US Bridges

Sc 3 over South Edisto River Swamp

Fair

Orangeburg County, South Carolina · 3MI SW of Springfield · Structure no. 000000000002228

Built
1955
70 years old
Condition
Fair
inspected November 2023
Type
Tee Beam
Concrete
Length
192 ft
6 main spans
Daily traffic
1,750
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 3 over South Edisto River Swamp is a concrete tee beam carrying Sc 3 over South Edisto River Swamp in Orangeburg County, South Carolina. It was built in 1955, so it is 70 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 1,750 vehicles a day, roughly 13% of them trucks, projected to reach 2,783 by 2043. The structure is 192 ft (58.5 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSc 3
CrossesSouth Edisto River Swamp
Location3MI SW of Springfield
RouteState Highway 3
Coordinates33.4672, -81.27363
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.1 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length192 ft (58.5 m)
Longest span32 ft (9.8 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,750 (2023)
Projected traffic2,783 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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 Sc 3 over South Edisto River Swamp built?

It was built in 1955, making it 70 years old in 2025.

What condition is Sc 3 over South Edisto River 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 November 2023.

How much traffic does Sc 3 over South Edisto River Swamp carry?

About 1,750 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Sc 3 over South Edisto River Swamp?

The structure is 192 ft (58.5 m) long with a longest span of 32 ft (9.8 m) and a deck 28 ft wide.

Who owns Sc 3 over South Edisto River Swamp?

It is owned by the State Highway Agency.