Nfa A186 over Nfa A186/I40
FairMadison County, Tennessee · 2.2 MI NE JCT SR1&SR20 · Structure no. 57I00400045
- Built
- 1964
- 61 years old
- Condition
- Fair
- inspected April 2023
- Type
- Tee Beam
- Concrete Continuous
- Length
- 275 ft
- 4 main spans
- Daily traffic
- 50
- 2020 count
- Owner
- State
- State Highway Agency
About this bridge
Nfa A186 over Nfa A186/I40 is a concrete continuous tee beam carrying Nfa A186 over Nfa A186/I40 in Madison County, Tennessee. It was built in 1964, so it is 61 years old, older than the Tennessee average of 47.4 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 50 vehicles a day, roughly 4% of them trucks, projected to reach 80 by 2041. The structure is 275 ft (83.8 m) long and 28 ft wide. If it were closed, the detour would be 65.9 mi (106 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Nfa A186 over Nfa A186/I40 built?
It was built in 1964, making it 61 years old in 2025.
What condition is Nfa A186 over Nfa A186/I40 in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.
How much traffic does Nfa A186 over Nfa A186/I40 carry?
About 50 vehicles per day (2020 count), of which roughly 4% are trucks.
How long is Nfa A186 over Nfa A186/I40?
The structure is 275 ft (83.8 m) long with a longest span of 82 ft (25 m) and a deck 28 ft wide.
Who owns Nfa A186 over Nfa A186/I40?
It is owned by the State Highway Agency.