S 59 over Little Dry Creek
FairGarfield County, Montana · South Cohagen · Structure no. P00018059+00351
- Built
- 1976
- 49 years old
- Condition
- Fair
- inspected September 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 122 ft
- 2 main spans
- Daily traffic
- 295
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
S 59 over Little Dry Creek is a prestressed concrete stringer/multi-beam or girder carrying S 59 over Little Dry Creek in Garfield County, Montana. It was built in 1976, so it is 49 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 295 vehicles a day, roughly 18% of them trucks, projected to reach 310 by 2043. The structure is 122 ft (37.3 m) long and 36 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 | 8 Very Good | No problems noted. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was S 59 over Little Dry Creek built?
It was built in 1976, making it 49 years old in 2025.
What condition is S 59 over Little Dry 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 September 2023.
How much traffic does S 59 over Little Dry Creek carry?
About 295 vehicles per day (2023 count), of which roughly 18% are trucks.
How long is S 59 over Little Dry Creek?
The structure is 122 ft (37.3 m) long with a longest span of 60 ft (18.3 m) and a deck 36 ft wide.
Who owns S 59 over Little Dry Creek?
It is owned by the State Highway Agency.