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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 />Rated payload : 48,000 pounds <br />Payload capacity : 18.82 LCY <br />Material description <br />Earth -Dry packed <br />Heaped volume <br />Average volume <br />Adjusted capacity <br />Cvcle Time <br />Scraper loading time `: 0.40 minutes <br />Maneuver and spread time : 0.60 minutes <br />'load time per scaper pair on push-pull models <br /> <br />20.00 LCY <br />17.00 LCY <br />17.00 LCY "* <br />hourly production reflects volume per scraper pair on push-pull models <br />I r_r. n__.r.:..., r...._...:....... cae ~w.~ sae ra t ~ ~ ann <br /> Scraper Push dozer Source <br />Altitude adj.: 1.000 1.000 (Cat HB) <br />Job efficiency : 0.830 0.830 (Cat HB) <br />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 /> <br /> <br />Haul time : 1.75 minutes <br />Return route <br />minutes <br />[able 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 for job 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 />JOB TIME AND COST <br />• Fleet size : 1 Team(s) Total lob time <br />Unit cost $1.753 /LCY Total lob cost <br />~X z~ % -3 9 0 ~ ~ ~ <br />5.43 minutes <br />155.95 LCY/hour <br />2 scraper(s) <br />311.90 LCY/hour <br />311.90 LCY/hour <br />......................................................... <br />11.00 Hours <br />$6,013 <br />~iw~~a6 SLOZ <br />"travel time tar each segment is adjusted for aa:eieration/deceleration. Return time : 2.67 <br />