US Bridges

Sc 39 over South Edisto River

Fair

Barnwell County, South Carolina · Orangeburg CO LN · Structure no. 000000000005214

Built
1968
57 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete
Length
330 ft
11 main spans
Daily traffic
1,350
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 39 over South Edisto River is a concrete slab carrying Sc 39 over South Edisto River in Barnwell 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 1,350 vehicles a day, roughly 13% of them trucks, projected to reach 2,147 by 2043. The structure is 330 ft (100.6 m) long and 34 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesSc 39
CrossesSouth Edisto River
LocationOrangeburg CO LN
RouteState Highway 39
Coordinates33.47837, -81.31323
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating34.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length330 ft (100.6 m)
Longest span30 ft (9.1 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,350 (2023)
Projected traffic2,147 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

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 Sc 39 over South Edisto River built?

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

What condition is Sc 39 over South Edisto River 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 June 2024.

How much traffic does Sc 39 over South Edisto River carry?

About 1,350 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Sc 39 over South Edisto River?

The structure is 330 ft (100.6 m) long with a longest span of 30 ft (9.1 m) and a deck 34 ft wide.

Who owns Sc 39 over South Edisto River?

It is owned by the State Highway Agency.