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Seg # <br />Haul Distance (Ft) <br />Grade <br />Roll. Res <br />Total Res <br />Velocity (fpm) <br />Travel Time <br />(CAT HB) <br />Job Efficiency: <br />( %) <br />( %) <br />( %) <br />(min) <br />1 <br />900.00 <br />1.00 <br />3.00 <br />4.00 <br />2665 <br />0.52 <br />Seg # <br />Scraper <br />Push Dozer <br />Source <br />Altitude Add <br />1.000 <br />1.000 <br />(CAT HB) <br />Job Efficiency: <br />0.830 <br />0.830 <br />(CAT HB) <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />( %) <br />-1.00 <br />Roll. Res <br />( %) <br />3.00 <br />Total Res <br />( %) <br />2.00 <br />Velocity (fpm) <br />2905 <br />Travel Time <br />(min) <br />0.42 <br />1 <br />900.00 <br />Scraper Worksheet Cont'd Task # 02A <br />Cycle Time: <br />Scraper Loading Time: <br />Maneuver and Spread Time: <br />Job Condition Correction: <br />Net Correction: <br />0.830 <br />0.830 <br />0.90 Minutes <br />0.60 Minutes <br />Travel Time: <br />Road Condition: Firm, smooth, rolling, dirt/lt. surfaced, watered, maintained 3.0 <br />Haul Route: <br />Page 2 of 2 <br />Site Altitude: 4700 feet <br />Return Route: <br />Haul Time: <br />Return Time: <br />Unit cost: $1.037 /LCY Total job cost: $4,182.79 <br />0.52 minutes <br />0.42 minutes <br />Total Scraper team cycle time: 2.44 minutes <br />Adjusted for job conditions: 769.45 LCY/Hour <br />Selected Number of Scrapers: 2 Scraper(s) <br />Adjusted single scraper team (unit) hourly production: 769.45 LCY/Hour <br />Adjusted multiple scraper team (fleet) hourly production: 769.45 LCY /Hour <br />Unadjusted unit production/hour: 927.05 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />Fleet size: 1 Team(s) Total job time: 5.24 Hours <br />CIRCES Cost Estimating Software <br />