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Truck/Loader Team Work cont'd Task # : 026 sheet 2 of 2 <br /> <br /> <br /> Loadlna 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 : NA Maneuver : NA Dump : 0.100 <br /> Wheel and track loaders -unadjusted basic loader cycle time (load, maneuver, and dumF 0.575 minutes <br />Cycle Time Factors Loading Condhion Description Factor (min.) Source <br />Material : Mixed matedal 0.020 (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 HB) <br /> <br />I• <br /> Net cycle time 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 CVCIB TInIB : 'bulk of isl loetler cycle completed during truck exchange II adj. loader cyGe time < ezMange time <br />Trutt exchange time ": 0.70 minutes........ Adjusted for site altitude : 0.700 minutes <br />Truck load time: 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 el g H exUwge Imro < ~. loader cyrAe lima (WCk exchange eomplelae euring tat loaner cycle) <br />Truck travel (haul & return) time: Road condition :Rutted dirt, little maintenance, no water, 2"fire penetration <br />Haul route <br />Road <br />segmentp Haul distance <br />(feat) Grade <br />res. (°/a) Rolling <br />res. (%) Total <br />resistance (°/a) Speed <br />(feet/minute) Travel time' <br />(minutes) <br />1 700 ti.00 5.00 16.00 526 1.345 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Return foute <br />Haul time " <br />5.00 -6.00 3512 <br />1.345 minutes <br />0.254 <br />• travel lime shovm for each segment irrAUees eocaleratiaVdecelarali°n atlrystment Return time": <br />"total haul end velum 11me shame ineludes altitude atljmlment Total truck cycle time <br />0.254 minutes <br />5.074 minutes <br />Loading tool unit production : 994.74 LCYmour...... Adjusted for job efficiency : 825.63 LCY/hour <br />Truck unit production : 465.62 LCY/hour...... Adjusted for job efficiency : 386.47 LCY/hour <br />Optimal no. trucksfloading tool : 2 trucks........... Selected no. trucks loader : 2 trucks <br /> Adjusted hourly truck team production : 772.93 LCY/hr <br /> Adjusted houdy single lrucWloader team production : 772.93 LCY/hr <br /> Adjusted hourly multiple lrucWloader team production : 772.93 LCYlhr <br />''av r ~~ y .. L~Wi%2.`SZi k8 <br />: <br />":: vf~ <br />t <s <br />#K~a~" <br />' <br />~ <br />f <br />..,, <br />. <br />,lOB TIME AND COST . <br />... <br />. .,c <br />.no <br />Fleet size : 1 Team(s) Total job time : 7.20 Hours <br />Unit cest : $1.227 /LCY Total job cost : $6,832 <br />Z3 _~ 7 <br />