FAI 70 WB over Silver Creek
FairMadison County, Illinois · 2.3 M W Ill 4 · Structure no. 060002600000000
- Built
- 1964
- 61 years old, rebuilt 1988
- Condition
- Fair
- inspected December 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 187 ft
- 3 main spans
- Daily traffic
- 15,300
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
FAI 70 WB over Silver Creek is a steel continuous stringer/multi-beam or girder carrying FAI 70 WB over Silver Creek in Madison County, Illinois. It was built in 1964 and reconstructed in 1988, so it is 61 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 15,300 vehicles a day, roughly 36% of them trucks, projected to reach 17,388 by 2046. The structure is 187 ft (57 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
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 | 7 Good | Some minor problems. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was FAI 70 WB over Silver Creek built?
It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1988.
What condition is FAI 70 WB over Silver Creek 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 December 2024.
How much traffic does FAI 70 WB over Silver Creek carry?
About 15,300 vehicles per day (2023 count), of which roughly 36% are trucks.
How long is FAI 70 WB over Silver Creek?
The structure is 187 ft (57 m) long with a longest span of 68 ft (20.7 m) and a deck 37 ft wide.
Who owns FAI 70 WB over Silver Creek?
It is owned by the State Highway Agency.