N2920 over Bird Creek
PoorPosted for loadKingfisher County, Oklahoma · .7N 7.5E .9N of SH33/US81 · Structure no. 188670000000000
- Built
- 1975
- 50 years old
- Condition
- Poor
- inspected June 2024
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 30 ft
- 1 main span
- Daily traffic
- 337
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
N2920 over Bird Creek is a steel stringer/multi-beam or girder carrying N2920 over Bird Creek in Kingfisher County, Oklahoma. It was built in 1975, so it is 50 years old, older than the Oklahoma average of 47.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.
It carries about 337 vehicles a day, roughly 15% of them trucks, projected to reach 539 by 2042. The structure is 30 ft (9.1 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| 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 N2920 over Bird Creek built?
It was built in 1975, making it 50 years old in 2025.
What condition is N2920 over Bird Creek in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.
How much traffic does N2920 over Bird Creek carry?
About 337 vehicles per day (2022 count), of which roughly 15% are trucks.
How long is N2920 over Bird Creek?
The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.9 m) and a deck 24 ft wide.
Who owns N2920 over Bird Creek?
It is owned by the County Highway Agency.