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Material description <br />Earth - Dry packed <br />Rated payload : 75,000 pounds <br />Payload capacity: 29.41 LCY <br />Cycle Time : <br />Scraper loading time * : 1.00 <br />Maneuver and spread time : 0.60 <br />* load time per scraper pair on push-pull models <br />Heaped volume : <br />Average volume : <br />Adjusted capacity : <br />34.00 LCY <br />29.00 LCY <br />29.00 LCY *** <br />hourly production reflects volume per scraper pair on push-pull models <br />lob Condition Corrections : Site altitude (ft.) : 6,500 <br />Scraper Push dozer Source <br />minutes Altitude adj.: 1.000 NA (Cat HB) <br />minutes Job efficiency : 0.830 NA (Cat HB) <br />Net correction : 0.830 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 />1 775 -8.00 4.00 -4.00 2972 0.33 <br />2 Z500 -3.00 4.00 1.00 2952 0.85 <br />3 1,500 -5.00 5.00 0.00 2965 0.51 <br /> <br /> <br /> <br /> <br /> <br />Return route : <br />Haul time : 1.69 minutes <br />1 1,500 5.00 5.00 10.00 1476 1.07 <br />2 Z500 3.00 4.00 7.00 2240 1.19 <br />3 775 8.00 4.00 12.00 1327 0.50 <br /> <br /> <br /> <br /> <br /> <br />travel time for each segment is adjusted for acceleration/deceleration. Return time : 2.76 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) : 6.05 minutes <br />Unadjusted unit production/hour : 575.41 LCY/hour ** Adjusted for job conditions : 477.59 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 : 477.59 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 955.18 LCY/hour <br /> <br />:....: ,:::. <br />JOB TIME AND COST <br />Fleet size : 2 Team(s) Total job time : 52.26 Hours <br />Unit cost : $1.848 /LCY Total job cost : $92,229 <br />