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..... <br />. ..:.:. <br />HOURLY PRODUCTION sheet 2 of 2 <br />Hauling Capacity : <br />Scraper Payload (weight) Basis : <br />Material weight : <br />Material description <br />Earth - Dry packed <br />2,550 pounds/LCY <br />Rated payload : 75,000 pounds <br />Payload capacity: 29.41 LCY <br />Cycle Time : <br />Scraper loading time * : 1.00 <br />Maneuver and spread time : 0.60 <br />' load time per scraper pair on push-pull models <br />Scraper Bowl (volume) Basis : <br />Struck volume : 24.00 LCY <br />Heaped volume : 34.00 LCY <br />Average volume : 29.00 LCY <br />Adjusted capacity : 29.00 LCY <br />hourly production reflects volume per scraper pair on push-pull models <br /> Job Condition Corrections : Site altitude (ft.) : 7,000 <br /> Scraper Push dozer Source <br />minutes Altitude adj.: 1.000 NA (Cat HB) <br />minutes Job efficiency : 0.810 NA (Cat HB) <br /> Net correction : 0.810 NA <br />Travel time : <br />Road condition description : Rutted dirt, little maintenance, no water, 1 " tine penetration <br />Haul Route : <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)** <br />1 1,000 4.00 3.00 7.00 1362 0.81 <br />2 1,500 -2.00 4.00 2.00 2939 0.66 <br /> <br /> <br /> <br /> <br /> <br /> <br />Return route : <br />Haul time : 1.47 minutes <br />1 1,500 2.00 4.00 6.00 2638 0.76 <br />2 1,000 -4.00 3.00 -1.00 2972 0.61 <br /> <br /> <br /> <br /> <br /> <br /> <br />" travel time for each segment is adjusted for acceleration/deceleration. Return time : 1.37 minutes <br />table velocities are max. attainable per total resistance shown, not average <br />Total scraper team cycle time (load + haul + maneuver and spread + return) : 4.44 minutes <br />Unadjusted unit production/hour : 784.10 LCY/hour *** Adjusted for job conditions : 635.12 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 : 635.12 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 3,175.62 LCY/hour <br /> <br />..:.. . . <br /> <br />JOB TIME AND COST <br />,.. <br />Fleet size : 5 Team(s) Total job time : 337.50 Hours <br />Unit cost : $1.353 /LCY Total job cost : $1,450,165 <br />