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Truck/Loader Team Work cont'd Task # : 027 sheet 2 of 2 <br />Loading Tool Cvcle Time : Number of loading tool passes required to fill truck : ~ 4 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 Dump : 0.100 <br />Wheel and track loaders -unadjusted basic loader cycle time (toad, maneuver, and duml 0.625 minutes <br />Cycle Time Factors Loading Condition Description Factor (min.) Source <br />Material : Material 3/4" to 6" diameter 0.000 (Cat HB) <br />Stockpile : Conveyor or dozer piled 10 ft. high or less 0.010 (Cat HB) <br />Truck ownership : Common ownership of trucks and loaders -0.040 (Cat HB) <br />Operation : Constant operation -0.040 (Cat HB) <br />Dump target : Nominal target 0.000 (Cat Ht3) <br /> Net cycle time adjustment : -0.070 minutes <br /> Adjusted loader cycle time (total time per loader pass) : 0.555 minutes <br /> Net load time per truck * : 1.765 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 '*: 0.70 minutes........ Adjusted for site altitude : 0.700 minutes <br />Truck load time: 1.765 minutes........ Adjusted for site altitude : 1.765 minutes <br />Truck maneuver and dump time: 1.10 minutes........ Adjusted for site altitude : 1.100 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 :Firm, smooth, rolling, dirF/It. surfaced, watered, maintained <br />Haul route <br />Road <br />segment # Haul distance Grade <br />res. (%) Rolling <br />res. (%) Total <br />resistance (%) Speed Travel time' <br />(minutes) <br />1 3, 000 -2.50 3.00 0.50 3569 1.205 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Keturn route <br />Haul time "' : 1.205 minutes <br />'travel time shown for each segment includes acceleration/deceleration adjustment Return time"": 1.207 minutes <br />'• total haul and return time shown includes altitude adjustment Total truck cycle time : 5.977 minutes <br />Loading tool unit production : 1,013.18 LCY/hour...... Adjusted forjob efficiency : 840.94 LCY/hour <br />Truck unit production : 417.85 LCY/hour...... Adjusted forjob efficiency : 346.81 LCY/hour <br />Optimal no. trucks/loading tool : 2 trucks........... Selected no. trucks/loader : 2 trucks <br /> Adjusted hourly truck team production : 693.63 LCY/hr <br /> Adjusted hourly single truck/loader team production : 693.63 LCY/hr <br /> Adjusted hourly multiple truck/loader team production : 693.63 LCY/hr <br />JOB TIME AND COST :.:.:.:.:............... ............................................................................................................. .......................... ................... <br />.......... <br />Fleet size : 1 Team(s) Total job time : 5.68 Hours <br />Unit cost : $1.779 /LCY Total job cost : $7,012 <br />