TR 389 over Kaskaskia River
GoodShelby County, Illinois · 2.5 MI NE Cowden · Structure no. 087343400000000
- Built
- 1987
- 38 years old
- Condition
- Good
- inspected March 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 268 ft
- 3 main spans
- Daily traffic
- 50
- 2024 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
TR 389 over Kaskaskia River is a prestressed concrete stringer/multi-beam or girder carrying TR 389 over Kaskaskia River in Shelby County, Illinois. It was built in 1987, so it is 38 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 50 vehicles a day, roughly 4% of them trucks, projected to reach 51 by 2046. The structure is 268 ft (81.7 m) long and 27 ft wide. If it were closed, the detour would be 6.8 mi (11 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 389 over Kaskaskia River built?
It was built in 1987, making it 38 years old in 2025.
What condition is TR 389 over Kaskaskia River 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 2023.
How much traffic does TR 389 over Kaskaskia River carry?
About 50 vehicles per day (2024 count), of which roughly 4% are trucks.
How long is TR 389 over Kaskaskia River?
The structure is 268 ft (81.7 m) long with a longest span of 100 ft (30.5 m) and a deck 27 ft wide.
Who owns TR 389 over Kaskaskia River?
It is owned by the Town or Township Highway Agency.