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Truck/LOader Team Work cont'd Task 1t : Oo1 sheet 2 of 2 <br />Loading7ool Cycle Time : Number of loading tool passes required to fill truck : 2 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.) <br />Load: NA Maneuver: NA <br />Wheel and track loaders -unadjusted basic cycle time (load, maneuver, and dump ) <br />Dump: 0.100 <br />i <br />0.500 minutes <br />Cycle Time Factors Loading Condition Description Factor (min.) Source <br />Material : Mixed material 0.020 (Cat HB) <br />Stockpile : Dumped by truck 0.020 (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 /> Nat Cycle fine aOJOSiment : -U.(M(/ minu[es <br /> Adjusted basic cycle time : 0.460 minutes <br />Net load time per truck (bulk of first loader pass compl eted during truck exchange) : 0.560 minutes <br />Truck Cycle Time <br />Truck exchange time: 0.50 minutes........ <br />Adjusted for sRe altitude : <br />0.50 <br />minutes <br />Truck load time: 0.560 minutes........ Adjusted for site altitude : 0.56 minutes <br />Truck maneuver and dump time: 0.80 minutes........ Adjusted for site altitude : 0.80 minutes <br />Truck travel (haul & return) time; <br />Road condition description <br />Haul route <br />Road <br />seg. # Haul distance <br />feet Grade <br />res. (%) Rolling <br />res. (%) <br />1 1,000 0.00 5.00 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Rewrn route : Haul time "" : 0.74 <br />1 1,000 0.00 5.00 5.00 3200 0.53 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />ninutes <br />first antl last segments adjustetl for aaelaretian/deceleration Return time " ~ 0.53 minutes <br />"time shown indudes altitutle adjustment Total truck cycle time : 3.13 minutes <br />Loading tool unit production : 466.98 LCY/hour...... Adjusted for job efficiency : 38759 LCY/hour <br />Truck unit production : 158.08 LCY/hour...... Adjusted for job efficiency : 131.21 LCY/hour <br />Optimal no. trucks7loading tool : 3 trucks........... Selected no. truckslbader : 2 trucks <br /> Adjusted hourly truck team production : 262.42 LCY/hr <br /> Adjusted hourly single trucWloader team production : 262.42 LCY/hr <br /> Adjusted hourly multiple truck/loader team production : 262.42 LCY/hr <br />c y~ , . ~~ ~/'[~ <br /> <br />h <br />.a` h r av C <br />k v, i 3k" ... i ty`y-...;.,, '~ yy's{{+ - ~ ~yy{~S 9 k f Y ~~~~rr~~ '- v'a• `'~ "~qL,u <br />~p <br />2 .:. <br />3 a:. eK' <br />x <br />~V• - <br />Vi <br />~ <br />T <br />4f4 <br />~X <br />3 <br />~S <br />~ <br />f '' <br />~~ <br />~ <br />y <br />~ .i~a{¢'+~+Y <br />• TL <br />JOB TIME AND COST .e #.. ~ <br />.XL1 <br />-. <br />.. <br />. <br />- <br />1~.1 <br />rv <br />. S <br />er . <br />s» <br />e . <br />.. <br />Fleet size : 1 Team(s) Total job time : 28.58 Hours <br />Unit cost : $0.665 /LCY Total job cost : $4,987 ~ <br /> <br />