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<br />HOURLY PRODUCTION sheet 2 of 2 `
<br />Hauling CaoaciN
<br />Basis
<br />Material weight : 2,100 poundslLCY
<br />Material description
<br />Earth -Loam
<br />(volume) Basis
<br />SVOCK vOlOnle : 24.00 L(:Y
<br />Heaped volume : 34.00 LCY
<br />Average volume : 29.00 LCY
<br />Adjusted capacity : 29.00 LCY •"
<br />Rated payload : 75,000 pounds
<br />Payload capacity : 35.71 LCY
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<br />hourly pmtluctlon rellecb vdume per scraper pair on puah-pull nadala
<br />Cvcle Time : ob Condition Corrections : Site attitude (ft.) : 5, 700
<br /> Scraper Push dozer Source
<br />Scraper loading time' : 0.60 minutes Altitude adj.. 1.000 1.000 (Cat HB)
<br />Maneuver and spread time : 0.70 minutes Job efficiency : 0.830 0.830 (Cat HB)
<br />'bee tlme per scraper pair on push-pull moeela Net COrtedlOn : 0.830 0.830
<br />Travel time
<br />Road condition description :Firm, smooth, rolling, dirt/!t. surtaced, watered, maintained
<br />Haul Route
<br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)"
<br />1 1,200 1.25 3.00 4.25 1667 0.85
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<br />Haul time : 0.85 minutes
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<br />Return route
<br />1 1,200 -1.25 3.00 1.75 2914 0.59
<br />"travel tlme for each aepment>s aejustee for acoekntlon/eeceleratlon. Return time : 0.59 minutes
<br />tabb velocHba era max. attalnede per total rpiatance shovm, not average
<br />Total scraper team cycle time (load + haul + maneuver and spread + return) : 2.75 minutes
<br />Unadjusted unit produdionlttour : 633.33 LCY/hour "' Adjusted forjob conditions : 525.66 LCY/hour
<br />Optimal number of scrapers per push dozer : 2 Seleded number of scrapers : 2 scraper(s)
<br />Adjusted single scraper team (unft) hourty produdion : 1,051.32 LCYlhour
<br />Adjusted muhiple scraper team (fleet) howdy produdion : 1,051.32 LCY/hour
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<br />JOB TIME AND COST
<br />Fleet size : 1 Team(s) Total job time : 20.70 Hours
<br />Unit cost : $0.571 /LCY Total job cost : $12,422
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<br />(Revised 24May07) Attachment 3.02.2-2-50
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