Il 4 over Mud Creek Overflow
GoodSt. Clair County, Illinois · 0.56 MI N Marissa · Structure no. 082203200000000
- Built
- 1992
- 33 years old
- Condition
- Good
- inspected October 2023
- Type
- Culvert
- Concrete
- Length
- 35 ft
- 3 main spans
- Daily traffic
- 1,550
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
Il 4 over Mud Creek Overflow is a concrete culvert carrying Il 4 over Mud Creek Overflow in St. Clair County, Illinois. It was built in 1992, so it is 33 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 1,550 vehicles a day, roughly 33% of them trucks, projected to reach 1,465 by 2046. The structure is 35 ft (10.8 m) long. If it were closed, the detour would be 39.1 mi (63 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 |
|---|---|---|
| Channel and channel protection | 8 Very Good | No problems noted. |
| Culvert | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Il 4 over Mud Creek Overflow built?
It was built in 1992, making it 33 years old in 2025.
What condition is Il 4 over Mud Creek Overflow 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 October 2023.
How much traffic does Il 4 over Mud Creek Overflow carry?
About 1,550 vehicles per day (2023 count), of which roughly 33% are trucks.
How long is Il 4 over Mud Creek Overflow?
The structure is 35 ft (10.8 m) long with a longest span of 12 ft (3.6 m).
Who owns Il 4 over Mud Creek Overflow?
It is owned by the State Highway Agency.