Lower Maris RD over Teton River 011
GoodChouteau County, Montana · 1M SW Loma · Structure no. L08601000+03001
- Built
- 1992
- 33 years old
- Condition
- Good
- inspected May 2023
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 133 ft
- 2 main spans
- Daily traffic
- 100
- 2025 count
- Owner
- County
- County Highway Agency
About this bridge
Lower Maris RD over Teton River 011 is a steel stringer/multi-beam or girder carrying Lower Maris RD over Teton River 011 in Chouteau County, Montana. It was built in 1992, so it is 33 years old, younger 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 133 ft (40.5 m) long and 26 ft wide. If it were closed, the detour would be 19.3 mi (31 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 | 8 Very Good | No problems noted. |
| Superstructure | 8 Very Good | No problems noted. |
| 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 Lower Maris RD over Teton River 011 built?
It was built in 1992, making it 33 years old in 2025.
What condition is Lower Maris RD over Teton River 011 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 May 2023.
How much traffic does Lower Maris RD over Teton River 011 carry?
About 100 vehicles per day (2025 count), of which roughly 3% are trucks.
How long is Lower Maris RD over Teton River 011?
The structure is 133 ft (40.5 m) long with a longest span of 66 ft (20 m) and a deck 26 ft wide.
Who owns Lower Maris RD over Teton River 011?
It is owned by the County Highway Agency.