TR 339 over Middle Fork Sugar CR
GoodMcLean County, Illinois · 2.5 Mile E Stanford · Structure no. 057300900000000
- Built
- 1969
- 56 years old
- Condition
- Good
- inspected September 2023
- Type
- Slab
- Concrete Continuous
- Length
- 117 ft
- 3 main spans
- Daily traffic
- 375
- 2024 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
TR 339 over Middle Fork Sugar CR is a concrete continuous slab carrying TR 339 over Middle Fork Sugar CR in McLean County, Illinois. It was built in 1969, so it is 56 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 375 vehicles a day, roughly 18% of them trucks, projected to reach 303 by 2046. The structure is 117 ft (35.8 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 | 7 Good | Some minor problems. |
| 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 339 over Middle Fork Sugar CR built?
It was built in 1969, making it 56 years old in 2025.
What condition is TR 339 over Middle Fork Sugar CR 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 September 2023.
How much traffic does TR 339 over Middle Fork Sugar CR carry?
About 375 vehicles per day (2024 count), of which roughly 18% are trucks.
How long is TR 339 over Middle Fork Sugar CR?
The structure is 117 ft (35.8 m) long with a longest span of 45 ft (13.7 m) and a deck 26 ft wide.
Who owns TR 339 over Middle Fork Sugar CR?
It is owned by the Town or Township Highway Agency.