US Bridges

US 278 over I-95

Fair

Jasper County, South Carolina · 2.4MI NE Hardeeville · Structure no. 000000000005328

Built
1968
57 years old, rebuilt 1995
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
228 ft
4 main spans
Daily traffic
5,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 278 over I-95 is a steel stringer/multi-beam or girder carrying US 278 over I-95 in Jasper County, South Carolina. It was built in 1968 and reconstructed in 1995, 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 5,000 vehicles a day, roughly 11% of them trucks, projected to reach 5,600 by 2043. The structure is 228 ft (69.5 m) long and 87 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS 278
CrossesI-95
Location2.4MI NE Hardeeville
RouteU.S. Route 278
Coordinates32.31226, -81.05954
Functional classRural Minor Arterial

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.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.9 US tons
Inventory rating29.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length228 ft (69.5 m)
Longest span61 ft (18.6 m)
Deck width87 ft (26.5 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2023)
Projected traffic5,600 by 2043
Trucks11%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 278 over I-95 built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1995.

What condition is US 278 over I-95 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 December 2023.

How much traffic does US 278 over I-95 carry?

About 5,000 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 278 over I-95?

The structure is 228 ft (69.5 m) long with a longest span of 61 ft (18.6 m) and a deck 87 ft wide.

Who owns US 278 over I-95?

It is owned by the State Highway Agency.