I 90 over Int Trail Creek
FairGallatin County, Montana · 7.4M E Bozeman · Structure no. I00090316+07671
- Built
- 1962
- 63 years old, rebuilt 2006
- Condition
- Fair
- inspected November 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 129 ft
- 3 main spans
- Daily traffic
- 8,272
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I 90 over Int Trail Creek is a prestressed concrete stringer/multi-beam or girder carrying I 90 over Int Trail Creek in Gallatin County, Montana. It was built in 1962 and reconstructed in 2006, so it is 63 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 8,272 vehicles a day, roughly 16% of them trucks, projected to reach 9,016 by 2043. The structure is 129 ft (39.3 m) long and 36 ft wide.
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 I 90 over Int Trail Creek built?
It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2006.
What condition is I 90 over Int Trail Creek 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 November 2024.
How much traffic does I 90 over Int Trail Creek carry?
About 8,272 vehicles per day (2023 count), of which roughly 16% are trucks.
How long is I 90 over Int Trail Creek?
The structure is 129 ft (39.3 m) long with a longest span of 52 ft (15.7 m) and a deck 36 ft wide.
Who owns I 90 over Int Trail Creek?
It is owned by the State Highway Agency.