SR 646 over Irish Creek
GoodHarrison County, Ohio · 2.14 MI N of JCT SR 151 · Structure no. 3403009
- Built
- 1954
- 71 years old, rebuilt 1999
- Condition
- Good
- inspected February 2023
- Type
- Slab
- Concrete Continuous
- Length
- 79 ft
- 3 main spans
- Daily traffic
- 515
- 2015 count
- Owner
- State
- State Highway Agency
About this bridge
SR 646 over Irish Creek is a concrete continuous slab carrying SR 646 over Irish Creek in Harrison County, Ohio. It was built in 1954 and reconstructed in 1999, so it is 71 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 515 vehicles a day, roughly 14% of them trucks, projected to reach 715 by 2035. The structure is 79 ft (24.2 m) long and 32 ft wide. If it were closed, the detour would be 19.3 mi (31 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 | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SR 646 over Irish Creek built?
It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1999.
What condition is SR 646 over Irish 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 February 2023.
How much traffic does SR 646 over Irish Creek carry?
About 515 vehicles per day (2015 count), of which roughly 14% are trucks.
How long is SR 646 over Irish Creek?
The structure is 79 ft (24.2 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.
Who owns SR 646 over Irish Creek?
It is owned by the State Highway Agency.