Torrey Road over Big Marsh Drain
FairWashtenaw County, Michigan · Augusta Twp Sec 35 · Structure no. 000000000011052
- Built
- 1996
- 29 years old
- Condition
- Fair
- inspected June 2023
- Type
- Culvert
- Concrete
- Length
- 22 ft
- 1 main span
- Daily traffic
- 450
- 2001 count
- Owner
- County
- County Highway Agency
About this bridge
Torrey Road over Big Marsh Drain is a concrete culvert carrying Torrey Road over Big Marsh Drain in Washtenaw County, Michigan. It was built in 1996, so it is 29 years old, younger 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 450 vehicles a day, roughly 9% of them trucks, projected to reach 670 by 2021. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 3.1 mi (5 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 |
|---|---|---|
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Culvert | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Torrey Road over Big Marsh Drain built?
It was built in 1996, making it 29 years old in 2025.
What condition is Torrey Road over Big Marsh Drain 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 June 2023.
How much traffic does Torrey Road over Big Marsh Drain carry?
About 450 vehicles per day (2001 count), of which roughly 9% are trucks.
How long is Torrey Road over Big Marsh Drain?
The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m).
Who owns Torrey Road over Big Marsh Drain?
It is owned by the County Highway Agency.