N3990 over Brush Creek
GoodWashington County, Oklahoma · 1.2S of HWY 10 · Structure no. 310070000000000
- Built
- 2013
- 12 years old
- Condition
- Good
- inspected October 2024
- Type
- Culvert
- Steel
- Length
- 20 ft
- 1 main span
- Daily traffic
- 100
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
N3990 over Brush Creek is a steel culvert carrying N3990 over Brush Creek in Washington County, Oklahoma. It was built in 2013, so it is 12 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 20 ft (6.1 m) long. If it were closed, the detour would be 6.2 mi (10 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 | 8 Very Good | No problems noted. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was N3990 over Brush Creek built?
It was built in 2013, making it 12 years old in 2025.
What condition is N3990 over Brush 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 N3990 over Brush Creek carry?
About 100 vehicles per day (2022 count), of which roughly 10% are trucks.
How long is N3990 over Brush Creek?
The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m).
Who owns N3990 over Brush Creek?
It is owned by the County Highway Agency.