Laserfiche WebLink
Wheel and track loaders -unadjusted basic loader cycle time (load, maneuver, and dumF 0.575 minutes <br />Cycle Time Factors Loading Condition Description Factor (min.) Source <br />Material: Mixed matena! 0.020 (Cet HB) <br />Stockpile : Conveyor or dozer piled 10 R. 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 HB) <br />• <br /> Net cycle lime adjustment : -0.050 minutes <br /> Adjusted loader cycle time (total time per loader pass) : 0.525 minutes <br /> Net load time per truck ' : 1.675 minutes <br />TfUCk QVGIe Time : ' bulk of 1st loatler cycle completed tluring truck exchange if atlj. loatler cycle ti me < exchange time <br />Truck exchange time ": 0.70 minutes........ Adjusted for site altitude : 0.700 minutes <br />Truck load lime: 1.675 minutes........ Adjusted for site altitude : 1.675 minutes <br />Truck maneuver and dump time: 1.10 minutes........ Adjusted for site altitude : 1.100 minutes <br />^ set at 0 if exchange time < atlj. loatler cycle time (buck exchange completetl tlurinq tat loatler cycle) <br />Truck travel (haul & return) time: Road condition :Rutted dirt, little maintenance, no water, 2"tire penetration <br />Haul route <br />Road <br />aegmemp Haul distance <br />(tact) Grade <br />res. (%) Rolling <br />res. (%) Total <br />resistance (%) Speed <br />(leet/minute) Travel time' <br />(minutes) <br />1 8,100 0.00 5.00 5.00 1741 4.834 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />minutes <br />minutes <br />minutes <br />I • <br />Loading tool unit production : 994.74 LCY/hour...... Adjusted for job efficiency : 825.63 LCYlhour <br />Truck unit production : 215.13 LCYlhour...... Adjusted for job efficiency : 178.56 LCY/hour <br />Optimal no. trucks/loading tool : 5 trucks........... Selected no. trucks/loader : 5 trucks <br /> Adjusted hourly truck team production : 892.79 LCYJhr <br /> Adjusted hourly single truck loader team production : 825.63 LCY/hr <br /> Adjusted hourly multiple truck/loader team production : 825.63 LCY/hr <br />JOB TIM_° PND COST <br />Fleet size : i Team(s) Total job time : 1.32 Hours <br />Unit cost : $1.684 ILCY Total job cost : $1,838 <br />Z3 -37 <br />• Vavel time shown tar each segment'mtlutles a<celerationltleceleration atlluslmenl Return time" 2.672 <br />^ mtai haul antl ratum time shown inGUtlea altilutle atljustment Total truck cycle time : 10.982 <br />