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n: Y.i'i:::SiS::i:p>:.\!:6'•}i; j:: iii `S:.• •i C?i C;;?;' <br />nl y <br />.......... .n .......................... n.......... .....n..r...........................•a. r.............. ..... n............ :....... :.......... ........:.:.n.... n...r ./.?.:)>:...,::....n. <br /> x...nnr-2.:...... r...... r....v ..... :.. <br />HOURLY PRODUCTION sheet 2 of 2 <br />Hauling Capacity <br />Scraper Payload (weight) Basis : Scraper Bowl (volume) Basis : <br />Material weight : 2,100 pounds/LCY <br />Material description <br />Shale <br />Rated payload : 48,000 pounds <br />Payload capacity : 22.86 LCY <br />Struck volume : 14.00 LCY <br />Heaped volume : 20.00 LCY <br />Average volume : 17.00 LCY <br />Adjusted capacity : 17.00 LCY ••• <br />hourly production reflects volume per scraper pair on push-pull models <br />Cycle Time : Job Condition Corrections: Site altitude (k): 5,000 <br /> Scraper Push dozer Source <br />Scraper loading time : 1.50 minutes Altitude adj. 1.000 NA (Cat HB) <br />Maneuver and spread time : 0.60 minutes Job efficiency 0.830 NA (Cat HB) <br />" load time per scraper pair on push-pull models Net correction ' 0.830 NA <br />Travel times <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 />1 700 0.00 5.00 5.00 2218 0.46 <br />2 200 5.00 5.00 10.00 1068 -0.04 <br /> <br /> <br /> <br /> <br /> <br /> <br />Return route : <br />Haul time : 0.42 minutes <br />1 200 -5.00 5.00 0.00 2921 0.16 <br />2 700 0.00 5.00 5.00 2814 0.25 <br /> <br /> <br /> <br /> <br /> <br /> <br />•• bavel time for each segment is adjusted for acceleratiorUdeceleration. Return time : 0.41 minutes <br />tabte velocities are max. attainable per total resistance shown, not average <br />Total scraper team cycle time (load + haul + maneuver and spread + return) : 2.93 minutes <br />Unadjusted unit productionihour : 347.90 LCY/hour •.. Adjusted for job conditions : 288.76 LCY/hour <br />Optimal number of scrapers per push dozer : NA Selected number of scrapers : 3 scraper(s) <br />Adjusted single scraper team (unit) hourly production : 868.28 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 866.28 LCY/hour <br />::;zz..... :<° <br />:::::............: ............ : ..................................:...........:..........................................r <br />........ .......... .............. k . <: <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) Total job time : 242.42 Hours <br />Unit cost : $1.288 /LCY Total job cost : $270,427