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Cycle Time Factors <br />Loading Condition Description <br />Factor (min.) <br />Source <br />Material :NA <br />Speed <br />(feet/minute) <br />NA <br />NA <br />Stockpile : <br />A <br />NA <br />NA <br />Truck ownership :NA <br />1.234 <br />NA <br />NA <br />Operation : <br />A <br />NA <br />NA <br />Dump target :NA <br />NA <br />NA <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 />Traveldime * <br />(minutes) <br />1 <br />2,150 <br />0. 00 <br />3.00 <br />3.00 <br />2983 <br />1.234 <br />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 : AVERAGE <br />- selected value within basic rating : AVERAGE <br />Track loaders - material descr. : NA <br />- cycle time elements (min.) : Load : NA <br />Return route : <br />1 <br />• travel time shown for each segment includes acceleration/deceleration adjustment <br />"total haul and return time shown includes altitude adjustment <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) <br />Unit cost : $1.449 /LCY <br />Maneuver : NA <br />Wheel and track loaders - unadjusted basic loader cycle time ( load, maneuver, and dun4 NA minutes <br />Net cycle time adjustment : <br />Adjusted loader cycle time (total time per loader pass) : <br />Net load time per truck* : <br />0.440 <br />2.200 <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: 2.200 minutes Adjusted for site altitude : 2.200 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, dirtAt. surfaced, watered, maintained <br />Haul route : <br />Haul time ** : <br />1. <br />2,150 <br />0.00 <br />3.00 <br />3.00 <br />3569 <br />0.819 <br />Total job cost : $15,770 <br />sheet 2 of 2 <br />passes <br />Dump : 0.100 <br />minutes <br />minutes <br />minutes <br />minutes <br />Return time"": 0.819 minutes <br />Total truck cycle time : 6.052 minutes <br />Loading tool unit production : 795.26 LCY /hour Adjusted for job efficiency : 660.06 LCY /hour <br />Truck unit production : 381.05 LCY /hour Adjusted for job efficiency : 316.27 LCY /hour <br />Optimal no. trucks /loading tool : 2 trucks Selected no. trucks /loader : 2 trucks <br />Adjusted hourly truck team production : 632.54 LCY /hr <br />Adjusted hourly single truck/loader team production : 632.54 LCY /hr <br />Adjusted hourly multiple truck/loader team production : 632.54 LCY /hr <br />Total job time : 17.20 Hours <br />