br />Travel Time (min) <br />1 <br />870.00 0.00 5.00 5.00 1292 <br />0.74 <br />Haul Time: 0.74 minutes <br />Return Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade Roll. Res (%) <br />(%) <br />Total Res (%) <br />Velocity (fpm) <br />Travel Time <br />(ndn) <br />1 <br />1 400.00 <br />0.00 5.00 <br />5.00 <br />2359 <br />0.40 <br />Return Time: 0.40 minutes <br />Total Scraper team cycle time: 2.74 minutes <br />Adjustedforjob conditions: 372.59 LCY/Hour <br />Selected Number of Scrapers: 2 Scraper(s) <br />Adjustedsingle scraper team (unit) hourly production: 745.18 LCY/Hour <br />Adjusted multiple scraper team(fleet)hourly production: 745.18 LCY/Hour <br />Unadjusted unit production/hour: 448.91 LCY/Hour <br />Optimal Numberof Scrapers perpush dozer: <br />JOB TIME AND COST <br />Fleet size: l Team(s) <br />Unitcost: $0.622 /LCY <br />Totaljobtime: 1.03 Hours <br />Totaljob cost: $476 <br />C-1981-041, SL -09 Findings Document Page 73 of 79 <br />