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Truck/Loader Team Work cont'd Task # : 20A sheet 2 of 2 <br />Loa <br />ding 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 : N <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 0.525 minutes <br />Cycle Time Factors <br />Loading Condition Description <br />Factor (min.) <br />Source <br />Material :Mixed <br />material <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 />Road <br />segment# <br />Net cycle time aolustment : <br />-v.uou <br />mluutes <br />Total <br />resistance ( %) <br />Adjusted loader cycle time (total time per loader pass) : <br />0.475 <br />minutes <br />3 <br />Net load time per truck * : <br />1.050 <br />minutes <br />Truck Cycle Time: <br />• bulk of 1st loader cycle completed during truck exchange if adj. loader cycle time < exchange time <br />trucks <br />Truck exchange time * *: <br />0.50 minutes........ Adjusted for site altitude : <br />0.500 <br />minutes <br />Truck load time: <br />1.050 minutes........ Adjusted for site altitude : <br />1.050 <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 < adj. loader cycle time (truck exchange completed during 1st loader cycle) <br />LCY /hr <br />. _ ._____ <br />JOB TIME AND COST <br />Truck travel (haul & return) time: <br />Road condition NA -user <br />Haul route : <br />1 <br />Team(s) Total job time: <br />95.72 <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 />3 <br />NA -user <br />NA -user <br />NA -user <br />20 <br />9.000 <br />trucks <br />Adjusted hourly truck team production : <br />104.47 <br />LCY /hr <br />Adjusted hourly single truck/loader team production : <br />104.47 <br />LCY /hr <br />Adjusted <br />hourly multiple truck/loader team production : <br />104.47 <br />LCY /hr <br />. _ ._____ <br />JOB TIME AND COST <br />Fleet size : <br />1 <br />Team(s) Total job time: <br />95.72 <br />Hours <br />Unit cost: <br />$7.723 <br />/LCY Total job cost: <br />$77,229 <br />Return route: Haul time ** : 9.000 minutes <br />minutes <br />minutes <br />Loading tool unit production : <br />415.16 <br />LCY /hour...... Adjusted for job efficiency : <br />344.58 <br />LCY /hour <br />Truck unit production : <br />31.47 <br />LCY /hour...... Adjusted for job efficiency : <br />26.12 <br />LCY /hour <br />Optimal no. trucks /loading tool : <br />13 <br />trucks........... Selected no. trucks /loader : <br />4 <br />trucks <br />Adjusted hourly truck team production : <br />104.47 <br />LCY /hr <br />Adjusted hourly single truck/loader team production : <br />104.47 <br />LCY /hr <br />Adjusted <br />hourly multiple truck/loader team production : <br />104.47 <br />LCY /hr <br />. _ ._____ <br />JOB TIME AND COST <br />Fleet size : <br />1 <br />Team(s) Total job time: <br />95.72 <br />Hours <br />Unit cost: <br />$7.723 <br />/LCY Total job cost: <br />$77,229 <br />' travel time shown for each segment includes acceleration /deceleration adjustment Return time * *: 9.000 <br />"'total haul and return time shown includes altitude adjustment Total truck cycle time : 20.450 <br />