I 90 over Int Taft
FairMineral County, Montana · 5.6M E Lookout Pass · Structure no. I00090005+06861
- Built
- 1973
- 52 years old, rebuilt 2007
- Condition
- Fair
- inspected June 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 133 ft
- 3 main spans
- Daily traffic
- 7,824
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I 90 over Int Taft is a prestressed concrete stringer/multi-beam or girder carrying I 90 over Int Taft in Mineral County, Montana. It was built in 1973 and reconstructed in 2007, so it is 52 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 5 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 7,824 vehicles a day, roughly 25% of them trucks, projected to reach 8,215 by 2043. The structure is 133 ft (40.5 m) long and 82 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 7 Good | Some minor problems. |
| 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 Taft built?
It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2007.
What condition is I 90 over Int Taft 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 June 2023.
How much traffic does I 90 over Int Taft carry?
About 7,824 vehicles per day (2023 count), of which roughly 25% are trucks.
How long is I 90 over Int Taft?
The structure is 133 ft (40.5 m) long with a longest span of 61 ft (18.6 m) and a deck 82 ft wide.
Who owns I 90 over Int Taft?
It is owned by the State Highway Agency.