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Scraper Worksheet Cont'd Task # 001 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: 5300 feet <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Firm, smooth, rolling, dirtllt. surfaced, watered, maintained 3.0 <br />Haul Route: <br />Seg # <br />Scraper <br />Push Dozer <br />Source <br />Altitude Adj : <br />1.000 <br />NA <br />(CAT HB) <br />Job Efficiency: <br />0.830 <br />NA <br />(CAT HB) <br />Site Altitude: 5300 feet <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Firm, smooth, rolling, dirtllt. surfaced, watered, maintained 3.0 <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 />900.00 <br />4.00 <br />3.00 <br />7.00 <br />1362 <br />0.74 <br />Haul Time: 0.74 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 />900.00 <br />-4.00 <br />3.00 <br />-1.00 <br />2972 <br />0.37 <br />Return Time: <br />0.37 <br />minutes <br />Total Scraper team cycle time: <br />2.71 <br />minutes <br />Adjusted for job conditions: <br />1,065.83 <br />LCY/Hour <br />Selected Number of Scrapers: <br />2 <br />Scraper(s) <br />Adjusted single scraper team (unit) hourly production: <br />1,065.83 <br />LCY/Hour <br />Adjusted multiple scraper team (fleet) hourly production: <br />3,197.49 <br />LCY/Hour <br />Unadjusted unit production/hour: 1,284.13 LCY/Hour <br />Optimal Number of Scrapers per push dozer <br />JOB TIME AND COST <br />Fleet size: 3 <br />Team(s) <br />Unit cost: $0.727 /LCY <br />Total job time: 83.39 Hours <br />Total job cost: $193,928 <br />CIRCES Cost Estimating Software <br />