Laserfiche WebLink
HOURLY PRODUCTION sheet 2 of 2 <br />Hauling Capacity <br />Basis <br />Material weight : 2,900 pounds/LCY <br />Material description <br />Decomposed rock - 50% Rock, 50% Earth <br />Rated payload : 48,000 pounds <br />Payload capacity : 16.55 LCY <br />Cvcle 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 />Bowl (volume) Basis <br />Struck volume : 14.00 LCY <br />Heaped volume : 20.00 LCY <br />Average volume : 1700 LCY <br />Adjusted rapacity : 16.55 LCY "` <br />hourly production reflects volume per scraper pair on push-pull models <br /> Job Condition Corrections : Site altitude (ft.) : 6,750 <br /> Scraper Push dozer Source <br />minutes Altitude adj.: 1.000 NA (Cat HB) <br />minutes Job efficiency : 0.830 NA (Cat HB) <br /> Net correction : 0.830 NA <br />Travel time <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 1,000 -15.00 5.00 -10.00 1749 0.69 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Haul time : 0.69 minutes <br />Return route <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) : 3.36 minutes <br />Unadjusted unit production/hour : 591.52 LCY/hour "' Adjusted for job conditions : 490.96 LCY/hour <br />Optimal number of scrapers per push dozer : NA Selected number of scrapers : 2 scraper(s) <br />Adjusted single scraper team (unit) hourly production : 490.96 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 490.96 LCY/hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) Total job time : 1.66 Hours <br />Unit cost : $0.835 /LCY Total job cost : $681 <br />''travel time for each segment is adjustetl for acceleration/tleceleration. Return time : 1.17 <br />