SB I-294 over Flagg Creek
GoodCook County, Illinois · 0.2 M N US 66 · Structure no. 016962700000000
- Built
- 2021
- 4 years old
- Condition
- Good
- inspected April 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 135 ft
- 1 main span
- Daily traffic
- 63,750
- 2024 count
- Owner
- Toll Authority
- State Toll Authority
About this bridge
SB I-294 over Flagg Creek is a prestressed concrete stringer/multi-beam or girder carrying SB I-294 over Flagg Creek in Cook County, Illinois. It was built in 2021, so it is 4 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 63,750 vehicles a day, roughly 19% of them trucks, projected to reach 59,750 by 2046. The structure is 135 ft (41.3 m) long and 83 ft wide. If it were closed, the detour would be 1.2 mi (2 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 | 9 Excellent | No problems noted. |
| Superstructure | 9 Excellent | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| 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 SB I-294 over Flagg Creek built?
It was built in 2021, making it 4 years old in 2025.
What condition is SB I-294 over Flagg 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 April 2023.
How much traffic does SB I-294 over Flagg Creek carry?
About 63,750 vehicles per day (2024 count), of which roughly 19% are trucks.
How long is SB I-294 over Flagg Creek?
The structure is 135 ft (41.3 m) long with a longest span of 129 ft (39.3 m) and a deck 83 ft wide.
Who owns SB I-294 over Flagg Creek?
It is owned by the State Toll Authority.