Oregon Ave over Sep Oregon Street 017
FairSilver Bow County, Montana · Butte-Oregon Ave · Structure no. M47018000+00021
- Built
- 1960
- 65 years old
- Condition
- Fair
- inspected February 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 226 ft
- 4 main spans
- Daily traffic
- 1,232
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
Oregon Ave over Sep Oregon Street 017 is a prestressed concrete stringer/multi-beam or girder carrying Oregon Ave over Sep Oregon Street 017 in Silver Bow County, Montana. It was built in 1960, so it is 65 years old, older than the Montana average of 47 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.
It carries about 1,232 vehicles a day, roughly 3% of them trucks, projected to reach 1,312 by 2043. The structure is 226 ft (68.8 m) long and 36 ft wide. If it were closed, the detour would be 3.1 mi (5 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 | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Oregon Ave over Sep Oregon Street 017 built?
It was built in 1960, making it 65 years old in 2025.
What condition is Oregon Ave over Sep Oregon Street 017 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 February 2024.
How much traffic does Oregon Ave over Sep Oregon Street 017 carry?
About 1,232 vehicles per day (2023 count), of which roughly 3% are trucks.
How long is Oregon Ave over Sep Oregon Street 017?
The structure is 226 ft (68.8 m) long with a longest span of 60 ft (18.3 m) and a deck 36 ft wide.
Who owns Oregon Ave over Sep Oregon Street 017?
It is owned by the State Highway Agency.