Arnold Road over Middle Br Cass River
FairPosted for loadSanilac County, Michigan · Sec 13-18 Argyle Twp · Structure no. 000000000009565
- Built
- 1907
- 118 years old, rebuilt 1980
- Condition
- Fair
- inspected June 2024
- Type
- Tee Beam
- Prestressed Concrete
- Length
- 40 ft
- 1 main span
- Daily traffic
- 150
- 2010 count
- Owner
- County
- County Highway Agency
About this bridge
Arnold Road over Middle Br Cass River is a prestressed concrete tee beam carrying Arnold Road over Middle Br Cass River in Sanilac County, Michigan. It was built in 1907 and reconstructed in 1980, so it is 118 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.
It carries about 150 vehicles a day, roughly 7% of them trucks, projected to reach 270 by 2030. The structure is 40 ft (12.2 m) long and 23 ft wide. If it were closed, the detour would be 5 mi (8 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 | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Channel and channel protection | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Arnold Road over Middle Br Cass River built?
It was built in 1907, making it 118 years old in 2025. It was reconstructed in 1980.
What condition is Arnold Road over Middle Br Cass River 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 2024.
How much traffic does Arnold Road over Middle Br Cass River carry?
About 150 vehicles per day (2010 count), of which roughly 7% are trucks.
How long is Arnold Road over Middle Br Cass River?
The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.8 m) and a deck 23 ft wide.
Who owns Arnold Road over Middle Br Cass River?
It is owned by the County Highway Agency.