S-17-858 over Bear Swamp
GoodDillon County, South Carolina · 4.5 MI E Dillon · Structure no. 000000000008067
- Built
- 1987
- 38 years old
- Condition
- Good
- inspected February 2025
- Type
- Slab
- Concrete
- Length
- 45 ft
- 3 main spans
- Daily traffic
- 75
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
S-17-858 over Bear Swamp is a concrete slab carrying S-17-858 over Bear Swamp in Dillon County, South Carolina. It was built in 1987, so it is 38 years old, younger than the South Carolina average of 48 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 75 vehicles a day, projected to reach 96 by 2043. The structure is 45 ft (13.7 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 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 | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| 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 S-17-858 over Bear Swamp built?
It was built in 1987, making it 38 years old in 2025.
What condition is S-17-858 over Bear Swamp 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 2025.
How much traffic does S-17-858 over Bear Swamp carry?
About 75 vehicles per day (2023 count).
How long is S-17-858 over Bear Swamp?
The structure is 45 ft (13.7 m) long with a longest span of 15 ft (4.6 m) and a deck 36 ft wide.
Who owns S-17-858 over Bear Swamp?
It is owned by the State Highway Agency.