Oak Run Road over Trib to Spoon Lake
FairKnox County, Illinois · SE-34-T12NR3E · Structure no. 048328000000000
- Built
- 1970
- 55 years old
- Condition
- Fair
- inspected February 2025
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 49 ft
- 1 main span
- Daily traffic
- 500
- 2022 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
Oak Run Road over Trib to Spoon Lake is a prestressed concrete box beam or girders - multiple carrying Oak Run Road over Trib to Spoon Lake in Knox County, Illinois. It was built in 1970, so it is 55 years old, older than the Illinois average of 45.3 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 500 vehicles a day, roughly 20% of them trucks, projected to reach 404 by 2046. The structure is 49 ft (14.9 m) long and 28 ft wide.
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Oak Run Road over Trib to Spoon Lake built?
It was built in 1970, making it 55 years old in 2025.
What condition is Oak Run Road over Trib to Spoon Lake in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2025.
How much traffic does Oak Run Road over Trib to Spoon Lake carry?
About 500 vehicles per day (2022 count), of which roughly 20% are trucks.
How long is Oak Run Road over Trib to Spoon Lake?
The structure is 49 ft (14.9 m) long with a longest span of 48 ft (14.6 m) and a deck 28 ft wide.
Who owns Oak Run Road over Trib to Spoon Lake?
It is owned by the Town or Township Highway Agency.