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NOV 24 '97 04:32PM DMG DURANGO FIELD OFFICE P.6i7 <br /> HOURLY PRODUCTION: Sheet 2 of 3 <br /> =MMMM <br /> Job Condition Corrections <br /> ------------------------- Truck,/Load Team Support 8quipment <br /> Truck Loader Load Area Dump Area <br /> Alt. 9.500 ft. -r-r«------r------------------------------ <br /> Alt. adjustment . . .. .. .. . . . 1.000 0.930 N/A N/A <br /> aab efficiency . . . (lsh/d) 0.830 0,830 X/A X/A <br /> -------- -------- -------- -------- <br /> Net Corrections s 0.830 0.772 N/A N/A <br /> Load Equipment Capacity <br /> Rated capacity _ 4_500 LCY (nominal heaped) <br /> -------- pill material description! <br /> aucicet fill factor 0.900 Other - soil, boulders, roots W-100%) <br /> Adjusted capacity _ 4.050 LCY <br /> Truck Capacity <br /> -------------- <br /> Weight Basis: ( Volume Basis: <br /> ( <br /> material weight = 2,700 lbs/LCY ( Struck capacity = 9.00 <br /> Aftt. description --------- ( Reaped capacity 10.00 <br /> Earth - vet excavated ------- <br /> ------------------------------------ Average - 9 .00 LCY <br /> Rated payload = 26,000 lbs. ( ------- <br /> Payload volume . 9.63 LCY Max. Avg. Volume . 9.00 LCY <br /> Adj. truck volume based on discreet no. of loader passes 8.10 LCY <br /> Load Equipment Cycle Time <br /> ------------------------- <br /> Number of discreet leader passes required to fill truck 2 <br /> Track loaders- ------- <br /> Load material description: N/A <br /> ----r ----------- ---------.M----r--------- <br /> Excavators/Shovels - circle time vs. job condition rating: N/A <br /> selected value within basic rating N/A <br /> ------------ <br /> Track loaders - basic cycle time elements: Load time N/A min. <br /> Maneuver time = N/A <br /> Dump time = 0.09 <br /> Unadjusted Basic Cycle time 0.500 min. <br /> Mheel/Track loaders- ------ <br /> Cycle Time Factors: Description Factor (min.) <br /> ------ ----------------- -------------------------------------------- <br /> Material -mixed material 0.020 <br /> Pilo condition -Conveyor or dozer piled 101h or lose 0.010 <br /> Truck Ownership -Common ownership of trucks & loaders -0.040 <br /> Operation -Constant operation -0.040 <br /> Target -Nominal target 0.000 <br /> Net cycle time adj. _ -0.050 Sin. <br /> Adjusted Basic Cycle Time 0.450 min. <br /> Total load time per truck Incl. exchange time adj.* 0.540 min. <br /> *(bulk of 1st pass completed during truck exchange) ----«--- <br />