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_ <br />2 <br />HOURLY PRODUCTION sheet 2 of 2 <br />Hauling Capacity: <br />Scraper Payload (weight) Basis: S craper Bowl (volume) Basis: <br />Material weight: 2,900 pounds /LCY <br />Material description : <br />De composed rock - 50% Rock, 50% Earth <br />Rated payload : 48,000 pounds <br />Payload capacity : 16.55 LCY <br />Cycle Time: <br />Scraper loading time * : 0.90 <br />Maneuver and spread time: 0.60 <br />* load time per scraper pair on push -pull models <br />Struck volume : <br />15.70 <br />LCY <br />Heaped volume: <br />21.00 <br />LCY <br />Average volume: <br />18.35 <br />LCY <br />Adjusted capacity : <br />16.55 <br />LCY * ** <br />hourly production reflects volume per scraper pair on push -pull models <br />Travel time: <br />Road condition description : Rutted dirt, little maintenance, no water, 2" tire penetration <br />Haul Route: <br />Seg. # <br />Job Condition Corrections : <br />Site altitude (ft.) : <br />6,750 <br />Total res. ( %) <br />Velocity (fpm) <br />Scraper <br />Push dozer <br />Source <br />minutes <br />Altitude adj.: <br />1.000 <br />NA <br />(Cat HB) <br />minutes <br />Job efficiency: <br />0.830 <br />NA <br />(Cat HB) <br />Net correction : <br />0.830 <br />NA <br />Travel time: <br />Road condition description : Rutted dirt, little maintenance, no water, 2" tire penetration <br />Haul Route: <br />Seg. # <br />Haul distance (feet) <br />Grade ( %) <br />Roll. res� ( %) <br />Total res. ( %) <br />Velocity (fpm) <br />Travel time (min.) ** <br />1 <br />1,000 <br />5.00 <br />5.00 <br />10.00 <br />1068 <br />0.98 <br />Haul time: <br />0.98 <br />minutes <br />Return route <br />1 <br />1,000 <br />-5.00 <br />5.00 <br />0.00 <br />2921 <br />0.44 <br />** travel time for each segment is adjusted for acceleration /deceleration. Return time: <br />0.44 <br />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) : <br />2.91 <br />minutes <br />Unadjusted unit production /hour : 681.61 LCY /hour * ** Adjusted for job conditions : <br />565.74 <br />LCY /hour <br />Optimal number of scrapers per push dozer: NA Selected number of scrapers : <br />2 <br />scraper(s) <br />Adjusted single scraper team (unit) hourly production : <br />565.74 <br />LCY /hour <br />Adjusted multiple scraper team (fleet) hourly production : <br />565.74 <br />LCY /hour <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) Total job time : <br />113.26 <br />Hours <br />Unit cost: $0. 763 /LCY Total job cost : <br />$48,896 <br />