U.S. 271 over Black Sulphur Canyon
GoodPushmataha County, Oklahoma · 23.6NE JCT US271/SH3 · Structure no. 323440000000000
- Built
- 2022
- 3 years old
- Condition
- Good
- inspected August 2024
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 300 ft
- 3 main spans
- Daily traffic
- 530
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
U.S. 271 over Black Sulphur Canyon is a steel stringer/multi-beam or girder carrying U.S. 271 over Black Sulphur Canyon in Pushmataha County, Oklahoma. It was built in 2022, so it is 3 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 530 vehicles a day, roughly 16% of them trucks, projected to reach 848 by 2042. The structure is 300 ft (91.4 m) long and 42 ft wide. If it were closed, the detour would be 70.2 mi (113 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 | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was U.S. 271 over Black Sulphur Canyon built?
It was built in 2022, making it 3 years old in 2025.
What condition is U.S. 271 over Black Sulphur Canyon 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 August 2024.
How much traffic does U.S. 271 over Black Sulphur Canyon carry?
About 530 vehicles per day (2022 count), of which roughly 16% are trucks.
How long is U.S. 271 over Black Sulphur Canyon?
The structure is 300 ft (91.4 m) long with a longest span of 100 ft (30.5 m) and a deck 42 ft wide.
Who owns U.S. 271 over Black Sulphur Canyon?
It is owned by the State Highway Agency.