Miller Street over Unnamed Canal
PoorPosted for loadSt. Clair County, Michigan · Sec. 22 Ira Twp. · Structure no. 000000000010187
- Built
- 1956
- 69 years old, rebuilt 2013
- Condition
- Poor
- inspected March 2024
- Type
- Stringer/Multi-beam or Girder
- Wood or Timber
- Length
- 21 ft
- 1 main span
- Daily traffic
- 252
- 1994 count
- Owner
- County
- County Highway Agency
About this bridge
Miller Street over Unnamed Canal is a wood or timber stringer/multi-beam or girder carrying Miller Street over Unnamed Canal in St. Clair County, Michigan. It was built in 1956 and reconstructed in 2013, so it is 69 years old, older than the Michigan average of 48.3 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.
It carries about 252 vehicles a day, roughly 3% of them trucks, projected to reach 305 by 2014. The structure is 21 ft (6.4 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| 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 Miller Street over Unnamed Canal built?
It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2013.
What condition is Miller Street over Unnamed Canal in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.
How much traffic does Miller Street over Unnamed Canal carry?
About 252 vehicles per day (1994 count), of which roughly 3% are trucks.
How long is Miller Street over Unnamed Canal?
The structure is 21 ft (6.4 m) long with a longest span of 19 ft (5.7 m) and a deck 18 ft wide.
Who owns Miller Street over Unnamed Canal?
It is owned by the County Highway Agency.