Laserfiche WebLink
HOURLY PRODUCTION sheet 2 of 2 <br />• Hauling Capacity <br />Scraper Payload (weight) Basis : Scraper Bowl (volume) Basis <br />Material weight : 1,600 pounds/LCY Struck volume : 14.00 LCY <br />Material description <br />Coal -Bituminous, Raw <br />Rated payload : 48,000 pounds <br />Payload capacity : 30.00 LCY <br />Heaped volume : 20.00 LCY <br />Average volume : 17.00 LCY <br />Adjusted capacity : 17.00 LCY "' <br />howdy production reflects volume per scraper pair onpush-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 />'load time per scaper pair on push-pull models Net correction : 0.830 0.830 <br />Travel time <br />Road condition description :Firm, smooth, rolling, dirt/It. surfaced, watered, maintained <br />Haul Route <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)" <br />1 1,600 3.00 3.00 6.00 1855 0.95 <br /> <br /> <br /> <br /> <br />• <br />Haul time : 0.95 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) <br />Unadjusted unit production/hour : 393.60 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 />• <br />2.59 <br />326.69 <br />2 <br />653.38 <br />653.38 <br />minutes <br />LCY/hour <br />scraper(s) <br />LCY/hour <br />LCY/hour <br />t~X' 2~ ~-~ So~/? U~63~6 SLOz <br />"travel time for each segment is adjusted for acceleretion/deceleration. RetUfn time : 0.64 <br />