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BON ie No 2 Mme TR -72 Page 3 of 7 <br />CN-cle Tune: <br />Scraper Loading Time* 0 90 Minutes <br />Maneuver and Spread Time 0.60 Minutes <br />Job Condition Correction: Site Altitude 6100 feet <br />Net Correction 0.830 I NA <br />Travel Time: <br />Road Condition. Rutted dirt, little maintenance, no water, 2" tire penetration 5.0 <br />Haul Route <br />Seg # <br />Scraper <br />Push Dozer <br />Source <br />Total Res <br />M) <br />Altitude Adj: <br />1 000 <br />NA <br />(CAT HB) <br />Job Efficiencv: <br />0.830 <br />NA <br />(CAT HB) <br />Net Correction 0.830 I NA <br />Travel Time: <br />Road Condition. Rutted dirt, little maintenance, no water, 2" tire penetration 5.0 <br />Haul Route <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />M) <br />Roll. Res <br />M) <br />Total Res <br />M) <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />240000 <br />10.00 <br />500 <br />1500 <br />734 <br />329 <br />Haul Time 3.29 minutes <br />Return Rnute <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />M) <br />Roll. Res <br />M) <br />Total Res <br />M) <br />Velocity- (fpm) <br />Travel Time <br />(min) <br />1 <br />240000 <br />-l0 00 <br />500 <br />-5.00 <br />2938 <br />086 <br />CIRCES Cost Estimating Sot2«are <br />Return Tune: <br />0.86 <br />minutes <br />Total Scraper team cycle time: <br />5.65 <br />minutes <br />Adjusted for fob conditions- <br />320.96 <br />LCY/Hour <br />Selected Number of Scrapers <br />2 <br />Scraper(s) <br />Adjusted single scraper <br />team (unit) hourly production: <br />32096 <br />LCY/Hour <br />Adjusted multiple scraper team (fleet) hourly production. <br />320.96 <br />LCY/Hour <br />Unadjusted unit production/hour <br />386.70 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />Fleet size I Team(s) <br />Totalfob time <br />16.34 <br />Hours <br />Unit cost $1.707 /LCY <br />Total fob cost. <br />$8,950.06 <br />CIRCES Cost Estimating Sot2«are <br />