N4030 over Fourmile Creek
GoodWashington County, Oklahoma · 7.2S 6E of US-75/US-60 · Structure no. 286680000000000
- Built
- 2014
- 11 years old
- Condition
- Good
- inspected October 2024
- Type
- Stringer/Multi-beam or Girder
- Concrete
- Length
- 182 ft
- 3 main spans
- Daily traffic
- 100
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
N4030 over Fourmile Creek is a concrete stringer/multi-beam or girder carrying N4030 over Fourmile Creek in Washington County, Oklahoma. It was built in 2014, so it is 11 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 8 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 182 ft (55.5 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 |
|---|---|---|
| Deck | 8 Very Good | No problems noted. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was N4030 over Fourmile Creek built?
It was built in 2014, making it 11 years old in 2025.
What condition is N4030 over Fourmile 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 October 2024.
How much traffic does N4030 over Fourmile Creek carry?
About 100 vehicles per day (2022 count), of which roughly 10% are trucks.
How long is N4030 over Fourmile Creek?
The structure is 182 ft (55.5 m) long with a longest span of 60 ft (18.3 m) and a deck 28 ft wide.
Who owns N4030 over Fourmile Creek?
It is owned by the County Highway Agency.