N3180 over Walnut Creek
GoodCarter County, Oklahoma · 8.E .7 S of US 70 & SH76N · Structure no. 257200000000000
- Built
- 2002
- 23 years old
- Condition
- Good
- inspected March 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 160 ft
- 3 main spans
- Daily traffic
- 100
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
N3180 over Walnut Creek is a prestressed concrete stringer/multi-beam or girder carrying N3180 over Walnut Creek in Carter County, Oklahoma. It was built in 2002, so it is 23 years old, younger than the Oklahoma average of 47.8 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 160 ft (48.8 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 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 |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was N3180 over Walnut Creek built?
It was built in 2002, making it 23 years old in 2025.
What condition is N3180 over Walnut 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 March 2023.
How much traffic does N3180 over Walnut Creek carry?
About 100 vehicles per day (2022 count), of which roughly 10% are trucks.
How long is N3180 over Walnut Creek?
The structure is 160 ft (48.8 m) long with a longest span of 53 ft (16.2 m) and a deck 28 ft wide.
Who owns N3180 over Walnut Creek?
It is owned by the County Highway Agency.