US 10 over Ottertail River
FairOtter Tail County, Minnesota · 1.6 MI E of JCT TH 78 · Structure no. 56014
- Built
- 1974
- 51 years old
- Condition
- Fair
- inspected September 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 97 ft
- 1 main span
- Daily traffic
- 3,680
- 2021 count
- Owner
- State
- State Highway Agency
About this bridge
US 10 over Ottertail River is a prestressed concrete stringer/multi-beam or girder carrying US 10 over Ottertail River in Otter Tail County, Minnesota. It was built in 1974, so it is 51 years old, older than the Minnesota average of 38.5 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 3,680 vehicles a day, roughly 15% of them trucks, projected to reach 3,250 by 2041. The structure is 97 ft (29.7 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 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 | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US 10 over Ottertail River built?
It was built in 1974, making it 51 years old in 2025.
What condition is US 10 over Ottertail River 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 US 10 over Ottertail River carry?
About 3,680 vehicles per day (2021 count), of which roughly 15% are trucks.
How long is US 10 over Ottertail River?
The structure is 97 ft (29.7 m) long with a longest span of 96 ft (29.3 m) and a deck 44 ft wide.
Who owns US 10 over Ottertail River?
It is owned by the State Highway Agency.