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Truck/Loader Team Work cont'd Task #: BAC <br />Loadinq Tool Cycle Time : Number of loading tool passes required to fill truck <br />Excavators and front shovels -machine cycle time vs. job condition rating : NA <br />- selected value within basic rating : NA <br />Track loaders - material descr.: NA <br />- cycle time elements (min.) : Load : NA Maneuver : NA <br />Wheel and track loaders - unadjusted basic loader cycle time ( load, maneuver, and dumr 0.550 minutes <br />Cycle Time Factors Loading Condition Description Factor (min.) Source <br />Material : Mixed material 0.020 (Cat HB) <br />Stockpile : Dumped by truck 0.020 (Cat HB) <br />Truck ownership : Independently owned trucks 0.040 (Cat HB) <br />Operation : Constant operation -0.040 (Cat HB) <br />Dump target : Nominal target 0.000 (Cat HB) <br /> Net cycle time adjustment : 0.040 minutes <br /> Adjusted loader cycle time (total time per loader pass) : 0.590 minutes <br /> Net load time per truck * : 1.180 minutes <br />Truck Cycle Time : • bulk of 1 st loader cycle completed during truck exchange if adj. loader cycle time < exchange time <br />Truck exchange time **: 0.00 minutes........ Adjusted for site altitude : 0.000 minutes <br />Truck load time: 1.180 minutes........ Adjusted for site altitude : 1.180 minutes <br />Truck maneuver and dump time: 0.90 minutes........ Adjusted for site altitude : 0.900 minutes <br />-set at 0 if exchange time < adj. loader cycle time (truck exchange completed during 1st loader cycle) <br />Truck travel (haul & return) time: Road condition : Very hard, smooth, asphalt or concrete, no tire penetration <br />Haul route : <br />Road <br />segment# Haul distance <br />(feet) Grade <br />res. (%) Rolling <br />res. (%) Total <br />resistance (%) Speed <br />(feet/minute) Travel time " <br />(minutes) <br />1 6,000 0.00 1.20 1.20 2895 2.164 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Return route : Haul time ** : 2.164 minutes <br />travel time shown for each segment includes acceleration/deceleration adjustment Return time**: 2.085 minutes <br />•` total haul and return time shown includes altitude adjustment Total truck cycle time : 6.329 minutes <br />Loading tool unit production : 419.49 LCY/hour...... Adjusted for job efficiency : 348.18 LCY/hour <br />Truck unit production : 78.22 LCY/hour...... Adjusted for job efficiency : 64.92 LCY/hour <br />Optimal no. trucks/loading tool : 5 trucks........... Selected no. trucks/loader : 5 trucks <br /> Adjusted hourly truck team production : 324.60 LCY/hr <br /> Adjusted hourly single truck/loader team production : 324.60 LCY/hr <br /> Adjusted hourly multiple truck/loader team production : 324.60 LCY/hr <br />' :::::.............. <br />JOB TIME AND COST ................... ........................................................................................ ............................ ............................. <br />Fleet size : 1 Team(s) Total job time : 40.05 Hours <br />Unit cost : $2.437 /LCY Total job cost : $31,684 <br />