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Scraper Worksheet Cont'd Task # 002 Page 2 of 2 <br />Cycle Time: <br />Scraper Loading Time: <br />Maneuver and Spread Time: <br />Job Condition Correction: <br />0.70 Minutes <br />0.60 Minutes <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Loose sand or gravel 10 <br />Vail Rnnte- <br />Site Altitude: 4250 feet <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 />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Loose sand or gravel 10 <br />Vail Rnnte- <br />Site Altitude: 4250 feet <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />Roll. Res <br />Total Res <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />1580.00 <br />8.00 <br />10.00 <br />18.00 <br />600 <br />2.64 <br />Haul Time: 2.64 minutes <br />Retnrn Rnute- <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />Roll. Res <br />Total Res <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />1580.00 <br />-8.00 <br />10.00 <br />2.00 <br />2905 <br />0.65 <br />Return Time: <br />0.65 <br />minutes <br />Total Scraper team cycle time: <br />4.59 <br />minutes <br />Adjusted for job conditions: <br />204.52 <br />LCY/Hour <br />Selected Number of Scrapers: <br />2 <br />Scraper(s) <br />Adjusted single scraper team (unit) hourly production: <br />409.03 <br />LCY/Hour <br />Adjusted multiple scraper team (fleet) hourly production: <br />409.03 <br />LCY/Hour <br />Unadjusted unit production/hour: 246.41 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 />26.30 <br />Hours <br />Unit cost: $1.247 /LCY Total job cost: <br />$13,407.09 <br />CIRCES Cost Estimating Software <br />