SR 18 over Sandusky River
GoodSeneca County, Ohio · 1800 Ft. East of SR 53 · Structure no. 7400675
- Built
- 1994
- 31 years old
- Condition
- Good
- inspected August 2023
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 256 ft
- 3 main spans
- Daily traffic
- 8,029
- 2015 count
- Owner
- State
- State Highway Agency
About this bridge
SR 18 over Sandusky River is a steel continuous stringer/multi-beam or girder carrying SR 18 over Sandusky River in Seneca County, Ohio. It was built in 1994, so it is 31 years old, younger 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 8,029 vehicles a day, roughly 4% of them trucks, projected to reach 11,144 by 2035. The structure is 256 ft (78 m) long and 57 ft wide. If it were closed, the detour would be 24.2 mi (39 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SR 18 over Sandusky River built?
It was built in 1994, making it 31 years old in 2025.
What condition is SR 18 over Sandusky 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 August 2023.
How much traffic does SR 18 over Sandusky River carry?
About 8,029 vehicles per day (2015 count), of which roughly 4% are trucks.
How long is SR 18 over Sandusky River?
The structure is 256 ft (78 m) long with a longest span of 97 ft (29.6 m) and a deck 57 ft wide.
Who owns SR 18 over Sandusky River?
It is owned by the State Highway Agency.