Csah 8 over Rock River
GoodRock County, Minnesota · 0.4 MI E of JCT Csah 19 · Structure no. 67560
- Built
- 2010
- 15 years old
- Condition
- Good
- inspected October 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 230 ft
- 3 main spans
- Daily traffic
- 454
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
Csah 8 over Rock River is a prestressed concrete stringer/multi-beam or girder carrying Csah 8 over Rock River in Rock County, Minnesota. It was built in 2010, so it is 15 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 454 vehicles a day, projected to reach 380 by 2042. The structure is 230 ft (70.1 m) long and 35 ft wide. If it were closed, the detour would be 13 mi (21 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 | 8 Very Good | No problems noted. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Csah 8 over Rock River built?
It was built in 2010, making it 15 years old in 2025.
What condition is Csah 8 over 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 October 2023.
How much traffic does Csah 8 over Rock River carry?
About 454 vehicles per day (2022 count).
How long is Csah 8 over Rock River?
The structure is 230 ft (70.1 m) long with a longest span of 85 ft (26 m) and a deck 35 ft wide.
Who owns Csah 8 over Rock River?
It is owned by the County Highway Agency.