US Bridges

US 278 WB over Brickyard Swamp

Fair

Jasper County, South Carolina · 3 MI NE of Hardeeville · Structure no. 000000000008881

Built
1995
30 years old
Condition
Fair
inspected December 2023
Type
Slab
Concrete Continuous
Length
90 ft
3 main spans
Daily traffic
16,300
2023 count
Owner
State
State Highway Agency

About this bridge

US 278 WB over Brickyard Swamp is a concrete continuous slab carrying US 278 WB over Brickyard Swamp in Jasper County, South Carolina. It was built in 1995, so it is 30 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 16,300 vehicles a day, roughly 7% of them trucks, projected to reach 19,560 by 2043. The structure is 90 ft (27.4 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 278 WB
CrossesBrickyard Swamp
Location3 MI NE of Hardeeville
RouteU.S. Route 278
Coordinates32.30722, -81.04583
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating48.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,300 (2023)
Projected traffic19,560 by 2043
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 278 WB over Brickyard Swamp built?

It was built in 1995, making it 30 years old in 2025.

What condition is US 278 WB over Brickyard 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 December 2023.

How much traffic does US 278 WB over Brickyard Swamp carry?

About 16,300 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US 278 WB over Brickyard Swamp?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 47 ft wide.

Who owns US 278 WB over Brickyard Swamp?

It is owned by the State Highway Agency.