T 236 over Middle River
FairMarshall County, Minnesota · 1.7 MI N of JCT Csah 4 · Structure no. 45530
- Built
- 1985
- 40 years old
- Condition
- Fair
- inspected September 2023
- Type
- Tee Beam
- Prestressed Concrete
- Length
- 139 ft
- 3 main spans
- Daily traffic
- 5
- 1994 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
T 236 over Middle River is a prestressed concrete tee beam carrying T 236 over Middle River in Marshall County, Minnesota. It was built in 1985, so it is 40 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 5 vehicles a day, projected to reach 5 by 2029. The structure is 139 ft (42.5 m) long and 27 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 | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was T 236 over Middle River built?
It was built in 1985, making it 40 years old in 2025.
What condition is T 236 over Middle 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 T 236 over Middle River carry?
About 5 vehicles per day (1994 count).
How long is T 236 over Middle River?
The structure is 139 ft (42.5 m) long with a longest span of 46 ft (14 m) and a deck 27 ft wide.
Who owns T 236 over Middle River?
It is owned by the Town or Township Highway Agency.