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HOURLY PRODUCTION: <br />_________________ ~ Job Condition Correction Factors <br />Scraper Cycle Time I _____________________ ___________ <br />------------------ ~ Site altitude = 5700 ft. <br />Load = 1 min. ~ -- --------- <br /> ------- ~ plt. adjustment .. 0.97 <br />Nenewer 8 spread = 0.6 min. ~ Job efficiency ... 0.83 (1sh/d) <br /> <br />Travel time (haul 8 ___-____ <br />return): I <br />~ __ <br />Net Correction _____---- <br />0.8051 <br />Haul route <br />Raad Length Grade Rolling Total Velocity Travel times <br />seg. # (ft) res.(X) res.(X) res.(X) (fpm) (min) <br />1 450 0.00 4.00 4.00 2502 0.38 <br />Haul tine = 0.38 min. <br />Return route ------------- <br />7 450 0.00 4.00 4.00 2933 0.33 <br />*1st 8 last sag, adj. for accel./decal. Return time = 0.33 min. <br />Total Cycle Time = 2.32 min. <br />------- ~ Machine Volume <br />Machine Payload ~ -------------- <br />--------------- ~ Struck capacity = 21.00 <br />Material weight = 2550.00 lbs/LCY ~ Heaped capacity = 31.00 <br />Mat, description ------- ~ -- --------- <br />Earth -Dry packed ~ Average = 26.00 LCY <br />_______._____________________________ <br />Rated pay load....= 75,000 lbs. I __ <br />~ Adjusted volume = _________ <br />26.00 <br />LCY <br />_______ <br />Payload volume...= 29.47 LCY I __ _________ <br />Unadjusted production per scraper or push-pull pair <br />-- 673.51 <br />--- LCY/hr <br />Adjusted production ............... ..................: 542.24 LCY/hr <br />Adjusted hourly fleet production .. ..................: 542.24 LCY/hr <br />JOB COST: <br />Fleet size 7 Scraper(s) To[al Job Time: 2.18 Hours <br />Unit Cost 50.404 /LCY Total Job Cost: 5478 <br />