Paving and Lining

The following table provides additional service life for applied paving and lining (SL
l
) for use in Equation14-1.
Post-applied Paving and Lining Guide to Anticipated Service Life Add-On
Paved Or Lined
Interior
Exterior
Abrasion Level (SL
LL
)
Level 1
Level 2
Level 3
Level 4
Bituminous Paved Invert
25
25
25
0
N/A
Concrete Paved Invert
40
40
40
25
N/A
100% Bituminous Lined
25
25
25
0
N/A
100% Concrete Lined
50
50
50
35
N/A