Swailes over Boone Creek
PoorMiami County, Ohio · 0.09 W of CR149 · Structure no. 5534631
- Built
- 1961
- 64 years old
- Condition
- Poor
- inspected February 2025
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 84 ft
- 3 main spans
- Daily traffic
- 2,062
- 2015 count
- Owner
- County
- County Highway Agency
About this bridge
Swailes over Boone Creek is a prestressed concrete box beam or girders - multiple carrying Swailes over Boone Creek in Miami County, Ohio. It was built in 1961, so it is 64 years old, older than the Ohio average of 47.3 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
It carries about 2,062 vehicles a day, roughly 5% of them trucks, projected to reach 2,862 by 2038. The structure is 84 ft (25.6 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Superstructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Substructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| 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 Swailes over Boone Creek built?
It was built in 1961, making it 64 years old in 2025.
What condition is Swailes over Boone Creek in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.
How much traffic does Swailes over Boone Creek carry?
About 2,062 vehicles per day (2015 count), of which roughly 5% are trucks.
How long is Swailes over Boone Creek?
The structure is 84 ft (25.6 m) long with a longest span of 26 ft (7.9 m) and a deck 24 ft wide.
Who owns Swailes over Boone Creek?
It is owned by the County Highway Agency.