Laserfiche WebLink
Truck/Loader Team Work cont'd Task # • 005 <br />Loading Tool Cycle Time : Number of loading tool passes required to fill truck <br />Excavators and front shovels -machine cycle time vs job condition rating : NA <br />Track loaders - material descr. : NA <br />3 <br />- selected value within basic rating : NA <br />- cycle time elements (min.) : Load : NA <br />Maneuver NA <br />Wheel and track loaders - unadjusted basic loader cycle time ( load, maneuver, and dumr <br />sheet 2 of 2 <br />passes <br />Dump . 0 100 <br />0 625 minutes <br />Cycle Time Factors <br />Loading Condition Description <br />Factor (min) <br />Source <br />Material : <br />Mixed material <br />0 020 <br />(Cat HB) <br />Stockpile . <br />Conveyor or dozer piled 10 ft high and up <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 />No adjustment - factor not applicable <br />0 000 <br />(Cat HB) <br />Dump target . <br />Nominal target <br />0 000 <br />(Cat HB) <br />Truck Cycle Time : <br />Truck exchange time **: <br />Truck load time' <br />Truck maneuver and dump time. <br />Net cycle time adjustment • <br />Adjusted loader cycle time (total time per loader pass) • <br />Net load time per truck * <br />-0 020 <br />0.605 <br />1.815 <br />* bulk of 1st loader cycle completed during truck exchange if adj loader cycle time < exchange time <br />0 70 minutes Adjusted for site altitude : <br />1 815 minutes Adjusted for site altitude • <br />1 10 minutes Adjusted for site altitude . <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 />Haul route : <br />minutes <br />minutes <br />minutes <br />0.700 minutes <br />1 815 minutes <br />1100 minutes <br />Road condition • Firm. smooth, rolling, dirt/It surfaced, watered, maintained <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 />2.440 <br />0.00 <br />3 00 <br />3.00 <br />2983 <br />1 372 <br />Return route : <br />Haul time ** • <br />1.372 <br />1 <br />2,440 <br />0 00 <br />3.00 <br />3 00 <br />3569 <br />0 911 <br />* travel time shown for each segment includes acceleration/deceleration adjustment <br />**total haul and return time shown includes altitude adjustment <br />Loading tool unit production • <br />Truck unit production • <br />Optimal no. trucks/loading tool • <br />Return time**. <br />Total truck cycle time <br />0.911 <br />5.898 <br />minutes <br />minutes <br />minutes <br />885 69 LCY/hour Adjusted for job efficiency : 735 12 LCY/hour <br />377 67 LCY/hour.... Adjusted for job efficiency : 313 47 LCY/hour <br />2 trucks......... Selected no. trucks/loader : 2 trucks <br />Adjusted hourly truck team production • 626 94 LCY/hr <br />Adjusted hourly single truck/loader team production • 626 94 LCY/hr <br />Adjusted hourly multiple truck/loader team production . 626.94 LCY/hr <br />JOB TIME AND COST <br />Fleet size 1 Team(s) <br />Unit cost . $1.405 /LCY <br />Total job time : <br />Total job cost <br />239.26 Hours <br />$210,712 <br />