S-17-30 over Bear Swamp
GoodDillon County, South Carolina · 2MI E Dillon · Structure no. 000000000001453
- Built
- 1948
- 77 years old
- Condition
- Good
- inspected June 2023
- Type
- Culvert
- Concrete
- Length
- 32 ft
- 3 main spans
- Daily traffic
- 700
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
S-17-30 over Bear Swamp is a concrete culvert carrying S-17-30 over Bear Swamp in Dillon County, South Carolina. It was built in 1948, so it is 77 years old, older 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 700 vehicles a day, roughly 6% of them trucks, projected to reach 1,022 by 2043. The structure is 32 ft (9.7 m) long and 34 ft wide. If it were closed, the detour would be 6.2 mi (10 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 |
|---|---|---|
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was S-17-30 over Bear Swamp built?
It was built in 1948, making it 77 years old in 2025.
What condition is S-17-30 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 June 2023.
How much traffic does S-17-30 over Bear Swamp carry?
About 700 vehicles per day (2023 count), of which roughly 6% are trucks.
How long is S-17-30 over Bear Swamp?
The structure is 32 ft (9.7 m) long with a longest span of 10 ft (3 m) and a deck 34 ft wide.
Who owns S-17-30 over Bear Swamp?
It is owned by the State Highway Agency.