CH-9 over Big Creek
GoodHamilton County, Illinois · 0.75 MI N Delafield · Structure no. 033322600000000
- Built
- 1986
- 39 years old
- Condition
- Good
- inspected February 2022
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 90 ft
- 2 main spans
- Daily traffic
- 700
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
CH-9 over Big Creek is a prestressed concrete box beam or girders - multiple carrying CH-9 over Big Creek in Hamilton County, Illinois. It was built in 1986, so it is 39 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 700 vehicles a day, roughly 30% of them trucks, projected to reach 10 by 2046. The structure is 90 ft (27.4 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 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 | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was CH-9 over Big Creek built?
It was built in 1986, making it 39 years old in 2025.
What condition is CH-9 over Big 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 2022.
How much traffic does CH-9 over Big Creek carry?
About 700 vehicles per day (2022 count), of which roughly 30% are trucks.
How long is CH-9 over Big Creek?
The structure is 90 ft (27.4 m) long with a longest span of 48 ft (14.6 m) and a deck 24 ft wide.
Who owns CH-9 over Big Creek?
It is owned by the County Highway Agency.