I-95 NB over Lake Marion
FairClarendon County, South Carolina · 7MI S of Summerton · Structure no. 000000000005249
- Built
- 1968
- 57 years old
- Condition
- Fair
- inspected October 2023
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 4,500 ft
- 5 main spans
- Daily traffic
- 19,800
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I-95 NB over Lake Marion is a steel continuous stringer/multi-beam or girder carrying I-95 NB over Lake Marion in Clarendon County, South Carolina. It was built in 1968, so it is 57 years old, older 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 19,800 vehicles a day, roughly 22% of them trucks, projected to reach 34,650 by 2043. The structure is 4,500 ft (1,371.6 m) long and 35 ft wide. If it were closed, the detour would be 98.8 mi (159 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I-95 NB over Lake Marion built?
It was built in 1968, making it 57 years old in 2025.
What condition is I-95 NB over Lake Marion 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 October 2023.
How much traffic does I-95 NB over Lake Marion carry?
About 19,800 vehicles per day (2023 count), of which roughly 22% are trucks.
How long is I-95 NB over Lake Marion?
The structure is 4,500 ft (1,371.6 m) long with a longest span of 140 ft (42.7 m) and a deck 35 ft wide.
Who owns I-95 NB over Lake Marion?
It is owned by the State Highway Agency.