N2990 over N. Fork Walnut Creek
FairMcClain County, Oklahoma · 2.2N .8W of Blanchard · Structure no. 320060000000000
- Built
- 2016
- 9 years old
- Condition
- Fair
- inspected May 2023
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 78 ft
- 1 main span
- Daily traffic
- 100
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
N2990 over N. Fork Walnut Creek is a steel stringer/multi-beam or girder carrying N2990 over N. Fork Walnut Creek in McClain County, Oklahoma. It was built in 2016, so it is 9 years old, younger than the Oklahoma average of 47.8 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 78 ft (23.8 m) long and 28 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 | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was N2990 over N. Fork Walnut Creek built?
It was built in 2016, making it 9 years old in 2025.
What condition is N2990 over N. Fork Walnut 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 May 2023.
How much traffic does N2990 over N. Fork Walnut Creek carry?
About 100 vehicles per day (2022 count), of which roughly 10% are trucks.
How long is N2990 over N. Fork Walnut Creek?
The structure is 78 ft (23.8 m) long with a longest span of 76 ft (23.2 m) and a deck 28 ft wide.
Who owns N2990 over N. Fork Walnut Creek?
It is owned by the County Highway Agency.