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Truck/Loader Team Work cont'd Task #: 051 sheet 2 of 2 <br />Loadina Tool Cycle Time: Number of loading tool passes required to fill truck : 4 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 Dump: 0.100 <br />Wheel and track loaders - unadjusted basic loader cycle time ( load, maneuver, and duml . 0.600 minutes <br />Cycle Time Factors <br />Loading Condition Description <br />Factor (min.) <br />Source <br />Material :Material <br />118" to 314" diameter <br />-0.020 <br />(Cat HB) <br />Stockpile : <br />Conveyor or dozer piled 10 ft. high or less <br />0.010 <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 />Haul route : <br />Road <br />segment# <br />Net cycle time adjustment: <br />-0.090 <br />minutes <br />Total <br />resistance ( %) <br />Adjusted loader cycle time (total time per loader pass) : <br />0.510 <br />minutes <br />8 <br />Net load time per truck * : <br />1.630 <br />minutes <br />Truck Cycle Time: <br />bulk of 1st loader cycle completed during truck exchange if adj. loader cycle time < exchange time <br />671.19 <br />Truck exchange time * *: <br />0.60 minutes........ Adjusted for site altitude : <br />0.600 <br />minutes <br />Truck load time: <br />1.630 minutes........ Adjusted for site altitude : <br />1.630 <br />minutes <br />Truck maneuver and dump time: <br />1.00 minutes........ Adjusted for site altitude : <br />1.000 <br />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: <br />Road condition NA-user <br />1 Team(s) Total job time : <br />14.20 <br />Haul route : <br />Road <br />segment# <br />Haul distance <br />(miles) <br />Grade <br />res. ( %) <br />Rolling <br />res. ( %) <br />Total <br />resistance ( %) <br />Speed <br />(miles/hour) <br />Travel time <br />(minutes) <br />1 <br />8 <br />NA -user <br />NA -user <br />NA -user <br />35 <br />14.143 <br />671.19 <br />LCY /hr <br />Adjusted hourly single truck/loader team production : <br />671.19 <br />LCY /hr <br />Adjusted hourly multiple truck/loader team production : <br />671.19 <br />LCY /hr <br />JOB TIME AND COST <br />Fleet size : <br />1 Team(s) Total job time : <br />14.20 <br />Hours <br />Unit cost : <br />$4.255 /LCY Total job cost : <br />$40,555 <br />c <br />Return route : Haul time ** : 14.143 minutes <br />minutes <br />minutes <br />Loading tool unit production : <br />816.32 LCY /hour...... Adjusted for job efficiency: <br />677.55 <br />LCY /hour <br />Truck unit production : <br />57.76 LCY /hour...... Adjusted for job efficiency : <br />47.94 <br />LCY /hour <br />Optimal no. trucks /loading tool : <br />14 trucks........... Selected no. trucks /loader : <br />14 <br />trucks <br />Adjusted hourly truck team production : <br />671.19 <br />LCY /hr <br />Adjusted hourly single truck/loader team production : <br />671.19 <br />LCY /hr <br />Adjusted hourly multiple truck/loader team production : <br />671.19 <br />LCY /hr <br />JOB TIME AND COST <br />Fleet size : <br />1 Team(s) Total job time : <br />14.20 <br />Hours <br />Unit cost : <br />$4.255 /LCY Total job cost : <br />$40,555 <br />c <br />• travel time shown for each segment includes acceleration /deceleration adjustment Return time * *: 14.143 <br />•• total haul and return time shown includes altitude adjustment Total truck cycle time : 31.516 <br />