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Demo Worksheet Cont'd Task # TTT <br />Cvcle Time: <br />Scraper Loading Time: 1.00 Minutes <br />Maneuver and Spread Time: 0.60 Minutes <br />Job Condition Correction: <br />Site Altitude: 5400 feet <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Firm, smooth, rolling, dirt/lt. surfaced, watered, maintained 3.0 <br />Haul Route: <br />Page 45 of 155 <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: 5400 feet <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Firm, smooth, rolling, dirt/lt. surfaced, watered, maintained 3.0 <br />Haul Route: <br />Page 45 of 155 <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 />2460.00 <br />7.50 <br />3.00 <br />10.50 <br />922 <br />2.70 <br />2 <br />940.00 <br />6.00 <br />3.00 <br />9.00 <br />1042 <br />0.91 <br />Haul Time: 3.61 minutes <br />Return Rolite <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 />940.00 <br />-6.00 <br />3.00 <br />-3.00 <br />2972 <br />0.39 <br />2 <br />2460.00 <br />-7.50 <br />3.00 <br />-4.50 <br />2972 <br />0.87 <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: 537.87 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 />Unit cost: $1.736 /LCY Total job cost: <br />1.26 <br />minutes <br />6.47 <br />minutes <br />446.43 <br />LCY/Hour <br />2 <br />Scraper(s) <br />446.43 <br />LCY/Hour <br />446.43 <br />LCY/Hour <br />2.80 Hours <br />$2,170 <br />CIRCES Cost Estimating Software <br />