TR 239 a over Br Mackinaw R
GoodMcLean County, Illinois · 3.0 MI S Colfax · Structure no. 057502300000000
- Built
- 1973
- 52 years old
- Condition
- Good
- inspected October 2024
- Type
- Slab
- Concrete Continuous
- Length
- 57 ft
- 3 main spans
- Daily traffic
- 50
- 2024 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
TR 239 a over Br Mackinaw R is a concrete continuous slab carrying TR 239 a over Br Mackinaw R in McLean County, Illinois. It was built in 1973, so it is 52 years old, older than the Illinois average of 45.3 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 50 vehicles a day, roughly 4% of them trucks, projected to reach 51 by 2046. The structure is 57 ft (17.4 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 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 | 8 Very Good | No problems noted. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was TR 239 a over Br Mackinaw R built?
It was built in 1973, making it 52 years old in 2025.
What condition is TR 239 a over Br Mackinaw R 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 October 2024.
How much traffic does TR 239 a over Br Mackinaw R carry?
About 50 vehicles per day (2024 count), of which roughly 4% are trucks.
How long is TR 239 a over Br Mackinaw R?
The structure is 57 ft (17.4 m) long with a longest span of 21 ft (6.4 m) and a deck 26 ft wide.
Who owns TR 239 a over Br Mackinaw R?
It is owned by the Town or Township Highway Agency.