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HOURLY PRODUCTION <br />Hauling Capacity <br />Basis <br />Material weight : 2,100 pounds/LCY <br />Material description <br />Earth -Loam <br />Rated payload : 75,000 pounds <br />Payload capacity : 35.71 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 : 26.00 LCY "' <br />houdy production reflects volume per scraper pair on push-pull models <br />Cvcle Time : ob Condition Corrections : Site altitude (ft.) : 4,870 <br /> Scraper Push dozer Source <br />Scraper loading time' : 0.60 minutes Altitude adj.: 1.000 1.000 (Cat HB) <br />Maneuver and spread time : 0.60 minutes Job efficiency : 0.830 0.830 (Cat HB) <br />• load time per scraper pair on push-pull models Net COROCfIOn : 0.830 0.830 <br />Travel time <br />Road condition description :Rutted dirt, little maintenance, no water, 2"fire penetration <br />Haul Route: <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)" <br />1 1,000 0.00 5.00 5.00 1867 0.65 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Haul time : 0.65 minutes <br />Return route <br />•• travel time for each segment is adjusted for acceleration/deceleration. Return flme : 0.54 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) : 2.39 minutes <br />Unadjusted unit production hour : 653.88 LCY/hour "' Adjusted forjob conditions : 542.72 LCY/hour <br />Optimal number of scrapers per push dozer : 2 Selected number of scrapers : 2 scraper(s) <br />Adjusted single scraper team (unit) houdy production : 1,085.44 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 1,085.44 LCY/hour <br />.,... <br />JOB TIME AND COST ~~ <br />Fleet size : 1 Team(s) Total job time : 16.72 Hours <br />Unit cost : 50.669 /LCY Total job cost : $12,134 <br />