SR 81 over Blanchard River
GoodHardin County, Ohio · 3.47 MI East of Usr 68 · Structure no. 3301176
- Built
- 1963
- 62 years old, rebuilt 2002
- Condition
- Good
- inspected June 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 160 ft
- 3 main spans
- Daily traffic
- 695
- 2015 count
- Owner
- State
- State Highway Agency
About this bridge
SR 81 over Blanchard River is a steel continuous stringer/multi-beam or girder carrying SR 81 over Blanchard River in Hardin County, Ohio. It was built in 1963 and reconstructed in 2002, so it is 62 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 695 vehicles a day, roughly 5% of them trucks, projected to reach 965 by 2035. The structure is 160 ft (48.9 m) long and 36 ft wide. If it were closed, the detour would be 8.1 mi (13 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 | 8 Very Good | No problems noted. |
| 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 SR 81 over Blanchard River built?
It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2002.
What condition is SR 81 over Blanchard 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 June 2024.
How much traffic does SR 81 over Blanchard River carry?
About 695 vehicles per day (2015 count), of which roughly 5% are trucks.
How long is SR 81 over Blanchard River?
The structure is 160 ft (48.9 m) long with a longest span of 60 ft (18.3 m) and a deck 36 ft wide.
Who owns SR 81 over Blanchard River?
It is owned by the State Highway Agency.