Swandal RD over Flathead Creek 073
PoorPark County, Montana · 3M W Wilsall · Structure no. L34072001+01001
- Built
- 1970
- 55 years old, rebuilt 2008
- Condition
- Poor
- inspected September 2023
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 23 ft
- 1 main span
- Daily traffic
- 100
- 2025 count
- Owner
- County
- County Highway Agency
About this bridge
Swandal RD over Flathead Creek 073 is a steel stringer/multi-beam or girder carrying Swandal RD over Flathead Creek 073 in Park County, Montana. It was built in 1970 and reconstructed in 2008, so it is 55 years old, older than the Montana average of 47 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 23 ft (7 m) long and 22 ft wide. If it were closed, the detour would be 8.7 mi (14 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Swandal RD over Flathead Creek 073 built?
It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2008.
What condition is Swandal RD over Flathead Creek 073 in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2023.
How much traffic does Swandal RD over Flathead Creek 073 carry?
About 100 vehicles per day (2025 count), of which roughly 3% are trucks.
How long is Swandal RD over Flathead Creek 073?
The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 22 ft wide.
Who owns Swandal RD over Flathead Creek 073?
It is owned by the County Highway Agency.