Ch 1 over Lake Creek
GoodWilliamson County, Illinois · .5 MI SW Johnston Cy · Structure no. 100310400000000
- Built
- 1979
- 46 years old
- Condition
- Good
- inspected March 2023
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 45 ft
- 1 main span
- Daily traffic
- 600
- 2021 count
- Owner
- County
- County Highway Agency
About this bridge
Ch 1 over Lake Creek is a prestressed concrete box beam or girders - multiple carrying Ch 1 over Lake Creek in Williamson County, Illinois. It was built in 1979, so it is 46 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 600 vehicles a day, roughly 16% of them trucks, projected to reach 606 by 2046. The structure is 45 ft (13.7 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 7 Good | Some minor problems. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Ch 1 over Lake Creek built?
It was built in 1979, making it 46 years old in 2025.
What condition is Ch 1 over Lake 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 March 2023.
How much traffic does Ch 1 over Lake Creek carry?
About 600 vehicles per day (2021 count), of which roughly 16% are trucks.
How long is Ch 1 over Lake Creek?
The structure is 45 ft (13.7 m) long with a longest span of 43 ft (13.1 m) and a deck 31 ft wide.
Who owns Ch 1 over Lake Creek?
It is owned by the County Highway Agency.