TR 56 over Rock Creek
GoodMcLean County, Illinois · 1.5 M NW of Carlock · Structure no. 057409900000000
- Built
- 1971
- 54 years old
- Condition
- Good
- inspected March 2024
- Type
- Culvert
- Concrete Continuous
- Length
- 22 ft
- 2 main spans
- Daily traffic
- 100
- 2020 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
TR 56 over Rock Creek is a concrete continuous culvert carrying TR 56 over Rock Creek in McLean County, Illinois. It was built in 1971, so it is 54 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 100 vehicles a day, projected to reach 101 by 2046. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 3.7 mi (6 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 56 over Rock Creek built?
It was built in 1971, making it 54 years old in 2025.
What condition is TR 56 over Rock Creek 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 56 over Rock Creek carry?
About 100 vehicles per day (2020 count).
How long is TR 56 over Rock Creek?
The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).
Who owns TR 56 over Rock Creek?
It is owned by the Town or Township Highway Agency.