Law RD over S Cottonwood Creek 011
FairGallatin County, Montana · 1M E Gallatin Gateway · Structure no. L16782001+08001
- Built
- 1975
- 50 years old
- Condition
- Fair
- inspected June 2023
- Type
- Channel Beam
- Prestressed Concrete
- Length
- 25 ft
- 1 main span
- Daily traffic
- 100
- 2025 count
- Owner
- County
- County Highway Agency
About this bridge
Law RD over S Cottonwood Creek 011 is a prestressed concrete channel beam carrying Law RD over S Cottonwood Creek 011 in Gallatin County, Montana. It was built in 1975, so it is 50 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 25 ft (7.6 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Law RD over S Cottonwood Creek 011 built?
It was built in 1975, making it 50 years old in 2025.
What condition is Law RD over S Cottonwood Creek 011 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 June 2023.
How much traffic does Law RD over S Cottonwood Creek 011 carry?
About 100 vehicles per day (2025 count), of which roughly 3% are trucks.
How long is Law RD over S Cottonwood Creek 011?
The structure is 25 ft (7.6 m) long with a longest span of 21 ft (6.4 m) and a deck 24 ft wide.
Who owns Law RD over S Cottonwood Creek 011?
It is owned by the County Highway Agency.