Thunderbird Trail over Klein Creek
FairDuPage County, Illinois · 150 Ft E Silverleaf · Structure no. 022620200000000
- Built
- 1974
- 51 years old
- Condition
- Fair
- inspected August 2024
- Type
- Slab
- Concrete Continuous
- Length
- 23 ft
- 2 main spans
- Daily traffic
- 950
- 2024 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
Thunderbird Trail over Klein Creek is a concrete continuous slab carrying Thunderbird Trail over Klein Creek in DuPage County, Illinois. It was built in 1974, so it is 51 years old, older than the Illinois average of 45.3 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 950 vehicles a day, roughly 8% of them trucks, projected to reach 783 by 2046. The structure is 23 ft (6.9 m) long and 80 ft wide. If it were closed, the detour would be 1.9 mi (3 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| 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 Thunderbird Trail over Klein Creek built?
It was built in 1974, making it 51 years old in 2025.
What condition is Thunderbird Trail over Klein Creek in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.
How much traffic does Thunderbird Trail over Klein Creek carry?
About 950 vehicles per day (2024 count), of which roughly 8% are trucks.
How long is Thunderbird Trail over Klein Creek?
The structure is 23 ft (6.9 m) long with a longest span of 11 ft (3.3 m) and a deck 80 ft wide.
Who owns Thunderbird Trail over Klein Creek?
It is owned by the City or Municipal Highway Agency.