Laserfiche WebLink
Truck/Loader Team Work cont'd Task # : 034 <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 : AVERAGE <br />-selected value within basic rating : AVERAGE <br />Track loaders - material descr.: NA <br />- cycle time elements (min.) : Load : NA <br />Maneuver : NA Dump: 0.100 <br />Wheel and track loaders - unadjusted basic loader cycle time ( load, maneuver, and dumr NA minutes <br />Cycle Time Factors Loading Condition Description Factor (min.) Source <br />Material : NA NA NA <br />Stockpile: NA NA NA <br />Truck ownership : NA NA NA <br />Operation : NA NA NA <br />Dump target : NA NA NA <br /> Net cycle time adjustment : rvH muwtcs <br /> Adjusted loader cycle time (total time per loader pass) : 0.321 minutes <br /> Net load time per truck * : 0.742 minutes <br />Truck Cycle Time : *bulk of 1st loader cycle completed during truck exchange if adj. loader cycle time < exchange time <br />Truck exchange time **: 0.50 minutes........ Adjusted for site altitude : 0.500 minutes <br />Truck load time: 0.742 minutes........ Adjusted for site altitude : 0.742 minutes <br />Truck maneuver and dump time: 0.80 minutes........ Adjusted for site altitude : 0.800 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: Road condition : Rutted dirt, little maintenance, no water, 2" tire penetration <br /> <br />Road <br />segment# Haul distance <br />(feet) Grade <br />res. (%) Rolling <br />res. (%) Total <br />resistance (%) Speed <br />(feetlminute) Travel time <br />(minutes) <br />1 1,200 8.00 5.00 13.00 834 1.447 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />travel time shown for each segment includes acceleration/deceleration adjustment Return time": 0.476 <br />* total haul and return time shown includes altitude adjustment Total truck cycle time : 3.965 <br />minutes <br />minutes <br />minutes <br />Loading tool unit production : 402.17 LCY/hour...... Adjusted for job efficiency : 333.80 LCY/hour <br />Truck unit production : 125.98 LCY/hour...... Adjusted for job efficiency : 104.57 LCY/hour <br />Optimal no. trucks/loading tool : 3 trucks........... Selected no. trucks/loader : 3 trucks <br /> Adjusted hourly truck team production : 313.70 LCY/hr <br /> Adjusted hourly single truck/loader team production : 313.70 LCY/hr <br /> Adjusted hourly multiple truck/loader team production : 313.70 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) Total job time : 4.98 Hours <br />Unit cost : $1.037 /LCY Total job cost : $1,622 <br />sheet 2 of 2 <br />passes <br />Return route : naul ume : ?.v4i