US Bridges

Sc 394 over Salley Branch

Fair

Orangeburg County, South Carolina · 0.1MI E of Aiken CO LN · Structure no. 000000000000359

Built
1929
96 years old, rebuilt 1948
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
425
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 394 over Salley Branch is a concrete culvert carrying Sc 394 over Salley Branch in Orangeburg County, South Carolina. It was built in 1929 and reconstructed in 1948, so it is 96 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 425 vehicles a day, roughly 4% of them trucks, projected to reach 621 by 2043. The structure is 32 ft (9.7 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSc 394
CrossesSalley Branch
Location0.1MI E of Aiken CO LN
RouteState Highway 394
CountyOrangeburg County
StateSouth Carolina
Coordinates33.56563, -81.28566
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating26.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length32 ft (9.7 m)
Longest span10 ft (3 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic425 (2023)
Projected traffic621 by 2043
Trucks4%
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 394 over Salley Branch built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1948.

What condition is Sc 394 over Salley Branch 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 394 over Salley Branch carry?

About 425 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Sc 394 over Salley Branch?

The structure is 32 ft (9.7 m) long with a longest span of 10 ft (3 m) and a deck 34 ft wide.

Who owns Sc 394 over Salley Branch?

It is owned by the State Highway Agency.