US-23 NB over Barker RD
FairWashtenaw County, Michigan · 0.7 MI S of CO Line · Structure no. 000000000010883
- Built
- 1958
- 67 years old, rebuilt 2006
- Condition
- Fair
- inspected October 2023
- Type
- Tee Beam
- Concrete Continuous
- Length
- 141 ft
- 3 main spans
- Daily traffic
- 33,375
- 2017 count
- Owner
- State
- State Highway Agency
About this bridge
US-23 NB over Barker RD is a concrete continuous tee beam carrying US-23 NB over Barker RD in Washtenaw County, Michigan. It was built in 1958 and reconstructed in 2006, so it is 67 years old, older than the Michigan average of 48.3 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 33,375 vehicles a day, roughly 8% of them trucks, projected to reach 35,775 by 2037. The structure is 141 ft (43 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US-23 NB over Barker RD built?
It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2006.
What condition is US-23 NB over Barker RD in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.
How much traffic does US-23 NB over Barker RD carry?
About 33,375 vehicles per day (2017 count), of which roughly 8% are trucks.
How long is US-23 NB over Barker RD?
The structure is 141 ft (43 m) long with a longest span of 55 ft (16.7 m) and a deck 60 ft wide.
Who owns US-23 NB over Barker RD?
It is owned by the State Highway Agency.