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<. .:: <br />HOURLY PRODUCTION sheet 2 of 2 <br />Hauling Capacity <br />Scraper Payload (weight) Basis : Scraper Bowl (volume) Basis <br />Material weight : 2,550 pounds/LCY Struck volume : 14.00 LCY <br />Material description <br />Earth -Dry packed <br />Rated payload : 48,000 pounds <br />Payload capacity : 18.82 LCY <br />Heaped volume : 20.00 LCY <br />Average volume : 17.00 LCY <br />Adjusted capacity : 17.00 LCY **' <br />hourly production reflec4s volume per scraper pair on push-pull models <br />Cvcle Time : fob Condition Corrections : Site altitude (ft.) : 7,500 <br /> Scraper Push dozer Source <br />Scraper loading time * : 0.40 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 motlels Net Correction : 0.830 0.830 <br />Travel time <br />Road condition description :Firm, smooth, rolling, dirt/It. surfaced, watered, maintained <br />Haul Route <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)*' <br />1 5, 000 -6.00 3.00 -3.00 2938 1.75 <br /> <br /> <br /> <br /> <br /> <br />Haul time <br />Return route <br />table velocities are max. attainable per total resistance shown, not average <br />Total scraper team cycle time (load + haul + maneuver and spread + return) <br />Unadjusted unit production/hour : 187.89 LCY/hour "' Adjusted forjob conditions <br />Optimal number of scrapers per push dozer : 7 Selected number of scrapers <br />Adjusted single scraper team (unit) hourly production <br />Adjusted multiple scraper team (fleet) hourly production <br />• <br />1.75 minutes <br />minutes <br />5.43 minutes <br />155.95 LCY/hour <br />2 scraper(s) <br />311.90 LCY/hour <br />311.90 LCY/hour <br />~n Z~ L3-2$ l~/3~66 S~dZ <br />"travel time for each segment is atljusted for acceleration/deceleration. Return time : 2.67 <br />