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Cycle Time: <br />Scraper Loading Time: <br />Maneuver and Spread Time: <br />Job Condition Correction: <br />0.90 Minutes <br />0.70 Minutes <br />Scraper I Push Dozer I Source <br />Altitude Adi: 1 1.000 1 NA I (CAT HB) <br />Site Altitude: 4850 feet <br />Net Correction: I 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) Grade <br />(%) <br />Roll. Res Total Res <br />(%) % <br />Velocity (fpm) Travel Time <br />(min) <br />1 <br />1900.00 2.00 <br />5.00 7.00 <br />944 2.06 <br />2 <br />200.00 15.00 <br />5.00 20.00 <br />270 0.66 <br />HaulTime: 2.72 minutes <br />Return Route: <br />Seg # Haul Distance (Ft) Grade <br />(%) <br />Roll. Res <br />(%) <br />Total Res <br />(%) <br />Velocity (fpm) Travel Time <br />(min) <br />1 200.00 -15.00 <br />5.00 <br />-10.00 <br />1514 0.20 <br />2 1900.00 -2.00 <br />5.00 <br />3.00 <br />2666 0.81 <br />Return Time: <br />1.01 <br />minutes <br />Total Scraper teamcycle time: <br />5.33 <br />minutes <br />Adjustedforjob conditions: <br />191.54 <br />LCY/Hour <br />Selected Number of Scrapers: <br />2 <br />Scraper(s) <br />Adjustedsingle scraperteam(unit) hourly production: <br />383.08 <br />LCY/Hour <br />Adjusted multiple scraperteam(fleet) hourly production: <br />383.08 <br />LCY/Hour <br />Unadjusted unit production/hour: 230.77 LCY/Hour <br />Optimal Numberof Scrapers perpush dozer: <br />JOB TIME AND COST <br />Fleet size: 1 <br />Tea n(s) Totaljobtime: 7.58 Hours <br />Unitcost: $1.330 /LCY <br />Totaljob cost: $3,864 <br />C-1981-041, SL -09 Findings Document Page 27 of 79 <br />