US 95 (hwy 456) over Owyhee River (rome)
FairPosted for loadMalheur County, Oregon · 13.21 Mi. NE Jct. or 78 · Structure no. 01945A456 05297
- Built
- 1936
- 89 years old, rebuilt 1985
- Condition
- Fair
- inspected October 2023
- Type
- Truss - Deck
- Steel
- Length
- 335 ft
- 2 main spans
- Daily traffic
- 1,862
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
US 95 (hwy 456) over Owyhee River (rome) is a steel truss - deck carrying US 95 (hwy 456) over Owyhee River (rome) in Malheur County, Oregon. It was built in 1936 and reconstructed in 1985, so it is 89 years old, older than the Oregon average of 49.9 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for other load-capacity restriction.
It carries about 1,862 vehicles a day, roughly 41% of them trucks, projected to reach 2,100 by 2042. The structure is 335 ft (102.1 m) long and 34 ft wide. If it were closed, the detour would be 123.7 mi (199 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US 95 (hwy 456) over Owyhee River (rome) built?
It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1985.
What condition is US 95 (hwy 456) over Owyhee River (rome) in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.
How much traffic does US 95 (hwy 456) over Owyhee River (rome) carry?
About 1,862 vehicles per day (2022 count), of which roughly 41% are trucks.
How long is US 95 (hwy 456) over Owyhee River (rome)?
The structure is 335 ft (102.1 m) long with a longest span of 120 ft (36.6 m) and a deck 34 ft wide.
Who owns US 95 (hwy 456) over Owyhee River (rome)?
It is owned by the State Highway Agency.