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Scraper Worksheet Cont'd Task # 024 Page 2 of 2 <br />Payload Capacity: 30.79 LCY Adjusted Capacity: 29.00 LCY <br />Cycle Time: <br />Scraper Loading Time: <br />Haul Distance (Ft) Grade <br />(%) <br />1.00 Minutes <br />Maneuver and Spread Time: <br />1 <br />0.60 Minutes <br />Job Condition Correction: <br />2.70 <br />Site Altitude: 5400 feet <br />940.00 6.00 <br />3.00 9.00 1042 <br />Scraper <br />Push Dozer Source <br />Selected Number of Scrapers: <br />Altitude Ad': <br />1.000 <br />NA CAT HB <br />446.43 <br />Job Efficiency: <br />0.830 <br />NA (CAT HB) <br />LCY/Hour <br />Unadjusted unit production/hour: <br />537.87 LCY/Hour <br />Net Correction: <br />0.830 <br />NA <br />Travel Time: <br />Road Condition: Firm, smooth, rolling, <br />dirt/It. surfaced, watered, maintained 3.0 <br />Haul Route: <br />Fleet size: 1 Team(s) <br />Seg # <br />Haul Distance (Ft) Grade <br />(%) <br />Roll. Res Total Res Velocity (fpm) <br />(%) (%) <br />Travel Time <br />(min) <br />1 <br />2460.00 7.50 <br />3.00 10.50 922 <br />2.70 <br />2 <br />940.00 6.00 <br />3.00 9.00 1042 <br />0.91 <br />Haul Time: 3.61 minutes <br />Return Route: <br />Seg # <br />Haul Distance (Ft) Grade <br />(%) <br />Roll. Res Total Res <br />(%) (%) <br />Velocity (fpm) Travel Time <br />(min) <br />1 <br />940.00 -6.00 <br />3.00 -3.00 <br />2972 0.39 <br />2 <br />2460.00 -7.50 <br />3.00 -4.50 <br />2972 0.87 <br />CIRCES Cost Estimating Software <br />Return Time: <br />1.26 <br />minutes <br />Total Scraper team cycle time: <br />6.47 <br />minutes <br />Adjusted for job conditions: <br />446.43 <br />LCY/Hour <br />Selected Number of Scrapers: <br />2 <br />Scraper(s) <br />Adjusted single scraper team (unit) hourly production: <br />446.43 <br />LCY/Hour <br />Adjusted multiple scraper team (fleet) hourly production: <br />446.43 <br />LCY/Hour <br />Unadjusted unit production/hour: <br />537.87 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />Fleet size: 1 Team(s) <br />Total job time: <br />2.80 <br />Hours <br />Unit cost: $1.534 /LCY <br />Total job cost: <br />$1,918 <br />CIRCES Cost Estimating Software <br />