Nfa A550 over Grass Creek
FairObion County, Tennessee · 3.1 MI NW JCT SR5&SR89 · Structure no. 660A5500003
- Built
- 2002
- 23 years old
- Condition
- Fair
- inspected March 2023
- Type
- Box Beam or Girders - Multiple
- Concrete
- Length
- 29 ft
- 1 main span
- Daily traffic
- 40
- 2020 count
- Owner
- County
- County Highway Agency
About this bridge
Nfa A550 over Grass Creek is a concrete box beam or girders - multiple carrying Nfa A550 over Grass Creek in Obion County, Tennessee. It was built in 2002, so it is 23 years old, younger 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 40 vehicles a day, roughly 5% of them trucks, projected to reach 64 by 2041. The structure is 29 ft (8.7 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Nfa A550 over Grass Creek built?
It was built in 2002, making it 23 years old in 2025.
What condition is Nfa A550 over Grass Creek 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 March 2023.
How much traffic does Nfa A550 over Grass Creek carry?
About 40 vehicles per day (2020 count), of which roughly 5% are trucks.
How long is Nfa A550 over Grass Creek?
The structure is 29 ft (8.7 m) long with a longest span of 29 ft (8.7 m) and a deck 26 ft wide.
Who owns Nfa A550 over Grass Creek?
It is owned by the County Highway Agency.