S 261 over Parson Creek
FairRichland County, Montana · 28M N Wibaux · Structure no. S00261029+02001
- Built
- 2008
- 17 years old
- Condition
- Fair
- inspected December 2024
- Type
- Culvert
- Steel
- Length
- 22 ft
- 2 main spans
- Daily traffic
- 74
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
S 261 over Parson Creek is a steel culvert carrying S 261 over Parson Creek in Richland County, Montana. It was built in 2008, so it is 17 years old, younger 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 74 vehicles a day, roughly 5% of them trucks, projected to reach 78 by 2043. The structure is 22 ft (6.7 m) long. 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 |
|---|---|---|
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
| Culvert | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was S 261 over Parson Creek built?
It was built in 2008, making it 17 years old in 2025.
What condition is S 261 over Parson 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 December 2024.
How much traffic does S 261 over Parson Creek carry?
About 74 vehicles per day (2023 count), of which roughly 5% are trucks.
How long is S 261 over Parson Creek?
The structure is 22 ft (6.7 m) long with a longest span of 11 ft (3.4 m).
Who owns S 261 over Parson Creek?
It is owned by the State Highway Agency.