Csah 12 over Obrien Creek
GoodItasca County, Minnesota · 2.3 MI SE of JCT TH 65 · Structure no. 31535
- Built
- 1994
- 31 years old
- Condition
- Good
- inspected October 2023
- Type
- Tee Beam
- Prestressed Concrete
- Length
- 124 ft
- 3 main spans
- Daily traffic
- 328
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
Csah 12 over Obrien Creek is a prestressed concrete tee beam carrying Csah 12 over Obrien Creek in Itasca County, Minnesota. It was built in 1994, so it is 31 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 328 vehicles a day, projected to reach 280 by 2042. The structure is 124 ft (37.9 m) long and 40 ft wide. If it were closed, the detour would be 11.2 mi (18 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 | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Csah 12 over Obrien Creek built?
It was built in 1994, making it 31 years old in 2025.
What condition is Csah 12 over Obrien Creek 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 12 over Obrien Creek carry?
About 328 vehicles per day (2022 count).
How long is Csah 12 over Obrien Creek?
The structure is 124 ft (37.9 m) long with a longest span of 41 ft (12.6 m) and a deck 40 ft wide.
Who owns Csah 12 over Obrien Creek?
It is owned by the County Highway Agency.