L-635/HYDE Park RD over Caw Caw Swamp
FairCharleston County, South Carolina · 4.5 MI W Ravenel · Structure no. 000000000008978
- Built
- 1996
- 29 years old
- Condition
- Fair
- inspected July 2023
- Type
- Slab
- Prestressed Concrete
- Length
- 54 ft
- 2 main spans
- Daily traffic
- 225
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
L-635/HYDE Park RD over Caw Caw Swamp is a prestressed concrete slab carrying L-635/HYDE Park RD over Caw Caw Swamp in Charleston County, South Carolina. It was built in 1996, so it is 29 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.
It carries about 225 vehicles a day, roughly 5% of them trucks, projected to reach 288 by 2043. The structure is 54 ft (16.5 m) long and 39 ft wide. If it were closed, the detour would be 11.8 mi (19 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 | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was L-635/HYDE Park RD over Caw Caw Swamp built?
It was built in 1996, making it 29 years old in 2025.
What condition is L-635/HYDE Park RD over Caw Caw 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 July 2023.
How much traffic does L-635/HYDE Park RD over Caw Caw Swamp carry?
About 225 vehicles per day (2023 count), of which roughly 5% are trucks.
How long is L-635/HYDE Park RD over Caw Caw Swamp?
The structure is 54 ft (16.5 m) long with a longest span of 27 ft (8.2 m) and a deck 39 ft wide.
Who owns L-635/HYDE Park RD over Caw Caw Swamp?
It is owned by the County Highway Agency.