TR 230 over Donahue Run
GoodMercer County, Illinois · SE-2-T14NR2W · Structure no. 066471800000000
- Built
- 2009
- 16 years old
- Condition
- Good
- inspected March 2024
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 72 ft
- 1 main span
- Daily traffic
- 25
- 2024 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
TR 230 over Donahue Run is a prestressed concrete box beam or girders - multiple carrying TR 230 over Donahue Run in Mercer County, Illinois. It was built in 2009, so it is 16 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 25 vehicles a day, projected to reach 25 by 2046. The structure is 72 ft (22 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 8 Very Good | No problems noted. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was TR 230 over Donahue Run built?
It was built in 2009, making it 16 years old in 2025.
What condition is TR 230 over Donahue Run 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 230 over Donahue Run carry?
About 25 vehicles per day (2024 count).
How long is TR 230 over Donahue Run?
The structure is 72 ft (22 m) long with a longest span of 69 ft (21 m) and a deck 24 ft wide.
Who owns TR 230 over Donahue Run?
It is owned by the Town or Township Highway Agency.