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W X. <br />:::. <br />x.; . <br />RM <br />H <br />OURLY PRODUCTION sheet 2 of 2 <br />Hauling Capacity : <br />Scraper Payload (weight) Basis : Scraper Bowl (volume) Basis : <br />Material weight : 2, 550 pounds/LCY <br />Material description <br />Earth - Dry packed <br />Rated payload : 75,000 pounds <br />Payload capacity :___i9.41 LCY <br />Cycle Time : <br />Scraper loading time 1.00 minutes <br />Maneuver and spread time : 0.60 minutes <br />load time per scraper pair on push-pull models <br />Travel time : <br />Road condition description <br />Haul Route : <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.) : 6,500 <br /> Scraper Push dozer Source <br />Altitude adj.: 1.000 NA (Cat HB) <br />Job efficiency : 0.830 NA (Cat HB) <br />Net correction : 0.830 NA <br />Rutted dirt little maintenance, no water, I" tire penetration <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)** <br />1 400 -3.00 4.00 1.00 2952 0.35 <br />2 700 -2.00 5.00 3.00 2800 0.26 <br />3 1,500 2.00 4.00 6.00 1477 0.67 <br />4 1,250 1.50 4.00 5.50 1477 0.85 <br /> <br /> <br /> <br /> <br />Haul time <br />minutes <br />Return route : <br />1 1,250 -1.50 4.00 2.50 2949 0.57 <br />2 1,500 -2.00 4.00 2.00 2960 0.51 <br />3 700 2.00 5.00 7.00 2240 0.21 <br />4 400 3.00 4.00 7.00 2240 0.18 <br /> <br /> <br /> <br /> <br />" travel time for each segment is adjusted for acceleration/deceleration. Return time : 1.46 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) : 5.19 minutes <br />Unadjusted unit production/hour : 670.35 LCY/hour *** Adjusted for job conditions : 556.39 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 : 556.39 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 1,112.78 LCY/hour <br /> <br />JOB TIME AND COST <br />Fleet size : 2 Team(s) Total job time : 30.66 Hours <br />Unit cost : $1.586 /LCY Total job cost : $54,121 <br /> <br />2.13