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<br />HOURLY PRODUCTION'. <br />Scraper Cycle Time <br />Load = <br />Maneuver & spread = <br />Travel time (haul & return): <br />Haul route <br />~ Job Condition <br />~ Site altitude = <br />1 min. ~ <br />•--- ~ Alt. adjustment <br />0.6 min. ~ Job efficiency .. <br />.___ ~ <br />~ Net Correction <br /> <br />:orrection Factors <br />6000 ft. <br />0.97 <br />0.83 (1sh/d) <br />0.8051 <br />Road Length Grade Rolling Total Velocit y Travel ti me' <br />seg. # (ft) res.(%) res.(%) res.(%) (fpm) (min) <br />1 2000 -2.00 2.00 0.00 2640 0.90 <br />Haul time = 0.90 min. <br />Retum route ------------- <br />1 2000 2.00 2.00 4.00 2933 0.92 <br />'1st & last seg. adj. for accel./decel. Retum time = 0.92 min. <br />Total Cycle Time = 3.42 min. ) <br />------- ~ Machine Volume <br />Machine Payload ~ -------------- <br />---------^----- ~ Struck capacity = 21.00 <br />Materia{ weight = 2400.00 Ibs1LCY ) Heaped capacity = 31.00 <br />Mat description : ------- ~ <br />Sand -Dry, loose ) Average = 26.00 LCY <br />Rated payload....= 75,000 lbs. - ~ Adjusted volume = 26.00 LCY <br />Payload volume...= 31.25 LCY <br />Unadjusted production per scraper or push-pull pair : 913.59 LCYlhr <br />Adjusted production .................................: -- 735.53 LCYlhr <br />Adjusted hourly fleet production ................... .: 735.53 LCY/hr <br />JOB COST: -- ------- <br />Fleet size : 2 Scraper(s) Total Job Time: 220.65 Hours <br />