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TrucWLoader Team Work cont'd Task # : osa <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 />-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 cycle time (load, maneuver, and dump ) <br />sheet 2 of 2 <br />4 passes <br />Dump: 0.100 <br />0.575 minutes <br />Cycle Time Factors Loading Condition Description Factor (min.) Source <br />Matedal: Material 6"and over diameter 0.030 (Cat HBJ <br />Stockpile : Conveyor or dozer piled 10 h. high and up 0.000 (Cat HB) <br />Truck ownership : Common ownership of bucks and loaders -0.040 (Cat HB) <br />Operation : Constant operation -0.040 (Cat HB) <br />Dump target : Nominal target 0.000 (Cat HBJ <br /> Net cycle time adjustment: -0.050 minutes <br /> Adjusted basic cycle time : 0.525 minutes <br />Net load time per truck (bulk of first loader pass completed during truck exchange) : 1.675 minutes <br />Truck Cycle Time <br />Truck exchange time: 0.60 minutes........ Adjusted for site altitude : 0.62 minutes <br />Truck load time: 1.675 minutes........ Adjusted for site altitude : 1.67 minutes <br />Truck maneuver and dump time: 1.00 minutes........ Adjusted for site altitude : 1.03 minutes <br />Truck travel (haul 8 return) time: <br />Road condition description :Rutted dirt, little maintenance, no wafer, 2" fire penetration <br />Haul route <br />Road <br />seg. # Haul distance <br />feet Grade <br />res. (%) Rolling <br />res. (%) Total <br />resistance (%) Speed <br />leet/minute Travel time' <br />(minutes) <br />1 1,200 -5.00 2.00 -3.00 3360 0.47 <br />2 3, 000 0.00 2.00 2.00 3280 0.91 <br />3 1,500 3.00 5.00 6.00 1177 1.31 <br /> <br /> <br /> <br /> <br /> <br />Return route : Haul time " : 277 <br />1 1,500 -3.00 5.00 2.00 3360 0.55 <br />2 3, 000 0.00 2.00 2.00 3360 0.89 <br />3 1,200 5.00 2.00 7.00 2743 0.54 <br /> <br /> <br /> <br /> <br /> <br />' first antl last segments adjustetl for acceleratioNtlecelerarion Return time " <br />rime snovm inclotles altirutle atljusrmanr Total truck cycle time <br />~ ne <br />ninutes <br />minutes <br />minutes <br />Loading tool unit production : 732.49 LCY/hour...... Adjusted for job efficiency : 60796 LCY/hour <br />Truck unit production : 206.41 LCV/hour...... Adjusted for job efficiency : 171.32 LCY/hour <br />Optimal no. trucks/loading tool : 4 trucks........... Selected no. trucks/loader : 4 trucks <br /> Adjusted hourly truck team production : 685.29 LCY/hr <br /> Adjusted hourly single truck/loader team production : 60796 LCY/hr <br /> Adjusted houdy multiple trucWloader team production : 607.96 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : <br />7 <br />Team(s) Total job time : <br />274.14 <br />Hours <br />Unit cost : $1.451 /LCY Total job cost : $241,831 <br />