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Bowie No. 2 Mine Reclamation Cost Estimate RN-3 Page 32 of 299 <br /> <br /> <br />Cycle Time: Scraper Loading Time: 0.90 Minutes <br />Maneuver and Spread Time: 0.60 Minutes Job Condition Correction: Site Altitude: 6750 feet Scraper Push Dozer Source <br />Altitude Adj: 1.000 NA (CAT HB) Job Efficiency: 0.830 NA (CAT HB) <br /> Net Correction: 0.830 NA Travel Time: Road Condition: Firm, smooth, rolling, dirt/lt. surfaced, watered, maintained 3.0 Haul Route: <br />Seg # Haul Distance (Ft) Grade (%) Roll. Res (%) Total Res (%) Velocity (fpm) Travel Time (min) <br />1 800.00 0.00 3.00 3.00 2824 0.52 Haul Time: 0.52 minutes Return Route: <br />Seg # Haul Distance (Ft) Grade (%) Roll. Res (%) Total Res (%) Velocity (fpm) Travel Time (min) <br />1 800.00 0.00 3.00 3.00 2874 0.40 Return Time: 0.40 minutes Total Scraper team cycle time: 2.42 minutes <br />Adjusted for job conditions: 749.34 LCY/Hour <br />Selected Number of Scrapers: 2 Scraper(s) <br />Adjusted single scraper team (unit) hourly production: 749.34 LCY/Hour Adjusted multiple scraper team (fleet) hourly production: 749.34 LCY/Hour Unadjusted unit production/hour: 902.82 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST Fleet size: 1 Team(s) Total job time: 82.40 Hours <br /> Unit cost: $0.743 /LCY Total job cost: $45,884.70 <br /> <br />