Willow Creek RD over Bitterroot Canal 061
FairRavalli County, Montana · 4M E Corvallis · Structure no. L41463001+02001
- Built
- 1964
- 61 years old
- Condition
- Fair
- inspected November 2024
- Type
- Channel Beam
- Prestressed Concrete
- Length
- 37 ft
- 1 main span
- Daily traffic
- 100
- 2025 count
- Owner
- County
- County Highway Agency
About this bridge
Willow Creek RD over Bitterroot Canal 061 is a prestressed concrete channel beam carrying Willow Creek RD over Bitterroot Canal 061 in Ravalli County, Montana. It was built in 1964, so it is 61 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 37 ft (11.3 m) long and 20 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 | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Willow Creek RD over Bitterroot Canal 061 built?
It was built in 1964, making it 61 years old in 2025.
What condition is Willow Creek RD over Bitterroot Canal 061 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 Willow Creek RD over Bitterroot Canal 061 carry?
About 100 vehicles per day (2025 count), of which roughly 3% are trucks.
How long is Willow Creek RD over Bitterroot Canal 061?
The structure is 37 ft (11.3 m) long with a longest span of 34 ft (10.4 m) and a deck 20 ft wide.
Who owns Willow Creek RD over Bitterroot Canal 061?
It is owned by the County Highway Agency.