M 8 over Trib Rock River
GoodPipestone County, Minnesota · 0.5 MI W of JCT Csah 16 · Structure no. 59J95
- Built
- 2017
- 8 years old
- Condition
- Good
- inspected September 2024
- Type
- Culvert
- Concrete
- Length
- 30 ft
- 2 main spans
- Daily traffic
- 54
- 2017 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
M 8 over Trib Rock River is a concrete culvert carrying M 8 over Trib Rock River in Pipestone County, Minnesota. It was built in 2017, so it is 8 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 54 vehicles a day, projected to reach 65 by 2037. The structure is 30 ft (9.1 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 | 7 Good | Some minor problems. |
| Culvert | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was M 8 over Trib Rock River built?
It was built in 2017, making it 8 years old in 2025.
What condition is M 8 over Trib Rock River 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 September 2024.
How much traffic does M 8 over Trib Rock River carry?
About 54 vehicles per day (2017 count).
How long is M 8 over Trib Rock River?
The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m).
Who owns M 8 over Trib Rock River?
It is owned by the City or Municipal Highway Agency.