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~C <br />HOURLY PRODUCTION sheet 2 of 2 <br />• <br />• <br />Hauling Canaci <br />Basis <br />Material weigh : 1,600 pounds/LCY <br />Material description <br />Coal -Bituminous, Raw <br />Rated payload : 48,000 pounds <br />Payload capacity : 30.00 LCY <br />Travel time <br />Road condition description :Firm, smooM, rolling, dirtAf. surfaced, watered, maintained <br />Haul Route ; <br />icraper Bowl (volume) Basis <br />Struck volume : 14.00 LCY <br />Heaped volume : 20.00 LCY <br />Average volume : 17.00 LCY <br />Adjusted capacdy : 17.00 LCY "` <br />tpudy production reflects vdume f>er stxaper Pair on push-pull models <br />Cvcle Time : b Condition Corrections : Site attitude (ft.) : 7,500 <br /> Scraper Push dozer Source <br />Scraper loading time ` : 0.40 minutes Altitude adj.: 1.000 1.000 (Cat H8) <br />Maneuver and spread time : 0.60 minutes Job etfidenq . 0.830 0.830 (Cat HB) <br />• wad trine per soreper patr on pusn-p,n mmeta Net correction : 0.830 0.830 <br />Seg. # Haul distance (feet) Grade (%) Roll, res. (%) Total res. (%) Veltxaty (fpm) Travel time (min.)" <br />1 1,800 3.00 3.00 6.00 1855 1.08 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Retum route <br />Haul time : 1.06 minutes <br />-travel nine for agar segment'rs atljustetl for axHeretiorr/deceleradon. Retum time <br />table veloaees are maz. adainaWe Per total resistance shown. rot average <br />Total scraper team cyde flme goad + haul + maneuver and spread + return) <br />Unadjusted unft production/hour : 368.53 LCYAIOUr "• Adjusted for job condftions <br />Optimal number of scrapers per push dozer : 3 Selected number of scrapers <br />Adjusted single scraper team (unit) houry production <br />Adjusted multiple scraper team (fleet) hourly production <br />J08 TIME AND COST <br />Fleet size : 1 Team(s) <br />Undcost: 50.937 lLCY <br />Total job time <br />Total job cost <br />0.71 minutes <br />2.77 minutes <br />30588 LCY/hour <br />2 scraper(s) <br />611.77 LCY/hour <br />611.77 LCY/hour <br /> <br />13.95 Hours <br />Ex htbtfi' ~- zo ~-Lo -atS <br />