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Scraper Worksheet Cont'd Task # 30C Page 2 of 2 <br />Cycle Time: <br />Scraper Loading Time: <br />Maneuver and Spread Time: <br />Job Condition Correction: <br />0.60 Minutes <br />0.60 Minutes <br />Site Altitude: 5700 feet <br />Net Correction: I 0.830 I 0.830 <br />Travel Time: <br />Road Condition: Firm, smooth, rolling dirt/It. surfaced watered maintained 3.0 <br />Haul Route: <br />Seg # <br />Scra er <br />Push Dozer <br />Source <br />Altitude Ad': <br />1.000 <br />1.000 <br />(CAT HB) <br />Job Efficiency: <br />0.830 <br />0.830 <br />(CAT HB) <br />Site Altitude: 5700 feet <br />Net Correction: I 0.830 I 0.830 <br />Travel Time: <br />Road Condition: Firm, smooth, rolling dirt/It. surfaced watered maintained 3.0 <br />Haul Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />Roll. Res <br />(% ) <br />Total Res <br />(%) <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />800.00 <br />0.83 <br />3.00 <br />3.83 <br />2394 <br />0.51 <br />Haul Time: 0.51 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 />800.00 <br />-0.83 <br />3.00 <br />2.17 <br />2960 <br />0.40 <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: 824.64 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />Fleet size: 2 Team(s) <br />Unit cost: $0.520 /LCY <br />0.40 <br />minutes <br />2.11 <br />minutes <br />684.45 <br />LCY/Hour <br />2 <br />Scraper(s) <br />1,368.91 <br />LCY/Hour <br />2,737.82 <br />LCY/Hour <br />Total job time: 267.06 Hours <br />Total job cost: $379,975.31 <br />CIRCES Cost Estimating Software <br />