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2009-06-18_PERMIT FILE - C1981018A
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2009-06-18_PERMIT FILE - C1981018A
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Last modified
8/24/2016 3:47:55 PM
Creation date
8/13/2009 1:59:20 PM
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Template:
DRMS Permit Index
Permit No
C1981018A
IBM Index Class Name
Permit File
Doc Date
6/18/2009
Doc Name
Reclamation Cost Estimate
Section_Exhibit Name
Illustration 47
Media Type
D
Archive
Yes
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Truck/Loader Team Work cont'd Task 028 sheet 2 of 2 <br />Loading Tool Cycle 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 loader cycle time (load, maneuver, and dumF 0.600 minutes <br />Cycle Time Factors Loading Condition Description Factor (min.) Source <br />Material : Mixed material 0.020 (Cat H <br />B) <br /> <br />Stockpile : <br />Conveyor or dozer piled 10 ft. high or less <br />0.010 _ <br />_ <br />(Cat HB) <br /> <br />Truck ownership : <br />Common ownership of trucks and loaders <br />-0.040 _ <br />(Cat HB) <br />Operation : Constant operation -0.040 (Cat HB) <br />Dump target : Nominal target 0.000 (Cat HB) <br />• <br />I 1 <br />J <br /> Net cycle time adjustment : -0.050 minutes <br /> Adjusted loader cycle time (total time per loader pass) : 0.550 minutes <br /> Net load time per truck * : 2.300 minutes <br />Truck Cvcle Time : 'bulk of 1st loader cycle completed during truck exchange if adj. loader cycle time < exchange time <br />Truck exchange time **: 0.60 minutes........ Adjusted for site altitude : 0.600 minutes <br />Truck load time: 2.300 minutes........ Adjusted for site altitude : 2.300 minutes <br />Truck maneuver and dump time: 1.00 minutes........ Adjusted for site altitude : 1.000 minutes <br />" set at 0 if exchange time < adj. loader cycle time (truck exchange completed during 1st loader cycle) <br />Truck travel (haul & return) time: Road condition : Very hard, smooth, asphalt or concrete, no lire penetration <br />Haul route : <br />Road <br />segment# Haul distance <br />(feet) Grade <br />res. (%) Rolling <br />res. (%) Total <br />resistance (%) Speed <br />(feet/minute) Travel time <br />(minutes) <br />1 6,800 3.00 1.20 4.20 2051 3.582 <br />2 10,000 -2.00 1.20 -0.80 3893 2.648 <br />- <br /> <br /> <br /> <br /> <br /> <br />Ketum route : <br />Haul time ** • 6.230 minutes <br />1 10,000 2.00 1.20 3.20 4074 2.814 <br />2 6,800 -3.00 1.20 -1.80 4254 2.423 <br /> <br /> <br /> <br /> <br /> <br /> <br />travel time shown for each segment includes acceleration/deceleration adjustment Return time**: 5.237 minutes <br />total haul and return time shown includes altitude adjustment Total truck cycle time : 15.367 minutes <br />Loading tool unit production : 633.62 LCY/hour...... Adjusted for job efficiency : 525.91 LCY/hour <br />Truck unit production : 119.58 LCY/hour...... Adjusted for job efficiency : 99.24 LCY/hour <br />Optimal no. trucks/loading tool : 5 trucks........... Selected no. trucks/loader : 4 trucks <br /> Adjusted hourly truck team production : 396.99 LCY/hr <br /> Adjusted hourly single truck/loader team production : 396.99 LCY/hr <br /> Adjusted hourly multiple truck/loader team production : 396.99 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Team(s) Total job time : 121.75 Hours <br />Unit cost : $1.753 /LCY Total job cost : $84,722
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