M-34 over S Br Raisin River
GoodLenawee County, Michigan · 3.2 MI E of M-156 · Structure no. 000000000005507
- Built
- 1991
- 34 years old
- Condition
- Good
- inspected June 2024
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 38 ft
- 1 main span
- Daily traffic
- 4,413
- 2007 count
- Owner
- State
- State Highway Agency
About this bridge
M-34 over S Br Raisin River is a prestressed concrete box beam or girders - multiple carrying M-34 over S Br Raisin River in Lenawee County, Michigan. It was built in 1991, so it is 34 years old, younger than the Michigan average of 48.3 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 4,413 vehicles a day, roughly 9% of them trucks, projected to reach 5,720 by 2018. The structure is 38 ft (11.6 m) long and 47 ft wide. 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 |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| 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 M-34 over S Br Raisin River built?
It was built in 1991, making it 34 years old in 2025.
What condition is M-34 over S Br Raisin 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 June 2024.
How much traffic does M-34 over S Br Raisin River carry?
About 4,413 vehicles per day (2007 count), of which roughly 9% are trucks.
How long is M-34 over S Br Raisin River?
The structure is 38 ft (11.6 m) long with a longest span of 34 ft (10.3 m) and a deck 47 ft wide.
Who owns M-34 over S Br Raisin River?
It is owned by the State Highway Agency.