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Scraper Worksheet Cont'd Task # 07A Page 2 of 2 <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: 4000 feet <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Firm smooth, rolling, dirt/It. surfaced, watered, maintained 3.0 <br />uanl Rnnta- <br />Seg # <br />Scraper <br />Push Dozer <br />Source <br />Altitude Ad': <br />1.000 <br />NA <br />(CAT HB) <br />Job Efficiency: <br />0.830 <br />NA <br />(CAT HB <br />Site Altitude: 4000 feet <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Firm smooth, rolling, dirt/It. surfaced, watered, maintained 3.0 <br />uanl Rnnta- <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 />1600.00 <br />2.75 <br />3.00 <br />5.75 <br />1477 <br />1.17 <br />Haul Time: 1.17 minutes <br />Rafi,rn Rnnte- <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 />1600.00 <br />-2.75 <br />3.00 <br />0.25 <br />2965 <br />0.65 <br />Return Time: <br />0.65 <br />minutes <br />Total Scraper team cycle time: <br />3.42 <br />minutes <br />Adjusted for job conditions: <br />766.39 <br />LCY/Hour <br />Selected Number of Scrapers: <br />4 <br />Scraper(s) <br />Adjusted single scraper team (unit) hourly production: <br />1,532.78 <br />LCY/Hour <br />Adjusted multiple scraper team (fleet) hourly production: <br />1,532.78 <br />LCY/Hour <br />Unadjusted unit production/hour: 923.36 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 />Unit cost: $0.963 /LCY <br />114.25 Hours <br />Total job cost: $168,572.63 <br />CIRCES Cost Estimating Software <br />