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Scraper Worksheet Cont'd Task # 020 Page 2 of 2 <br />Payload Capacity: 30.79 LCY Adjusted Capacity: 29.00 LCY <br />Cycle Time: <br />Scraper Loading Time: <br />Maneuver and Spread Time: <br />Job Condition Correction: <br />1.00 Minutes <br />0.60 Minutes <br />Site Altitude: 5400 feet <br />Seg # <br />Scraper <br />Push Dozer Source <br />Altitude Ad': <br />1.000 <br />NA CAT HB <br />Job Efficiency: <br />0.830 <br />NA (CAT HB) <br />-2.50 <br />5.00 <br />2.50 <br />Net Correction: <br />0.830 <br />NA <br />Travel Time: <br />Road Condition: <br />Rutted dirt, little maintenance, no water, 2" tire penetration 5.0 <br />Haul Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />(%) <br />Roll. Res <br />(%) <br />Total Res <br />(%) <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />1400.00 <br />-2.50 <br />5.00 <br />2.50 <br />2939 <br />0.76 <br />Haul Time: 0.76 minutes <br />Return Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />(%) <br />Roll. Res <br />(%) <br />Total Res <br />(%) <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />1400.00 <br />2.50 <br />5.00 <br />7.50 <br />1931 <br />0.81 <br />Return Time: <br />Total Scraper team cycle time: <br />Adjusted for job conditions: <br />Selected Number of Scrapers: <br />Adjusted single scraper team (unit) hourly production: <br />Adjusted multiple scraper team (fleet) hourly production: <br />Unadjusted unit production/hour: 1,097.79 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />0.81 <br />minutes <br />3.17 <br />minutes <br />911.17 <br />LCY/Hour <br />2 <br />Scraper(s) <br />911.17 <br />LCY/Hour <br />911.17 <br />LCY/Hour <br />Fleet size: 1 Team(s) Total job time: 43.48 Hours <br />Unit cost: $0.752 /LCY Total job cost: $29,780 <br />CIRCES Cost Estimating Software <br />