I-172 & Ill 336 SB over US 24
GoodAdams County, Illinois · US 24 & Il 336 JCT · Structure no. 001008000000000
- Built
- 1994
- 31 years old
- Condition
- Good
- inspected December 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 164 ft
- 2 main spans
- Daily traffic
- 3,675
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I-172 & Ill 336 SB over US 24 is a prestressed concrete stringer/multi-beam or girder carrying I-172 & Ill 336 SB over US 24 in Adams 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 3,675 vehicles a day, roughly 11% of them trucks, projected to reach 3,737 by 2046. The structure is 164 ft (50 m) long and 43 ft wide.
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 | 8 Very Good | No problems noted. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I-172 & Ill 336 SB over US 24 built?
It was built in 1994, making it 31 years old in 2025.
What condition is I-172 & Ill 336 SB over US 24 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 December 2024.
How much traffic does I-172 & Ill 336 SB over US 24 carry?
About 3,675 vehicles per day (2023 count), of which roughly 11% are trucks.
How long is I-172 & Ill 336 SB over US 24?
The structure is 164 ft (50 m) long with a longest span of 81 ft (24.6 m) and a deck 43 ft wide.
Who owns I-172 & Ill 336 SB over US 24?
It is owned by the State Highway Agency.