47th ST over Des Plaines River
GoodCook County, Illinois · 0.5 M W Il 43 · Structure no. 016274000000000
- Built
- 2002
- 23 years old
- Condition
- Good
- inspected August 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete Continuous
- Length
- 499 ft
- 4 main spans
- Daily traffic
- 5,600
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
47th ST over Des Plaines River is a prestressed concrete continuous stringer/multi-beam or girder carrying 47th ST over Des Plaines River in Cook County, Illinois. It was built in 2002, so it is 23 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 5,600 vehicles a day, roughly 7% of them trucks, projected to reach 5,757 by 2046. The structure is 499 ft (152 m) long and 70 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. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was 47th ST over Des Plaines River built?
It was built in 2002, making it 23 years old in 2025.
What condition is 47th ST over Des Plaines River 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 August 2023.
How much traffic does 47th ST over Des Plaines River carry?
About 5,600 vehicles per day (2023 count), of which roughly 7% are trucks.
How long is 47th ST over Des Plaines River?
The structure is 499 ft (152 m) long with a longest span of 123 ft (37.4 m) and a deck 70 ft wide.
Who owns 47th ST over Des Plaines River?
It is owned by the State Highway Agency.