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Truck/Loader Team Work cont'd Task #: 004 <br />sheet 2 of 2 <br />Loading Tool Cycle Time: Number of loading tool passes required to fill truck : 3 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 />Haul distance <br />(feet) <br />Grade <br />res. ( %) <br />Rolling <br />res. ( %) <br />- cycle time elements (min.) : <br />Load . NA Maneuver: NA <br />Dump: <br />0.100 <br />Wheel and track loaders - unadjusted basic loader cycle time ( load, maneuver, and duml <br />0.525 <br />minutes <br />Cycle Time Factors <br />Loading Condition Description <br />Factor (min.) <br />Source <br />Material :Material <br />118" to 3/4" 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 :Nominal <br />target <br />0.000 <br />(Cat HB) <br />1 <br />Net cycle time adjustment: <br />-0.090 <br />minutes <br />Unit cost: <br />Adjusted loader cycle time (total time per loader pass) : <br />0.435 <br />minutes <br />Net load time per truck * : <br />0.970 <br />minutes <br />Truck Cycle Time : <br />*bulk of 1st loader cycle completed during truck exchange if adl loader cycle time < exchange time <br />Truck exchange time * *: <br />0.50 minutes........ Adjusted for site altitude : <br />0.500 <br />minutes <br />Truck load time: <br />0.970 minutes........ Adjusted for site altitude : <br />0.970 <br />minutes <br />Truck maneuver and dump time: <br />0.90 minutes........ Adjusted for site altitude : <br />0.900 <br />minutes <br />"set at 0 if exchange time < adl loader cycle time (truck exchange completed during 1st loader cycle) <br />Return route: <br />Truck travel (haul 8 return) time: <br />Road condition : Rutted dirt, little maintenance, <br />no water, 2" tire penetration <br />Haul route : <br />0.293 <br />1 <br />500 <br />Road <br />segment # <br />Haul distance <br />(feet) <br />Grade <br />res. ( %) <br />Rolling <br />res. ( %) <br />Total <br />resistance ( %) <br />Speed <br />(feet/minute) <br />Travel time <br />(minutes) <br />1 <br />500 <br />0.00 <br />5.00 <br />5.00 <br />2218 <br />0.293 <br />trucks <br />Adjusted hourly truck team production : <br />330.32 <br />LCY /hr <br />Adjusted hourly single truck/loader team production : <br />322.05 <br />LCY /hr <br />Adjusted <br />hourly multiple truck/loader team production : <br />322.05 <br />LCY /hr <br />JOB TIME AND COST <br />Fleet size : <br />1 <br />Team(s) Total job time: <br />5.72 <br />Hours <br />Unit cost: <br />$0.722 <br />/LCY Total job cost : <br />$1,330 <br />Return route: <br />Haul time ** : <br />0.293 <br />1 <br />500 <br />0.00 <br />5.00 <br />500 <br />2814 <br />0.203 <br />ninutes <br />travel time shown for each segment includes acceleration /deceleration adjustment Return time * *: 0.203 minutes <br />"total haul and return time shown includes altitude adjustment Total truck cycle time : 2.866 minutes <br />Loading tool unit production: <br />388.01 <br />LCY /hour...... Adjusted for job efficiency : <br />322.05 <br />LCY /hour <br />Truck unit production : <br />198.99 <br />LCY /hour...... Adjusted for job efficiency : <br />165.16 <br />LCY /hour <br />Optimal no. trucks /loading tool : <br />2 <br />trucks........... Selected no. trucks /loader : <br />2 <br />trucks <br />Adjusted hourly truck team production : <br />330.32 <br />LCY /hr <br />Adjusted hourly single truck/loader team production : <br />322.05 <br />LCY /hr <br />Adjusted <br />hourly multiple truck/loader team production : <br />322.05 <br />LCY /hr <br />JOB TIME AND COST <br />Fleet size : <br />1 <br />Team(s) Total job time: <br />5.72 <br />Hours <br />Unit cost: <br />$0.722 <br />/LCY Total job cost : <br />$1,330 <br />