EP 1110-1-8
(Vol. 12)
31 July 03
5. OPERATING COST (Continued)
e.
Tire Wear Cost: (Use current price levels. See Appendix F)
(1)
Front Tires (FT):
[1.5 x (FT Cost)] / [1.8 x (FT Wear Factor) x (Maximum Tire Life Hours)]
[1.a.(9)(a)]
[1.c.(9)(a)]
[Appendix G]
[1.5 x ($0.00
)] / [1.8 x (0.00
) x (0
/hr)]
0.00 /hr
=$
(2)
Drive Tires (DT):
[1.5 x (DT Cost)] / [1.8 x (DT Wear Factor) x (Maximum Tire Life Hours)]
[1.a.(9)(b)]
[1.c.(9)(b)]
[Appendix G]
[1.5 x ($7,076.00
)] / [1.8 x (0.42
) x (3,200
/hr)]
4.39 /hr
=$
(3)
Trailing Tires (TT):
[1.5 x (TT Cost)] / [1.8 x (TT Wear Factor) x (Maximum Tire Life Hours)]
[1.a.(9)(c)]
[1.c.(9)(c)]
[Appendix G]
)] / [1.8 x (0
) x (0
/hr)]
[1.5 x ($0.00
0.00 /hr
=$
4.39 /hr
(4)
Total Tire Wear Cost:
Total [5.e.] =$
[Sum 5.e.(1) through 5.e.(3)]
f.
Tire Repair Cost:
(Total Tire Wear Cost) x 0.15 x (LAF)
[5.e.(4)]
[Appendix B]
($4.39
/hr) x 0.15 x (1.18
)
Total [5.f.] =$
0.78 /hr
38.99 /hr
g.
TOTAL HOURLY OPERATING COST:
TOTAL [5.] =$
[Sum 5.a. through 5.f.]
Figure 3-1. Total Hourly Rate Calculation for Overage Equipment
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