2008-08-26_PERMIT FILE - C1981013

• Permit No: C1981013
• IBM Index Class Name: Permit File
• Doc Date: 8/26/2008
• Section_Exhibit Name: Exhibit 19 Bond Calculations
• Media Type: D
• Archive: No

Truck/Loader Team Work conYd Task # : 005 sheet 2 of 2
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Isoadirw Tool Cvcle Ttme : Number of loading tool passes required to fill truck : Passes
Excavators and front shovels -machine cyt:le time vs. job condition rating : NA
-selected value within basic rating : NA
Track loaders -material descr.: NA
- cyGe time elements (min.) :i
Load : NA
Maneuver: NA
Dump : 0.100
Wheel and track loaders -unadjusted basic loader cycle time (load, maneuver, and duml 0.500 minutes
Cycle Time Factors Loading Condition Description Factor (min.) Source
Material : Mixed material 0.020 (Cat H8)
Stockpile : Dumped by truck 0.020 (Cat HB)
Truck ownership : Common ownership of trucks and loaders -0.040 (Cat HB)
Operation : Constant operation -0.040 (Cat HB)
Dump target : Nominal target 0.000
n nwn (Cat HB)
mdec
Net cyGe Dme aalusunrsrn . v...-.~ ......-.-_
Adjusted loader cycle time (total time per loader pass) : 0.460 minutes
Net load time per truck ' : 1.020 minutes
Track Cycle Time : • a+u~ a tst wde ~~d d'a"'g ""d` e"`~"~'r ~. bar cyae tip < exchange time
Truck exchange time *`: 0.50 minutes........ Adjusted for site altitude : 0.500 minutes
Truck load time: 1.020 minutes........ Adjusted for site altitude : 1.020 minutes
Truck maneuver and dump time: 0.80 minutes........ Adjusted for site altitude : 0.800 minutes
'• set at 0 'd exchange time < adj. loader cyGe time (truck exchange Completed during 1st loader cycle)
little maintenance, no water, 2° are penetration
Road condition :Rutted dirt
Truck travel (haul 8 return) time:
u...d .....,e ,
RoadM,
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1 v Haul distance

500 Grade
res. (96)
8.00 Rolling
res. (°r6)
5.00 Total
resistance (°k)
13.00 Speed

834 Travel time
{minutes)
0.807
2 250 6.00 5.00 11.00 1018 0.247

o~..........to
Haul time •` : 0.854
.v ~...v 250 -6.00 5.00 -1.00 2938 0.127
2 500 -8.~ 5.00 -3.tN1 2938 0.114

• travel time shove, ror earn segment incwdea aoceleratioNdeceleration a~s6nant
•• total haul end reuun time shave includes aNitude edlustment

minutes
minutes
Total truck cycle time : 3.416 minutes
Loading tool unit production : 325.88 LCY/hour...... Adjusted for job efficiency : 270.30 LCY/hour
Truck unit production : 144.92 LCY/hour...... Adjusted for job efficiency : 120.28 LCY/hour
Optimal no. trudcs/loading tool : 2 trucks........... Selected no. trudcs/loader : 1 trucks
Adjusted hourly truck team production : 120.28 LCY/hr
Adjusted hourly single trutic/loader team production : 120.28 LCY/hr
Adjusted hourly multiple Wcclloader team production : t 20.28 LCY/hr
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J0j3 TIME AND COST
Fleet size : 1 Team(s) Total job time : 6.49 Flours
Unit cost : x2.373 /LCY Total job cost : a1,~
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SL-06 Exhibit 19- 9 Revised 8-9-2008