From: Seasonal Variation and Age-related Changes in the Relative Permittivity of Concrete Bridge Decks on Korea Expressways
Location
Areal percentage of potential E
Note
Bridge
Span
Lane
E < −350a
−350 ≤ E ≤ −200b
−200 < Ec
JB-3N
3
2
0.0
0.2
99.8
T1
4
27.9
71.6
0.5
T2
5
1
14.0
48.3
37.6
T3
JB-3S
100.0
T4
15.1
84.9
T5