Laserfiche WebLink
Truck Cycle Time <br />,.~_,..._,.,,,,,.,...,.,.ti.. <br />Exchange = 0.60 min. <br />• Load = -OY540 min. <br />Maneuver & dump = 1.00 min. <br />Travel Time (haul & return): <br />Sheet 3 of 3 <br />Adj. for altitude = 0.60 min. <br />" = 0.54 min. <br />" = 1.00 min. <br />Road cond. descr.:RuttedydrtM1road, little/noymaints,41Y2N4tireypenetratonM14 <br />Haul route <br />Road Length Grade Rolling Total Velocity Travel time <br />seg. # (ft) res.(%) res.(%) res.(%) (fpm) (min) <br />1 3960 5.00 5.00 10.00 920 4.38 <br />Haul time = 4.38 min. <br />Return route ------ <br />1 3960 -5.00 5.00 0.00 3520 1.37 <br />n <br />LJ <br />*lst & last seg. adj. for accel./decel. Return time = 1.3? <br />Total Truck Cycle Time = 7.89 <br />Loader Unit Prod.= 402.63 LCY/Hr -Adj. for efficiency= 334.18 <br />Truck Unit Prod.= 58.21 LCY/Hr -Adj. for efficiency= 48.31 <br />Optimal number of trucks per loading unit 7 <br />Selected number of trucks per loading unit: <br />Hourly truck team production <br />Net Hourly Truck/Loader Team Production <br />Net Hourly Multiple T/L Team Production <br />.OByCOST: <br />Fleet size 1 T/L Team(s) Total Job Time: <br />Unit Cost $1.427 /LCY Total Job Cost: <br />7 <br />338.20 <br />334.18 <br />334.18 <br />min. <br />min. <br />LCY/Hr <br />LCY/Hr <br />LCY/Hr <br />LCY/Hr <br />LCY/Hr <br />497.85 Hours <br />$237,444 <br /> <br />