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HOURLY PRODUCTION sheet 2 of 2 <br />Hauling Capacity <br />Scraper Payload (weight) Basis : I Scraper Bowl (volume) Basis <br />Material weight : 2,100 pcunds/LCY Struck volume : 23.20 LCY <br />Material description : <br />Earth -Loam <br />Rated payload : 82,000 pounds <br />Payload capacity : 39.05 LCY <br />Heaped volume : 34.00 LCY <br />Average volume : 28.60 LCY <br />Adjusted capacity : 28.80 LCY "` <br />hourly production reflects volume per scraper pair on push-pull models <br />Cycle Time : Job Condition Corrections : Site altitude (ft.) : 6,520 <br /> Scraper Push dozer Source <br />Scraper loading time ' : 0.90 minutes Altitude adj.: 0.960 NA (Cat HBJ <br />Maneuver and spread time : 0.70 minutes Job efficiency : 0.830 NA (Cat HBJ <br />'load time per scraper pair on push-pull models Net correction : 0.797 NA <br />Travel time <br />Road condition description :Rutted dirt, little maintenance, no water, 2"tire penetration <br />Haul Route <br />Seg. # Haul distance (feet) Grade {%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)" <br />1 600 2,00 5.00 700 977 0.67 <br />2 250 5.00 3.00 8.00 835 0.23 <br />3 1,100 0.00 5.00 5.00 1375 0.86 <br />4 200 -5.00 5.00 0.00 3026 0.19 <br /> <br /> <br /> <br /> <br />Haul time : 1.94 minutes <br />Return route <br />1 200 5.00 5.00 10,00 1132 0.23 <br />2 1,100 0.00 5.00 5.00 2288 0.66 <br />3 250 -5.00 3.00 -2.00 3080 0.10 <br />4 600 -2.00 5.00 3.00 2999 0.20 <br /> <br /> <br /> <br /> <br />"travel time for each segment is adjusted for aceeleration/deceleration. RetUm time : 1.19 minUtaS <br />table velocities are max. attainable per total resistance drown, rtot average <br />Total scraper team cycle time (load + haul + maneuver and spread + return) : 4.73 minutes <br />Unadjusted unit production/hour: 362.42 LCY/hour "' Adjusted for job conditions : 288.78 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 : 577.55 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 577.55 LCY/hour <br />