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HOURLY PRODUCTION sheet 2 of 2 <br />Hauling Caoacitv <br />Basis <br />Scraper Bowl (volume) Basis <br />Material weight: 2,650 poundslLCY <br />Material description <br />Decomposed rock - 25% Rock, 75% Earth <br />Rated payload : 55,000 pounds <br />Payload capacity : 20.75 LCY <br />Cycle Time <br />Scraper loading time' : 0.90 <br />Maneuver and spread time : 0.70 <br />• load time per scraper pair on push-pull models <br />Struck volume : 18.00 LCY <br />Heaped volume : 23.00 LCY <br />Average volume : 20.50 LCY <br />Adjusted capacity : 20.50 LCY *" <br />hourty production reflects volume per scraper pair on push-pull motlels <br /> ob Condition Corrections : Site altitude (ft.) : 5,300 <br /> Scraper Push dozer Source <br />minutes Altitude adj.: 1.000 NA (Cat HB) <br />minutes Job efficiency : 0.830 NA (Cat HB) <br /> Net wrrection : 0.830 NA <br />Travel time <br />Road condition description :Rutted dirt little maintenance, no water, 2"tire <br />Haul Route <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (°!o) Velocity (fpm) Travel time (min.)" <br />1 1,000 0.50 5.00 5.50 1098 0.98 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Haul time : 0.98 minutes <br />Retum route <br />table veloUties are max. attainable per total resistance drown, not average <br />Total scraper team cycle time (load + haul + maneuver and spread + return) : 3.20 <br />Unadjusted unit production/hour : 384.46 LCY/hour "' Adjusted for job conditions : 319.10 <br />Optimal number of scrapers per push dozer : NA Selected number of scrapers : 1 <br />Adjusted single scraper team (unit) hourly production : 319.10 <br />Adjusted multiple scraper team (fleet) hourly production : 319.10 <br />minutes <br />minutes <br />LCY/hour <br />scraper(s) <br />LCY/hour <br />LCY/hour <br />"travel time far each segment is adjusted for acceleredon/deceleretion. Return time : 0.62 <br />