S-17-61 over Hayes Swamp
PoorDillon County, South Carolina · 2MI N Dillon · Structure no. 000000000002326
- Built
- 1956
- 69 years old
- Condition
- Poor
- inspected February 2025
- Type
- Slab
- Concrete
- Length
- 99 ft
- 7 main spans
- Daily traffic
- 550
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
S-17-61 over Hayes Swamp is a concrete slab carrying S-17-61 over Hayes Swamp in Dillon County, South Carolina. It was built in 1956, so it is 69 years old, older than the South Carolina average of 48 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 550 vehicles a day, roughly 7% of them trucks, projected to reach 803 by 2043. The structure is 99 ft (30.2 m) long and 26 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was S-17-61 over Hayes Swamp built?
It was built in 1956, making it 69 years old in 2025.
What condition is S-17-61 over Hayes Swamp 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 S-17-61 over Hayes Swamp carry?
About 550 vehicles per day (2023 count), of which roughly 7% are trucks.
How long is S-17-61 over Hayes Swamp?
The structure is 99 ft (30.2 m) long with a longest span of 14 ft (4.4 m) and a deck 26 ft wide.
Who owns S-17-61 over Hayes Swamp?
It is owned by the State Highway Agency.