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HOURLY PRODUCTION <br />Hauling Capacity <br />Scraper Payload (weight) Basis <br />Material weight : 1,600 pounds/LCY <br />Material description <br />Top Sail <br />Rated payload : 75,000 pounds <br />Payload capacity : 46.88 LCY <br />icraper Bowl (volume) Basis <br />sheet 2 of 2 <br />Struck volume ; 21.00 LCY <br />Heaped volume : 31.00 LCY <br />Average volume : 26.00 LCY <br />Adjusted capacity : 25.00 LCY "' <br />hourly production reflects volume per scmper pair on push-pull modals <br />Cvcle Time : Job Condition Corrections : Site altitude (ft.) : 8,740 <br /> Scraper Push dozer Source <br />Scraper loading time ' : 1.80 minutes Altitude adj.: 0.980 NA (Cat HB) <br />Maneuver and spread time : 0.60 minutes Job efficiency : 0.830 NA (Cat HB) <br />'load time per scraper pair on push-pull motlels Net COrreCflOn : 0.813 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 />1 500 -2.00 5.00 3.00 2800 0.39 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Haul time <br />Return route <br />"travel time for each segment is adjustetl for accele2lion/deceleretlon. Return time <br />table velocities are max. attainable per total resistance shown, not averege <br />Total scraper team cycle time (load + haul + maneuver and spread + return) <br />Unadjusted unit production/hour : 496.77 LCY/hour "' Adjusted far job conditions <br />Optimal number of scrapers per push dozer : NA Selected number of scrapers <br />Adjusted single scraper team (unit) hourly production <br />Adjusted multiple scraper team (fleet) hourly production <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) Total job time <br />Unit cost : $0.619 /LCY Total job cost <br />0.39 minutes <br />0.35 minutes <br />3.14 minutes <br />404.07 LCY/hour <br />1 scraper(s) <br />404.07 LCY/hour <br />404.07 LCY/hour <br />132.03 Hours <br />$33,026 <br />