US 191 over Musselshell River
GoodWheatland County, Montana · 1M S Harlowton · Structure no. P00045043+04301
- Built
- 1969
- 56 years old
- Condition
- Good
- inspected September 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 171 ft
- 2 main spans
- Daily traffic
- 805
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
US 191 over Musselshell River is a prestressed concrete stringer/multi-beam or girder carrying US 191 over Musselshell River in Wheatland County, Montana. It was built in 1969, so it is 56 years old, older than the Montana average of 47 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 805 vehicles a day, roughly 10% of them trucks, projected to reach 845 by 2043. The structure is 171 ft (52.2 m) long and 46 ft wide. If it were closed, the detour would be 123.7 mi (199 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| 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 US 191 over Musselshell River built?
It was built in 1969, making it 56 years old in 2025.
What condition is US 191 over Musselshell River in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.
How much traffic does US 191 over Musselshell River carry?
About 805 vehicles per day (2023 count), of which roughly 10% are trucks.
How long is US 191 over Musselshell River?
The structure is 171 ft (52.2 m) long with a longest span of 86 ft (26.2 m) and a deck 46 ft wide.
Who owns US 191 over Musselshell River?
It is owned by the State Highway Agency.