S-43-81 over Alligator Branch
GoodSumter County, South Carolina · 5 MI E of Sumter · Structure no. 000000000002094
- Built
- 2017
- 8 years old
- Condition
- Good
- inspected June 2023
- Type
- Box Beam or Girders - Single or Spread
- Prestressed Concrete
- Length
- 50 ft
- 1 main span
- Daily traffic
- 425
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
S-43-81 over Alligator Branch is a prestressed concrete box beam or girders - single or spread carrying S-43-81 over Alligator Branch in Sumter County, South Carolina. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 425 vehicles a day, roughly 18% of them trucks. The structure is 50 ft (15.2 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 | 8 Very Good | No problems noted. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was S-43-81 over Alligator Branch built?
It was built in 2017, making it 8 years old in 2025.
What condition is S-43-81 over Alligator Branch 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-43-81 over Alligator Branch carry?
About 425 vehicles per day (2023 count), of which roughly 18% are trucks.
How long is S-43-81 over Alligator Branch?
The structure is 50 ft (15.2 m) long with a longest span of 50 ft (15.2 m) and a deck 36 ft wide.
Who owns S-43-81 over Alligator Branch?
It is owned by the State Highway Agency.