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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 />0.70 Minutes <br />0.60 Minutes <br />Site Altitude: 8050 feet <br />Net Correction: 0.797 NA <br />Travel Time: <br />Road Condition: Rutted dirt, little maintenance, no water, 1" tire penetration 4.0 <br />Hanl Rmite- <br />Seg # <br />Scraper <br />Push Dozer <br />Source <br />Altitude Ad': <br />0.960 <br />NA <br />CAT HB <br />Job Efficiency: <br />0.830 <br />NA <br />CAT HB <br />Site Altitude: 8050 feet <br />Net Correction: 0.797 NA <br />Travel Time: <br />Road Condition: Rutted dirt, little maintenance, no water, 1" tire penetration 4.0 <br />Hanl Rmite- <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />Roll. Res <br />Total Res <br />%) <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />450.00 <br />0.00 <br />4.00 <br />4.00 <br />2665 <br />0.34 <br />Haul Time: 0.34 minutes <br />Rehrrn Rnute- <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 />450.00 <br />0.00 <br />4.00 <br />4.00 <br />2849 <br />0.28 <br />Return Time: <br />0.28 <br />minutes <br />Total Scraper team cycle time: <br />1.92 <br />minutes <br />Adjusted for job conditions: <br />469.48 <br />LCY/Hour <br />Selected Number of Scrapers: <br />1 <br />Scraper(s) <br />Adjusted single scraper team (unit) hourly production: <br />469.48 <br />LCY /Hour <br />Adjusted multiple scraper team (fleet) hourly production: <br />469.48 <br />LCY/Hour <br />Unadjusted unit production/hour: 589.06 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />Fleet size: 1 Team(s) Total job time: <br />14.31 <br />Hours <br />Unit cost: $0.581 /LCY Total job cost: <br />$3,906.04 <br />CIRCES Cost Estnnatmg Software <br />