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HOURLY PRODUCTION sheet 2 of 2 <br />Hauling Caoacilv <br />Basis <br />Material weight : 2,550 pounds/LCY <br />Material description <br />Earth -Dry packed <br />Rated payload : 48,000 pounds <br />Payload capacity : 18.82 LCY <br />icraper Bowl (volume) Basis <br />Struck volume : 14.00 LCY <br />Heaped volume : 20.00 LCY <br />Average volume : 17.00 LCY <br />Adjusted capacity : 17.00 LCY "` <br />houry protlucbon reflects volume per scraper pair on push-pull motlels <br />Cvcle Time : ob Condition Corrections : Site altitude (ft.) : 6,100 <br /> Scraper Push dozer Source <br />Scraper loading time ` : 0.90 minutes Altitude adj.: 1.000 NA (Cat HB) <br />Maneuver and spread time : 0.60 minutes Job efficiency : 0.830 NA (Cat HB) <br />• loatl time per scraper pair on push-pull models Net CAneCtlOn : 0.830 NA <br />Travel time <br />Road condition description :Firm, smooth, rolling, dirtrlt. surfaced, watered, maintained <br />Haul Route <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)" <br />1 800 5.00 3.00 8.00 1381 0.64 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Retum route <br />Haul time : 0.64 minutes <br />•• navel time for each segment is atljustetl for acceleretion/tlecelereaon. Return time : 0.34 minutes <br />table velocitles are max. attainable per total resistance snows, not average <br />Total scraper team cycle time (load + haul + maneuver and spread + return) : 2.48 minutes <br />Unadjusted unit production/hour : 821.15 LCY/hour "' Adjusted far job conditions : 681.55 LCYRtour <br />Optimal number of scrapers per push dozer : NA Selected number of scrapers : 2 scraper(s) <br />Adjusted single scraper team (unit) houdy production : 681.55 LCY/hour <br />Adjusted multiple scraper team (fleet) houdy production : 681.55 LCY/hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) Total job time : 28.23 Hours <br />Unit cost : 50.786 /LCY Total job cost : $15,124 <br />