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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 : 2,550 pounds/LCY <br />Material description <br />Earth - Dry packed <br />Rated payload : 82,000 pounds <br />Payload capacity :__32, 16 LCY <br />Struck volume : 23.20 LCY <br />Heaped volume : 34.00 LCY <br />Average volume : 28.60 LCY <br />Adjusted capacity : 28.60 LCY *** <br />hourly production reflects volume per scraper pair on push-pull models <br />Cycle Time : Job Condition Corrections : Site altitude (ft.) : 7,875 <br /> Scraper Push dozer Source <br />Scraper loading time 0.90 minutes Altitude adj.: 0.880 NA (Cat HB) <br />Maneuver and spread time : 0.70 minutes Job efficiency : 0.830 NA (Cat HB) <br />* load time per scraper pair on push-pull models Net correction : 0.730 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 1,325 0.00 5.00 5.00 1375 1.09 <br />2 600 -4.00 5.00 1.00 2996 0.39 <br />3 1,325 0,00 5.00 5.00 1375 0.55 <br /> <br /> <br /> <br /> <br /> <br />Haul time : 2.02 minutes <br />Return route <br />1. 1,325 0.00 5.00 5.00 2288 0.80 <br />2 600 4.00 5.00 9.00 1276 0.35 <br />3 1,325 0.00 5.00 5.00 2288 0.75 <br /> <br /> <br /> <br /> <br /> <br />** travel time for each segment is adjusted for acceleration/deceleration. Return time : 1.90 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) : 5.52 minutes <br />Unadjusted unit production/hour : 310.82 LCY/hour *** Adjusted for job conditions : 227.02 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 : 454.05 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 454.05 LCY/hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) Total job time : 17.77 Hours <br />Unit cost : $1.480 /LCY Total job cost : $11,939 <br />