US 521 over Deep Creek
GoodClarendon County, South Carolina · 4MI E of Manning · Structure no. 000000000000402
- Built
- 2018
- 7 years old
- Condition
- Good
- inspected October 2023
- Type
- Slab
- Concrete Continuous
- Length
- 130 ft
- 3 main spans
- Daily traffic
- 3,800
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
US 521 over Deep Creek is a concrete continuous slab carrying US 521 over Deep Creek in Clarendon County, South Carolina. It was built in 2018, so it is 7 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 3,800 vehicles a day, roughly 13% of them trucks, projected to reach 6,612 by 2043. The structure is 130 ft (39.6 m) long and 47 ft wide. If it were closed, the detour would be 3.1 mi (5 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 | 9 Excellent | No problems noted. |
| Substructure | 9 Excellent | 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 US 521 over Deep Creek built?
It was built in 2018, making it 7 years old in 2025.
What condition is US 521 over Deep Creek 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 October 2023.
How much traffic does US 521 over Deep Creek carry?
About 3,800 vehicles per day (2023 count), of which roughly 13% are trucks.
How long is US 521 over Deep Creek?
The structure is 130 ft (39.6 m) long with a longest span of 50 ft (15.2 m) and a deck 47 ft wide.
Who owns US 521 over Deep Creek?
It is owned by the State Highway Agency.