TR 77 over Walnut Creek
GoodScott County, Illinois · 3 MI Wnw Winchester · Structure no. 086351600000000
- Built
- 1964
- 61 years old
- Condition
- Good
- inspected September 2023
- Type
- Slab
- Concrete Continuous
- Length
- 94 ft
- 3 main spans
- Daily traffic
- 75
- 2020 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
TR 77 over Walnut Creek is a concrete continuous slab carrying TR 77 over Walnut Creek in Scott County, Illinois. It was built in 1964, so it is 61 years old, older 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 75 vehicles a day, projected to reach 76 by 2046. The structure is 94 ft (28.7 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was TR 77 over Walnut Creek built?
It was built in 1964, making it 61 years old in 2025.
What condition is TR 77 over Walnut 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 September 2023.
How much traffic does TR 77 over Walnut Creek carry?
About 75 vehicles per day (2020 count).
How long is TR 77 over Walnut Creek?
The structure is 94 ft (28.7 m) long with a longest span of 35 ft (10.7 m) and a deck 24 ft wide.
Who owns TR 77 over Walnut Creek?
It is owned by the Town or Township Highway Agency.