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<.: ;; > <br />.. _:. <br />HOURLY PRODUCTION sheet 2 of 2 <br />Hauling Caoacitv <br />Scraper Payload (weight) Basis : I Scraper Bowl (volume) 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 />Struck volume <br />Heaped volume <br />Average volume <br />Adjusted capacity <br />14.00 LCY <br />20.00 LCY <br />1700 LCY <br />17.00 LCY "' <br />production reflects volume per scraper pair on push-pull models <br />Cycle Time : ob Condition Corrections : Site altitude (ft.) : 5,300 <br /> Scraper Push dozer Source <br />Scraper loading time • : 0.90 minutes Altitude adj.: 1.000 NA (Cat HBJ <br />Maneuver and spread time : 0.60 minutes Job efficiency : 0.830 NA (Cat HB) <br />• load time per scraper pair on pustrpull models Net CAffectlOn : 0.830 NA <br />Travel time <br />Road condition description :Rutted dirt, little maintenance, no water, 1"tire penetration <br />Haul Route <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)" <br />1 2,000 1.00 4.00 5.00 2218 1.07 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Haul time : 1.07 minutes <br />Return route <br />minutes <br />Total scraper team cycle time (load + haul + maneuver and spread + return) : 3.40 minutes <br />Unadjusted unit production/hour : 600.86 LCY/hour "' Adjusted for job conditions : 498.71 LCY/hour <br />Optimal number of scrapers per push dozer : NA Selected number of scrapers : 2 screper(s) <br />Adjusted single scraper team (unit) houdy production : 498.71 LCY/hour <br />Adjusted multiple scraper team (fleet) houdy production : 997.43 LCY/hour <br />•• travel time for each segment is adjusted for aaeleretior/deceleretion. Retum time : 0.8T <br />table vebcities are maz. attainable per total resistance shown, not average <br />