US Bridges

Sc 391 over Little Saluda River

Fair

Saluda County, South Carolina · 13.1 MI NE of Saluda · Structure no. 000000000008384

Built
1990
35 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
432 ft
4 main spans
Daily traffic
5,000
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 391 over Little Saluda River is a steel continuous stringer/multi-beam or girder carrying Sc 391 over Little Saluda River in Saluda County, South Carolina. It was built in 1990, so it is 35 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 5,000 vehicles a day, roughly 16% of them trucks, projected to reach 7,950 by 2043. The structure is 432 ft (131.7 m) long and 47 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesSc 391
CrossesLittle Saluda River
Location13.1 MI NE of Saluda
RouteState Highway 391
Coordinates34.0796, -81.56188
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
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 geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.9 US tons
Inventory rating21.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length432 ft (131.7 m)
Longest span120 ft (36.6 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2023)
Projected traffic7,950 by 2043
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 391 over Little Saluda River built?

It was built in 1990, making it 35 years old in 2025.

What condition is Sc 391 over Little Saluda 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 August 2024.

How much traffic does Sc 391 over Little Saluda River carry?

About 5,000 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is Sc 391 over Little Saluda River?

The structure is 432 ft (131.7 m) long with a longest span of 120 ft (36.6 m) and a deck 47 ft wide.

Who owns Sc 391 over Little Saluda River?

It is owned by the State Highway Agency.