N3350 over Chilocco Creek
PoorKay County, Oklahoma · 1.2E 6.2N of Newkirk · Structure no. 082040000000000
- Built
- 1940
- 85 years old
- Condition
- Poor
- inspected January 2024
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 34 ft
- 1 main span
- Daily traffic
- 25
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
N3350 over Chilocco Creek is a steel stringer/multi-beam or girder carrying N3350 over Chilocco Creek in Kay County, Oklahoma. It was built in 1940, so it is 85 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.
It carries about 25 vehicles a day, roughly 10% of them trucks, projected to reach 40 by 2042. The structure is 34 ft (10.4 m) long and 21 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was N3350 over Chilocco Creek built?
It was built in 1940, making it 85 years old in 2025.
What condition is N3350 over Chilocco 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 January 2024.
How much traffic does N3350 over Chilocco Creek carry?
About 25 vehicles per day (2022 count), of which roughly 10% are trucks.
How long is N3350 over Chilocco Creek?
The structure is 34 ft (10.4 m) long with a longest span of 29 ft (8.8 m) and a deck 21 ft wide.
Who owns N3350 over Chilocco Creek?
It is owned by the County Highway Agency.