S-45-121 over Poplar Hill Branch
FairPosted for loadWilliamsburg County, South Carolina · 2.5 MI S of Hemingway · Structure no. 000000000009376
- Built
- 1998
- 27 years old
- Condition
- Fair
- inspected September 2023
- Type
- Slab
- Concrete
- Length
- 45 ft
- 3 main spans
- Daily traffic
- 600
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
S-45-121 over Poplar Hill Branch is a concrete slab carrying S-45-121 over Poplar Hill Branch in Williamsburg County, South Carolina. It was built in 1998, so it is 27 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.
It carries about 600 vehicles a day, roughly 9% of them trucks, projected to reach 876 by 2043. The structure is 45 ft (13.7 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was S-45-121 over Poplar Hill Branch built?
It was built in 1998, making it 27 years old in 2025.
What condition is S-45-121 over Poplar Hill Branch 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 September 2023.
How much traffic does S-45-121 over Poplar Hill Branch carry?
About 600 vehicles per day (2023 count), of which roughly 9% are trucks.
How long is S-45-121 over Poplar Hill Branch?
The structure is 45 ft (13.7 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.
Who owns S-45-121 over Poplar Hill Branch?
It is owned by the State Highway Agency.