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Scraper Worksheet Cont'd Task # 002 Page 2 of 2 <br />Cycle Time: <br />Scraper Loading Time: <br />Maneuver and Spread Time: <br />Job Condition Correction: <br />0.90 Minutes <br />0.70 Minutes <br />Site Altitude: 6000 feet <br /> Scraper Push Dozer Source <br />Altitude Ad': 1.000 NA CAT HB) <br />Job Efficiency: 0.830 NA (CAT HB <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Rutted dirt, little maintenance no water I" tire penetration 4.0 <br />`vu <br />Seg # <br />Haul Distance (Ft) <br />v <br />Grade <br />Roll. Res <br />Total Res <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 200.00 10.00 4.00 14.00 521 0.39 <br />Haul Time: 0.39 minutes <br />_ n. <br />Seg # 11`V Haul Distance (Ft) Grade Roll. Res Total Res Velocity (fpm) Travel Time <br />(min) <br />1 200.00 -10.00 4.00 -6.00 2165 0.14 <br />Return Time: 0.14 minutes <br />Total Scraper team cycle time: 2.13 minutes <br />Adjusted for job conditions: 440.72 LCY/Hour <br />Selected Number of Scrapers: 1 Scraper(s) <br />Adjusted single scraper team (unit) hourly production: 440.72 LCY/Hour <br />Adjusted multiple scraper team (fleet) hourly production: 440.72 LCY/Hour <br />Unadjusted unit production/hour: 530.99 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />Fleet size: 1 Team(s) Total job time: 18.12 Hours <br />Unit cost: $0.413 /LCY Total job cost: $3,294.84 <br />CIRCES Cost Estimating Software