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Scraper Worksheet Cont'd Task # 02A 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: 6350 feet <br /> Scraper Push Dozer Source <br />Altitude Ad': 1.000 1.000 (CAT HB) <br />Job Efficient : 0.830 0.830 (CAT HB <br />Net Correction: 0.830 0.830 <br />Travel Time: <br />Road Condition: Firm smooth rolling dirt/It surfaced watered, maintained 3.0 <br />Seg # Haul Distance (Ft) Grade Roll. Res Total Res Velocity (fpm) Travel Time <br />(min) <br />1 500.00 1.50 3.00 4.50 2394 0.49 <br />Haul Time: 0.49 minutes <br />Seg # Haul Distance (Ft) Grade Roll. Res <br />°/u Total Res <br />(% Velocity (fpm) Travel Time <br />(min) <br />1 500.00 -1.50 3.00 1.50 2960 0.30 <br />Return Time: 0.30 minutes <br />Total Scraper team cycle time: 2.39 minutes <br />Adjusted for job conditions: 1,208.54 LCY/Hour <br />Selected Number of Scrapers: 2 Scraper(s) <br />Adjusted single scraper team (unit) hourly production: 1,208.54 LCY/Hour <br />Adjusted multiple scraper team (fleet) hourly production: 1,208.54 LCY/Hour <br /> <br />Unadjusted unit production/hour: 1,456.07 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />Fleet size: 1 <br />Unit cost: $0.93a <br />Team(s) Total job time: 5.97 Hours <br />/LCY Total job cost: $6,702.54 <br />CIRCES Cost Estimating Software