US Bridges

I-95 NB over Bagshaw Swamp

Fair

Jasper County, South Carolina · 6.5MI N of Hardeeville · Structure no. 000000000005324

Built
1968
57 years old
Condition
Fair
inspected February 2024
Type
Tee Beam
Concrete
Length
120 ft
4 main spans
Daily traffic
29,700
2023 count
Owner
State
State Highway Agency

About this bridge

I-95 NB over Bagshaw Swamp is a concrete tee beam carrying I-95 NB over Bagshaw Swamp in Jasper 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 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 29,700 vehicles a day, roughly 22% of them trucks. The structure is 120 ft (36.6 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-95 NB
CrossesBagshaw Swamp
Location6.5MI N of Hardeeville
RouteInterstate 95
Coordinates32.37715, -81.03006
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.8 US tons
Inventory rating32.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span30 ft (9.1 m)
Deck width41 ft (12.4 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,700 (2023)
Projected traffic—
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-95 NB over Bagshaw Swamp built?

It was built in 1968, making it 57 years old in 2025.

What condition is I-95 NB over Bagshaw 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 February 2024.

How much traffic does I-95 NB over Bagshaw Swamp carry?

About 29,700 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is I-95 NB over Bagshaw Swamp?

The structure is 120 ft (36.6 m) long with a longest span of 30 ft (9.1 m) and a deck 41 ft wide.

Who owns I-95 NB over Bagshaw Swamp?

It is owned by the State Highway Agency.