I-70 WB over Big Walnut Creek
FairPutnam County, Indiana · 04.51 W SR 243 · Structure no. 041540
- Built
- 1966
- 59 years old, rebuilt 1993
- Condition
- Fair
- inspected March 2023
- Type
- Stringer/Multi-beam or Girder
- Concrete Continuous
- Length
- 457 ft
- 6 main spans
- Daily traffic
- 34,117
- 2021 count
- Owner
- State
- State Highway Agency
About this bridge
I-70 WB over Big Walnut Creek is a concrete continuous stringer/multi-beam or girder carrying I-70 WB over Big Walnut Creek in Putnam County, Indiana. It was built in 1966 and reconstructed in 1993, so it is 59 years old, older than the Indiana average of 46.6 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 34,117 vehicles a day, roughly 51% of them trucks, projected to reach 32,100 by 2030. The structure is 457 ft (139.4 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 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 | 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 I-70 WB over Big Walnut Creek built?
It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1993.
What condition is I-70 WB over Big Walnut 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 March 2023.
How much traffic does I-70 WB over Big Walnut Creek carry?
About 34,117 vehicles per day (2021 count), of which roughly 51% are trucks.
How long is I-70 WB over Big Walnut Creek?
The structure is 457 ft (139.4 m) long with a longest span of 85 ft (25.9 m) and a deck 36 ft wide.
Who owns I-70 WB over Big Walnut Creek?
It is owned by the State Highway Agency.