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NOV 24 '97 04:31PM DMG DURANGO FIELD OFFICE P.3/7 <br /> HOURLY PRODUCTIONt Shoat 2 of 3 <br /> ..----------mmmaw <br /> Job Conditions Corrections <br /> -----.»-..»--------------- Truck/Load Team Support squipment <br /> Truck Loader Load Area Dump Area <br /> Alt. - 9,500 ft. ---------------------------------------- <br /> Alt. adjustment ....... . . . . 1.000 0.930 N/A N/A <br /> Job efficiency . . . (lsh/d) 0.830 0.030 N/A N/A <br /> ----- ------ -------- -------- <br /> met Corrections 0.830 0.772 N/A N/A <br /> -------- -------- -------- ---- <br /> Load Nquipment Capacity <br /> ---------------- <br /> Rated capacity 4.500 LCY (nominal heaped) <br /> --------- Hill material description: <br /> Bucket fill factor % 0.900 Other - soil, boulders, roots (80-100%) <br /> -------- ------------------------------- »------ <br /> Adjusted capacity . 4.030 LCY <br /> Track Capacity <br /> - �weight Basin: ( volume Haais: <br /> Material weight . 2,700 lb$/LCY ( Struck capacity 8.00 <br /> Mat. description »»»»»»»» Heaped capacity = 10.00 <br /> Earth - Net excavated ------- <br /> ....---------»»»-.»....------ -.- ---------- Average s 9.00 LCY <br /> Rated payload 26,000 lbs. ------- <br /> Payload volume M 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 /> ~Number of discreet loader passes required to fill truck 2 <br /> Track loaders- ------- <br /> Load material description; N/A <br /> .-.-.-----------.----------------»»_..--------- <br /> Sxcavators/shovels - cycle time vs. job condition rating: N/A <br /> - selected value 'within basic rating : N/A <br /> Track loaders - basic cycle time elements% Load time . NIA min. <br /> Maneuver time = NIA <br /> Dusts time m 0.09 <br /> unadjusted Basic Cycle time = 0.500 min. <br /> Wheel/Track loaders- ------- <br /> Cycle Time Factors: Description Factor (min.) <br /> ---------------------------------------------------------------------- <br /> material -NJ-ed material 0.020 <br /> Pile conditions -Conveyor or dozer piled 101h or legs 0.010 <br /> Truck Ownership -Common ownership of trucks a loaders -0.040 <br /> Operation -Constant operation -0.040 <br /> Target -Nominal target 0.000 <br /> ~~ »»»»~ » Net cycle time adj. a -0.050 min. <br /> Adjusted Basic Cycle Time = 0.450 min. <br /> Total load time per truck incl. exchange time adj.* 0.540 min. <br /> *(bulk of lot pass completed during truck a:change) ---»----- <br />