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Truck/Loader Team Work cont'd Task #: 025 sheet 2 of 2 <br />Loading Tool Cycle Time : Number of loading tool passes required to fill truck : 5 passes <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 <br />Maneuver : NA Dump : 0.100 <br />Wheel and track loaders - unadjusted basic loader cycle time ( load, maneuver, and dum f 0.650 minutes <br />Cycle Time Factors Loading Condition Description Factor (min.) Source <br />Material : No adjustment - factor not applicable 0.000 (Cat HB) <br /> <br />Stockpile : <br />No adjustment - factor not applicable <br />0.000 _ <br />(Cat HB) <br />Truck ownership : No adjustment - factor not applicable 0.000 (Cat HB) <br />Operation : No adjustment - factor not applicable 0.000 (Cat HB) <br />Dump target : No adjustment - factor not applicable 0.000 (Cat HB) <br /> Net cycle time adjustment : 0.000 minutes <br /> Adjusted loader cycle time (total time per loader pass) : 0.650 minutes <br /> Net load time per truck * : 2.700 minutes <br />Truck Cycle Time : • bulk of 1st loader cycle completed during truck exchange if adj. loader cycle time < exchange time <br />Truck exchange time **: 0.80 minutes........ Adjusted for site altitude : 0.800 minutes <br />Truck load time: 2.700 minutes........ Adjusted for site altitude : 2.700 minutes <br />Truck maneuver and dump time: 1.20 minutes........ Adjusted for site altitude : 1.200 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 :Rutted dirt, little maintenance, no water, 2" 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 2,630 8.00 5.00 13.00 620 4.282 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />minutes <br />[ravel time shown for each segment includes acceleration/deceleration adjustment Return time**: 0.789 minutes <br />total haul and return time shown includes altitude adjustment Total truck cycle time : 9.770 minutes <br />Loading tool unit production : 1,162.50 LCY/hour...... Adjusted for job efficiency : 918.38 LCY/hour <br />Truck unit production : 416.43 LCY/hour...... Adjusted for job efficiency : 328.98 LCY/hour <br />Optimal no. trucks/loading tool : 3 trucks........... Selected no. trucks/loader : 4 trucks <br /> Adjusted hourly truck team production : 1,315.91 LCY/hr <br /> Adjusted hourly single truck/loader team production : 918.38 LCY/hr <br /> Adjusted hourly multiple truck/loader team production : 918.38 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) Total job time : 6,146.21 Hours <br />Unit cost : $1.289 /LCY Total job cost : $7,274,805 <br /> <br />return route : Haul time ** - 4.2x2