US Bridges

Sc 6 over Congaree Creek

Fair

Lexington County, South Carolina · 7 MI S of Lexington · Structure no. 000000000001741

Built
1935
90 years old, rebuilt 1974
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
18,000
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 6 over Congaree Creek is a concrete culvert carrying Sc 6 over Congaree Creek in Lexington County, South Carolina. It was built in 1935 and reconstructed in 1974, so it is 90 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 18,000 vehicles a day, roughly 5% of them trucks, projected to reach 24,300 by 2043. The structure is 34 ft (10.4 m) long and 63 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesSc 6
CrossesCongaree Creek
Location7 MI S of Lexington
RouteState Highway 6
CountyLexington County
StateSouth Carolina
Coordinates33.88382, -81.21957
Functional classUrban 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.9 US tons
Inventory rating23.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width63 ft (19.2 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2023)
Projected traffic24,300 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 6 over Congaree Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1974.

What condition is Sc 6 over Congaree Creek 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 September 2023.

How much traffic does Sc 6 over Congaree Creek carry?

About 18,000 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Sc 6 over Congaree Creek?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 63 ft wide.

Who owns Sc 6 over Congaree Creek?

It is owned by the State Highway Agency.