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Truck/Loader Team Work conVd Task #: 004 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 />- cycle time elements (min.) : Load <br />NA Maneuver: NA <br />Wheel and track loaders - unadjusted basic loader cycle time ( load, maneuver, and duml <br />Dump: 0.100 <br />0.600 minutes <br />Cycle Time Factors <br />Loading Condition Description <br />Factor (min.) <br />Source <br />Material : <br />Material 6" and over diameter <br />0.030 <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 />-0.040 <br />minutes <br />Total <br />resistance ( %) <br />Adjusted loader cycle time (total time per loader pass) : <br />0.560 <br />minutes <br />260 <br />Net load time per truck * : <br />1.680 <br />minutes <br />Truck Cycle Time: <br />bulk of 1st loader cycle completed during truck exchange if adj. loader cycle time < exchange time <br />2 <br />Truck exchange time * *: <br />0.00 minutes........ Adjusted for site altitude : <br />0.000 <br />minutes <br />Truck load time: <br />1.680 minutes........ Adjusted for site altitude : <br />1.680 <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 1 st loader cycle) <br />Fleet size : <br />1 Team(s) Total job time : <br />Truck travel (haul & return) time: <br />Road condition : Soft, rutted dirt, no maintenance or water, 4" tire penetration <br />Haul route <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 />260 <br />0.00 <br />5.00 <br />5.00 <br />2218 <br />0.232 <br />2 <br />1,440 <br />11.50 <br />3.00 <br />14.50 <br />734 <br />1.692 <br />3 <br />550 <br />0.00 <br />8.00 <br />8.00 <br />1381 <br />0.422 <br />Fleet size : <br />1 Team(s) Total job time : <br />88.65 <br />Hours <br />Unit cost : <br />$1.284 /LCY Total job cost: <br />$47,839 <br />return route: <br />Haul time ** : 2.346 minutes <br />1 <br />550 <br />0.00 <br />8.00 <br />8.00 <br />2202 <br />0.272 <br />2 <br />1,440 <br />-11.50 <br />3.00 <br />-8.50 <br />2938 <br />0.211 <br />3 <br />260 <br />0.00 <br />5.00 <br />5.00 <br />2814 <br />0.093 <br />Adjusted hourly multiple truck/loader team production : <br />420.19 <br />LCY /hr <br />JOB TIME AND CO ...........:............................. <br />S <br />....... ................................................................................................................. <br />............................... <br />Fleet size : <br />1 Team(s) Total job time : <br />88.65 <br />Hours <br />Unit cost : <br />$1.284 /LCY Total job cost: <br />$47,839 <br />travel time shown for each segment includes acceleration/deceleration adjustment Return time * *: 0.576 minutes <br />"total haul and return time shown includes altitude adjustment Total truck cycle time : 5.502 minutes <br />Loading tool unit production : <br />506.25 LCY /hour...... Adjusted for job efficiency : <br />420.19 <br />LCY /hour <br />Truck unit production : <br />154.58 LCY /hour...... Adjusted for job efficiency : <br />128.30 <br />LCY /hour <br />Optimal no. trucks /loading tool : <br />3 trucks........... Selected no. trucks /loader : <br />4 <br />trucks <br />Adjusted hourly truck team production : <br />513.21 <br />LCY /hr <br />Adjusted hourly single truck/loader team production : <br />420.19 <br />LCY /hr <br />Adjusted hourly multiple truck/loader team production : <br />420.19 <br />LCY /hr <br />JOB TIME AND CO ...........:............................. <br />S <br />....... ................................................................................................................. <br />............................... <br />Fleet size : <br />1 Team(s) Total job time : <br />88.65 <br />Hours <br />Unit cost : <br />$1.284 /LCY Total job cost: <br />$47,839 <br />