I-71 SB over Alum Creek
GoodDelaware County, Ohio · 2.87 MI N of Franklin CO · Structure no. 2102072
- Built
- 1959
- 66 years old, rebuilt 2001
- Condition
- Good
- inspected September 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 293 ft
- 4 main spans
- Daily traffic
- 41,597
- 2015 count
- Owner
- State
- State Highway Agency
About this bridge
I-71 SB over Alum Creek is a steel continuous stringer/multi-beam or girder carrying I-71 SB over Alum Creek in Delaware County, Ohio. It was built in 1959 and reconstructed in 2001, so it is 66 years old, older than the Ohio average of 47.3 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 41,597 vehicles a day, roughly 17% of them trucks, projected to reach 57,737 by 2035. The structure is 293 ft (89.3 m) long and 67 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 | 7 Good | Some minor problems. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I-71 SB over Alum Creek built?
It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2001.
What condition is I-71 SB over Alum 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 2024.
How much traffic does I-71 SB over Alum Creek carry?
About 41,597 vehicles per day (2015 count), of which roughly 17% are trucks.
How long is I-71 SB over Alum Creek?
The structure is 293 ft (89.3 m) long with a longest span of 80 ft (24.4 m) and a deck 67 ft wide.
Who owns I-71 SB over Alum Creek?
It is owned by the State Highway Agency.