Laserfiche WebLink
HOURLY PRODUCTION sheet 2 of 2 <br />Scraper Payload (weight) Basis <br />Material weight : 1,600 pounds/LCY <br />Material description <br />Coal -Bituminous, Raw <br />Rated payload : 48,000 pounds <br />Payload capacity : 30.00 LCY <br />Bowl (volume) Basis <br />Struck volume <br />Heaped volume <br />Average volume <br />Adjusted capacity <br />14.00 LC:Y <br />20.00 LCY <br />17.00 LCY <br />17.00 LCY *" <br />production reflects volume per suaper pair on push-pull models <br />Cvcle Time : Job Condition Corrections : Site altitude (ft.) : 7,500 <br /> Scraper Push dozer Source <br />Scraper loading time' : 0.40 minutes Altitude adj.: 1.000 1.000 (Cat HB) <br />Maneuver and spread time : 0.60 minutes Job efficiency : 0.830 0.830 (Cat HB) <br />• loatl time per scraper pair on push-pull models Net Correction : 0.830 0.830 <br />Travel time <br />Road condition description :Firm, smooth, rolling, dirUlt. surfaced, watered, maintained <br />Haul Route <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)" <br />1 1,500 2.00 3.00 5.00 2218 0.80 <br /> <br /> <br /> <br /> <br /> <br />Haul time <br />Return route <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 />Unadjusted unit production/hour : 421.60 LCY/hour'*' Adjusted for job conditions <br />Optimal number of scrapers per push dozer : 3 Selected number of scrapers <br />Adjusted single scraper team (unit) hourly production <br />Adjusted multiple scraper team (fleet) hourly production <br />Ex z~ 3 ~zo <br />l~ oz <br />0.80 <br />2.42 <br />349.92 <br />2 <br />699.85 <br />699.85 <br />minutes <br />minutes <br />minutes <br />LCY/hour <br />scraper(s) <br />LCY/hour <br />LCY/hour <br />v~3~ 6 <br />'• travel time for each segment is adjusted for acceleration/deceleration. Return time : 0.62 <br />