Laserfiche WebLink
HOURLY PRODUCTION <br />Hauling Calaacity : <br />Scraper Payload (weight) Basis <br />Scraper Bowl (volume) Basis : <br />Haul time : 3.02 minutes <br />Material weight : 2,550 pounds/LCY Struck volume : 15.70 LCY <br />Material description : Heaped volume : 21.00 LCY <br />Earth - Dry packed Average volume : 18.35 LCY <br />Rated payload : 48,000 pounds Adjusted capacity : 18.35 LCY *** <br />Payload capacity : 18.82 LCY hourly production reflects volume per scraper pair on push-pull models <br />Cycle 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 scraper pair on push-pull models Net correction : 0.830 0.830 <br />Travel time : <br />Road condition description :Firm, smooth, rolling, dirNlt. surfaced, watered, maintained <br />Haul Route : <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)** <br />1 2,500 10.00 3.00 13.00 834 3.02 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Return route : <br />travel time for each segment is adjusted for acceleration/deceleration. Return time <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 : 223.99 LCY/hour *** Adjusted for job conditions <br />Optimal number of scrapers per push dozer : 6 Selected number of scrapers <br />Adjusted single scraper team (unit) hourly production <br />Adjusted multiple scraper team (fleet) hourly production <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) <br />Unit cost : $1.608 /LCY <br />RN-05 Exhibit 28-86 <br />sheet 2 of 2 <br />0.90 minutes <br />4.92 minutes <br />185.91 LCY/hour <br />2 scraper(s) <br />371.83 LCY/hour <br />371.83 LCY/hour <br />• <br />• <br />Total job time : 75.43 Hours • <br />Total job cost : $45,101 <br />(Revised 2/16/09)