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Truck/Loader Team Work conVd Task #: 31c sheet 2 of 2 <br />Loading Tool Cycle Time: Number of loading tool passes required to fill truck : 1 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 <br />NA Maneuver: NA <br />Dump: 0.100 <br />Wheel and track loaders - unadjusted basic loader cycle time ( load, maneuver, and dumK 0.600 minutes <br />Cycle Time Factors <br />Loading Condition Description <br />Factor (min.) <br />Source <br />Material : <br />M __ aterial 6" and over diameter <br />0.030 <br />(Cat HB) <br />Stockpile : <br />No adjustment - factor not applicable <br />0.000 <br />(Cat HB) <br />Truck ownership : <br />Common ownership of trucks and loaders <br />-0.040 <br />(Cat HB) <br />Operation : <br />Constant operation <br />-0.040 <br />(Cat HB) <br />Dump target <br />Nominal target <br />0.000 <br />(Cat HB) <br />Road <br />segment# <br />Net cycle time aajusimem : <br />-u. voL/ <br />iim1utua <br />Total <br />resistance ( %) <br />Adjusted loader cycle time (total time per loader pass) : <br />0.550 <br />minutes <br />1,200 <br />Net load time per truck * : <br />0.550 <br />minutes <br />Truck Cycle Time: <br />• bulk of 1 st loader cycle completed during truck exchange if adj. loader cycle time <br />< exchange time <br />LCY /hr <br />Truck exchange time " ": <br />0.00 minutes........ Adjusted for site altitude : <br />0.000 <br />minutes <br />Truck load time: <br />0.550 minutes........ Adjusted for site altitude : <br />0.550 <br />minutes <br />Truck maneuver and dump time: <br />0.80 minutes........ Adjusted for site altitude : <br />0.800 <br />minutes <br />•• set at 0 if exchange time < adj. loader <br />cycle time (truck exchange completed during 1 st loader cycle) <br />1 Team(s) Total job time : <br />0.17 <br />Truck travel (haul & return) time: <br />Road condition : Rutted dirt, little maintenance, no water, 2" tire penetration <br />$0.827 /LCY Total job cost: <br />$46 <br />Road <br />segment# <br />Haul distance <br />Grade <br />res. ( %) <br />Rolling <br />res. ( %) <br />Total <br />resistance ( %) <br />Speed <br />Travel time <br />(minutes) <br />1 <br />1,200 <br />5.00 <br />5.00 <br />10.00 <br />1068 <br />1.140 <br />321.40 <br />LCY /hr <br />Adjusted hourly single truck/loader team production : <br />321.40 <br />LCY /hr <br />Adjusted hourly multiple truck/loader team production : <br />321.40 <br />LCY /hr <br />JOB TIME AND COST <br />Fleet size : <br />1 Team(s) Total job time : <br />0.17 <br />Hours <br />Unit cost : <br />$0.827 /LCY Total job cost: <br />$46 <br />Rafi,rn rniita • Haul time " : 1.140 minutes <br />minutes <br />minutes <br />Loading tool unit production : <br />687.27 LCY /hour...... Adjusted for job efficiency : <br />570.44 <br />LCY /hour <br />Truck unit production : <br />129.08 LCY /hour...... Adjusted for job efficiency: <br />107.13 <br />LCY /hour <br />Optimal no. trucks /loading tool : <br />5 trucks........... Selected no. trucks /loader : <br />3 <br />trucks <br />Adjusted hourly truck team production : <br />321.40 <br />LCY /hr <br />Adjusted hourly single truck/loader team production : <br />321.40 <br />LCY /hr <br />Adjusted hourly multiple truck/loader team production : <br />321.40 <br />LCY /hr <br />JOB TIME AND COST <br />Fleet size : <br />1 Team(s) Total job time : <br />0.17 <br />Hours <br />Unit cost : <br />$0.827 /LCY Total job cost: <br />$46 <br />• travel time shown for each segment includes acceleration /deceleration adjustment Keturn time - - : V.4J.V <br />•'total haul and return time shown includes altitude adjustment Total truck cycle time : 2.929 <br />