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HOURLY PRODUCTION sheet 2 of 2 <br />Hauling Capacity: <br />Scraper Payload (weight) Basis : ~ Scraper Bowl (volume) Basis <br />Material weight: 2,650 pounds/LCY <br />Material description <br />Decomposed rock - 25% Rock, 75% Earth <br />Rated payload : 48,000 pounds <br />Payload capacity : 18.11 LCY <br />Struck volume : 14.00 LCY <br />Heaped volume : 20.00 LCY <br />Average volume : 1700 LCY <br />Adjusted capacity : 17.00 LCY "' <br />howdy production regects volume per scraper pair on push-pull models <br />Cvcle Time : ob Condition Corrections : Site altitude (ft.) : 7,190 <br /> Scraper Push dozer Source <br />Scraper loading time' : 0.50 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 />' Iced Ume per scraper pair on push-pull models Net CAfreCflOn : 0.830 0.830 <br />Travel time <br />Road condition description :Rutted dirt little maintenance, no water, 2" fire penetration <br />Haul Route <br />Seg. # Haul distance (feet) Grade (%) Roli. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)" <br />1 500 3.00 5.00 8.00 1381 0.43 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Haul time : 0.43 minutes <br />Retum route <br />"travel lima for each segment is adjusted for aasleregoNdeceleretron. Return time: 0.28 minutes <br />table velociges are max. attainable per total resistance shown, not ave2ge <br />Total scraper team cycle time (load + haul + maneuver and spread + return) : 1.81 minutes <br />Unadjusted unit production/hour : 563.57 LCY/hour "` Adjusted for job conditions : 467.77 LCY/hour <br />Optimal number of scrapers per push dozer : 2 Selected number of scmpers : 2 scraper(s) <br />Adjusted single scraper team (unit) hourly production : 935.53 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 935.53 LCY/hour <br /> <br /> <br />.. .oa::: .. .: i..:.. . ...~..... ... ~...... Diu > . . . .:.`:: :..c:....... <br />~ ~ `.~~ ~ ~ ~~ <br />~ ~~ ~.. ~~ ` ~~~~~~~ ~ <br />~~ <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) Total job time : 9.70 Hours <br />Unit cost : ;0.699 /LCY Total job cost : $6,344 <br /> <br />' <br />' ~ <k. _. <br />.. ] k <br />.: . ~ y. . <br />~ 58y t <br /> <br />