FAS 1731 over Macoupin Creek
GoodMacoupin County, Illinois · 3.5MI S Carlinville · Structure no. 059331600000000
- Built
- 1994
- 31 years old
- Condition
- Good
- inspected February 2023
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 425 ft
- 5 main spans
- Daily traffic
- 650
- 2021 count
- Owner
- County
- County Highway Agency
About this bridge
FAS 1731 over Macoupin Creek is a steel continuous stringer/multi-beam or girder carrying FAS 1731 over Macoupin Creek in Macoupin County, Illinois. It was built in 1994, so it is 31 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 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 650 vehicles a day, roughly 2% of them trucks, projected to reach 657 by 2046. The structure is 425 ft (129.6 m) long and 29 ft wide. If it were closed, the detour would be 11.2 mi (18 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 | 7 Good | Some minor problems. |
| 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 FAS 1731 over Macoupin Creek built?
It was built in 1994, making it 31 years old in 2025.
What condition is FAS 1731 over Macoupin Creek 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 February 2023.
How much traffic does FAS 1731 over Macoupin Creek carry?
About 650 vehicles per day (2021 count), of which roughly 2% are trucks.
How long is FAS 1731 over Macoupin Creek?
The structure is 425 ft (129.6 m) long with a longest span of 92 ft (27.9 m) and a deck 29 ft wide.
Who owns FAS 1731 over Macoupin Creek?
It is owned by the County Highway Agency.