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HOURLY PRODUCTION <br />Haulina Capacitv : <br />Scraper Payload (weigh <br />Basis : <br />Scraper Bowl (volume) Basis : <br />sheet 2 of 2 <br />Material weight : 2,550 pounds/LCY Struck volume : 15.70 LCY <br />Material description : Heaped volume : 21.00 LCY <br />Earth - Dry packed Average volume : 18.35 LCY <br />Rated payload : 48,000 pounds Adjusted capacity : 18,35 LCY ... <br />Payload capacity : 18.82 LCY hourly production reflects volume per scraper pair on push-pull models <br />Cycle Time : Job Condition Corrections : Site altitude (ft.) : 7,500 <br /> Scraper Push dozer Source <br />Scraper loading time 0.40 minutes Altitude adj.: 1.000 1.000 (Cat HB) <br />Maneuver and spread time : 0.60 minutes Job efficiency : 0.830 0.830 (Cat HB) <br />• load time per scraper pair on push-pull models Net correction : 0.830 0.830 <br />Travel time : <br />Road condition description :Rutted dirt, little maintenance, no water, I" tire penetration <br />Haul Route : <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)"" <br />1 1,000 10.00 4.00 14.00 775 1.31 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Return route : <br />Haul time : 1.31 <br />minutes <br />" travel time for each segment is adjusted for accelerabon/deceleration. Return time : 0.41 minutes <br />table velocities are max. attainable per total resistance shown, not average <br />Total scraper team cycle time (load + haul + maneuver and spread + return) : 2.72 minutes <br />Unadjusted unit production/hour : 404.90 LCY/hour Adjusted for job conditions : 336.07 LCY/hour <br />Optimal number of scrapers per push dozer : 3 Selected number of scrapers : 2 scraper(s) <br />Adjusted single scraper team (unit) hourly production : 672.14 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 672.14 LCY/hour <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) <br />Unit cost : $0.930 /LCY <br />RN-05 Exhibit 28-56 <br />Total job time : 10.71 Hours <br />Total job cost : $6,696 <br />(Revised 2/16/09) <br />• <br /> <br />.7