Nfa B856 over Sinking Creek
GoodWashington County, Tennessee · In Johnson City at CO Li. · Structure no. 900B5390001
- Built
- 1984
- 41 years old
- Condition
- Good
- inspected May 2024
- Type
- Culvert
- Concrete Continuous
- Length
- 34 ft
- 2 main spans
- Daily traffic
- 1,000
- 2020 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
Nfa B856 over Sinking Creek is a concrete continuous culvert carrying Nfa B856 over Sinking Creek in Washington County, Tennessee. It was built in 1984, so it is 41 years old, younger than the Tennessee average of 47.4 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 1,000 vehicles a day, roughly 1% of them trucks, projected to reach 1,600 by 2042. The structure is 34 ft (10.3 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Nfa B856 over Sinking Creek built?
It was built in 1984, making it 41 years old in 2025.
What condition is Nfa B856 over Sinking Creek in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.
How much traffic does Nfa B856 over Sinking Creek carry?
About 1,000 vehicles per day (2020 count), of which roughly 1% are trucks.
How long is Nfa B856 over Sinking Creek?
The structure is 34 ft (10.3 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.
Who owns Nfa B856 over Sinking Creek?
It is owned by the City or Municipal Highway Agency.