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Truck/Loader Team Work cont'd Task # : 103 sheet 2 of 2 <br />Loading Tool Cvcle Time : Number of loading tool passes required to fill truck : 5 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 cycle time (load, maneuver, and dump) : 0.450 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 />Dump target :Nominal target ~ 0.000 (Cat HB) <br /> Net cycle time adjustment : -0.040 minutes <br /> Adjusted basic cycle time : 0.410 minutes <br />Net load time per truck (bulk of first loader pass completed during truck exchange) : 1.740 minutes <br />Truck Cvcle Time <br />Truck exchange time: 0.50 minutes........ Adjusted for site altitude : 0.50 minutes <br />Truck load time: 1.740 minutes........ Adjusted for site altitude : 1.79 minutes <br />Truck maneuver and dump time: 0.80 minutes........ Adjusted for site altitude : 0.80 minutes <br />Truck travel (haul 8 return) time: <br />Road condition description :Rutted dirt, little maintenance, no water, 1' fie penetration <br />Haul route <br />Road <br />seg. # Haul distance Grade <br />feet res. (%) Rolling Total <br />res. (%) resistance (%) i Speed <br />feeUminute Travel time' <br />(minutes) <br />1 200 0.00 4.00 4.00 2223 0.25 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Return ro ute : Haul time ": 0.25 <br />7 200 0.00 4.00 4.00 ~ 3320 <br />-- 0.20 <br /> i <br /> <br /> --- <br />--- r-- <br />-- <br /> ~ <br />-- r <br /> <br /> <br />ninutes <br />' first and last ssgmenu aaiustea M ecceiarab°Ntleceierati°n Retum time ". 0.20 minutes <br />time shorn ncl°Cw aaitud! atl~usunanr Total truck cycle time : 3.54 minutes <br />Loading tool unit production : 215.80 LCY/hour...... Adjusted for jab efficiency : 179.11 LCY/hour <br />Truck unit production : 139.87 LCY/hour...... Adjusted forjob efficiency : 116.09 LCY/hour <br />Optimal no. trucks/loading tool : 2 trucks........... Selected no. trucks/loader : 1 trucks <br /> Adjusted hourly truck team production : 116.09 LCY/hr <br /> Adjusted hourly single lruck/loader team production : 116.09 LCY/hr <br /> Adjusted hourly multiple truck/loader team production : 116.09 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) Total job time : 1.63 Hours <br />Unit cost : 51.269 /LCY Total job cost : $241 <br /> <br />