I81 Ll over Gap Creek
FairGreene County, Tennessee · N. of Bulls Gap Exit · Structure no. 30I00810020
- Built
- 1970
- 55 years old
- Condition
- Fair
- inspected July 2024
- Type
- Culvert
- Concrete Continuous
- Length
- 31 ft
- 2 main spans
- Daily traffic
- 37,035
- 2021 count
- Owner
- State
- State Highway Agency
About this bridge
I81 Ll over Gap Creek is a concrete continuous culvert carrying I81 Ll over Gap Creek in Greene County, Tennessee. It was built in 1970, so it is 55 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 37,035 vehicles a day, roughly 6% of them trucks, projected to reach 59,256 by 2042. The structure is 31 ft (9.3 m) long and 103 ft wide. If it were closed, the detour would be 1.2 mi (2 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 |
|---|---|---|
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Culvert | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I81 Ll over Gap Creek built?
It was built in 1970, making it 55 years old in 2025.
What condition is I81 Ll over Gap 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 July 2024.
How much traffic does I81 Ll over Gap Creek carry?
About 37,035 vehicles per day (2021 count), of which roughly 6% are trucks.
How long is I81 Ll over Gap Creek?
The structure is 31 ft (9.3 m) long with a longest span of 13 ft (4 m) and a deck 103 ft wide.
Who owns I81 Ll over Gap Creek?
It is owned by the State Highway Agency.