S-34-19 over Smith Swamp
FairMarion County, South Carolina · In Marion · Structure no. 000000000007392
- Built
- 1980
- 45 years old
- Condition
- Fair
- inspected June 2023
- Type
- Slab
- Concrete
- Length
- 75 ft
- 5 main spans
- Daily traffic
- 2,700
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
S-34-19 over Smith Swamp is a concrete slab carrying S-34-19 over Smith Swamp in Marion County, South Carolina. It was built in 1980, so it is 45 years old, younger than the South Carolina average of 48 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 2,700 vehicles a day, roughly 6% of them trucks, projected to reach 3,807 by 2043. The structure is 75 ft (22.9 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, 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-34-19 over Smith Swamp built?
It was built in 1980, making it 45 years old in 2025.
What condition is S-34-19 over Smith Swamp in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.
How much traffic does S-34-19 over Smith Swamp carry?
About 2,700 vehicles per day (2023 count), of which roughly 6% are trucks.
How long is S-34-19 over Smith Swamp?
The structure is 75 ft (22.9 m) long with a longest span of 15 ft (4.6 m) and a deck 33 ft wide.
Who owns S-34-19 over Smith Swamp?
It is owned by the State Highway Agency.