TR 203 over Tributary Mackinaw R
GoodMcLean County, Illinois · 1.8 MI SW Colfax · Structure no. 057502600000000
- Built
- 1983
- 42 years old
- Condition
- Good
- inspected March 2024
- Type
- Culvert
- Concrete Continuous
- Length
- 34 ft
- 3 main spans
- Daily traffic
- 100
- 2024 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
TR 203 over Tributary Mackinaw R is a concrete continuous culvert carrying TR 203 over Tributary Mackinaw R in McLean County, Illinois. It was built in 1983, so it is 42 years old, younger 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 100 vehicles a day, roughly 20% of them trucks, projected to reach 101 by 2046. The structure is 34 ft (10.5 m) long. 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 |
|---|---|---|
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was TR 203 over Tributary Mackinaw R built?
It was built in 1983, making it 42 years old in 2025.
What condition is TR 203 over Tributary 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 March 2024.
How much traffic does TR 203 over Tributary Mackinaw R carry?
About 100 vehicles per day (2024 count), of which roughly 20% are trucks.
How long is TR 203 over Tributary Mackinaw R?
The structure is 34 ft (10.5 m) long with a longest span of 10 ft (3.1 m).
Who owns TR 203 over Tributary Mackinaw R?
It is owned by the Town or Township Highway Agency.