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Scraper Worksheet Cont'd Task # 002 Page 2 of 2 <br />Cycle Time: <br />Scraper Loading Time: 1.00 Minutes <br />Maneuver and Spread Time: 0.60 Minutes <br />Job Condition Correction: Site Altitude: 6400 feet <br />Seg # <br />Scraper <br />Push Dozer Source <br />Roll. Res <br />Altitude Ad': <br />1.000 <br />NA CAT HB <br />1 <br />Job Efficiency: <br />0.830 <br />NA (CAT HB <br />-1.95 <br />2972 <br />0.34 <br />8 <br />Scraper(s) <br />Net Correction: <br />0.830 <br />NA <br />Travel Time: <br />team (fleet) hourly production: <br />4,735.08 <br />Road Condition: <br />Firm, smooth, rolling, <br />dirt/It. surfaced, watered, maintained 3.0 <br />Haul Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />Roll. Res <br />Total Res <br />% <br />Velocity <br />00m) <br />Travel Time <br />(min) <br />1 <br />800.00 <br />-4.95 <br />3.00 <br />-1.95 <br />2972 <br />0.34 <br />Haul Time: 0.34 minutes <br />Return Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />Roll. Res <br />Total Res <br />% <br />Velocity <br />00m) <br />Travel Time <br />(min) <br />1 <br />800.00 <br />4.95 <br />3.00 <br />7.95 <br />1931 <br />0.50 <br />CIRCES Cost Estimating Software <br />Return Time: <br />0.50 <br />minutes <br />Total Scraper team cycle time: <br />2.44 <br />minutes <br />Adjusted for job conditions: <br />1,183.77 <br />LCY/Hour <br />Selected Number of Scrapers: <br />8 <br />Scraper(s) <br />Adjusted single scraper team (unit) hourly production: <br />4,735.08 <br />LCY/Hour <br />Adjusted multiple scraper <br />team (fleet) hourly production: <br />4,735.08 <br />LCY/Hour <br />Unadjusted unit production/hour: <br />1,426.23 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />Fleet size: 1 Team(s) <br />Total job time: <br />9.74 <br />Hours <br />Unit cost: $0.736 /LCY <br />Total job cost: <br />$33,941 <br />CIRCES Cost Estimating Software <br />