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• <br />HOURLY~PRODUCTION ~ ~ ~ ~~ sheet 2 of 2~~ <br />Hauling Capacity <br />Basis : <br />Scraper Bowl (volume) Basis <br />Material weight : 1,600 pounds/LCY <br />Material description <br />Coal -Bituminous, Raw <br />Struck volume : 21.00 LGY <br />Heaped volume : 31.00 LCY <br />Average volume : 26.00 LCY <br />Adjusted capacity : 26.00 LCY "' <br />Rated payload ; 75,000 pounds <br />Payload capacity : 46.88 LCY <br />• <br />hourly production reflects volume per scraper pair on push-pull motlels <br />Cycle Time : Job Condition Corrections : Site altitude (ft.) : B, 000 <br /> Scraper Push dozer Source <br />Scraper loading time' : 1.00 minutes Altitude adj.: 0.980 NA (Cat HB) <br />Maneuver and spread time ; 0.60 minutes Job efficiency : 0.830 NA (Cat HB) <br />'load time per scraper pair on push-pull models Net correction : 0.813 NA <br />Travel time <br />Road condition description :Firm, smooth, rolling, dirt/It. surfaced, watered, maintained <br />Haul Route <br />Seg. # Haul distance (feet) Grade (°~) Roll. res. (%) Total res. (%) Velocity (fpm) Travet time (mirt.)"' <br />1 3, 000 5.00 3.00 8.00 1131 2.69 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Haul time : 2.69 minutes <br />Return route <br />"travel time for each segment is atljusted for acceleration/decele20on. Return time : 1.0$ minllteS <br />table velocities are max, attainable per total resistance shown, not average <br />Total scraper team cycle time (load + haul + maneuver and spread + return) : 5.34 minutes <br />Unadjusted unii production/hour : 584.45 LCY/hour'*' Adjusted for job conditions : 475.39 LCY/hour <br />Optimal number of scrapers per push dozer : NA Selected number of scrapers : 2 scraper(s) <br />Adjusted single scraper team (unit) hourly production : 475.39 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 950.78 LCY/hour <br /> <br />JOB TIME AND COST ~~ ~ ~ ~~ ~~ ~ ~~~ ~~ ~ ~ ~~ ~~~ <br />• Fleet size : 2 Team(s) Total job time : 10:52 Hours <br />Unit cost : 81.308 /LCY Total job cost : $13,082 <br />