T 309 over Stream
GoodOlmsted County, Minnesota · 0.1 MI S JCT Csah 21 on · Structure no. L6486
- Built
- 1985
- 40 years old
- Condition
- Good
- inspected December 2024
- Type
- Culvert
- Concrete
- Length
- 48 ft
- 3 main spans
- Daily traffic
- 50
- 1985 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
T 309 over Stream is a concrete culvert carrying T 309 over Stream in Olmsted 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 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 50 vehicles a day, projected to reach 50 by 2029. The structure is 48 ft (14.5 m) long. If it were closed, the detour would be 1.9 mi (3 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 |
|---|---|---|
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was T 309 over Stream built?
It was built in 1985, making it 40 years old in 2025.
What condition is T 309 over Stream 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 December 2024.
How much traffic does T 309 over Stream carry?
About 50 vehicles per day (1985 count).
How long is T 309 over Stream?
The structure is 48 ft (14.5 m) long with a longest span of 10 ft (3.1 m).
Who owns T 309 over Stream?
It is owned by the Town or Township Highway Agency.