US Bridges

Sc 64 over Horseshoe Creek

Fair

Colleton County, South Carolina · 5 MI NW of Jacksonboro · Structure no. 000000000000121

Built
1921
104 years old, rebuilt 1943
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete
Length
44 ft
2 main spans
Daily traffic
5,600
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 64 over Horseshoe Creek is a concrete tee beam carrying Sc 64 over Horseshoe Creek in Colleton County, South Carolina. It was built in 1921 and reconstructed in 1943, so it is 104 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 5,600 vehicles a day, roughly 10% of them trucks, projected to reach 8,904 by 2043. The structure is 44 ft (13.4 m) long and 42 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesSc 64
CrossesHorseshoe Creek
Location5 MI NW of Jacksonboro
RouteState Highway 64
Coordinates32.81283, -80.53182
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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length44 ft (13.4 m)
Longest span22 ft (6.7 m)
Deck width42 ft (12.7 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,600 (2023)
Projected traffic8,904 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$75,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Sc 64 over Horseshoe Creek built?

It was built in 1921, making it 104 years old in 2025. It was reconstructed in 1943.

What condition is Sc 64 over Horseshoe 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 March 2024.

How much traffic does Sc 64 over Horseshoe Creek carry?

About 5,600 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Sc 64 over Horseshoe Creek?

The structure is 44 ft (13.4 m) long with a longest span of 22 ft (6.7 m) and a deck 42 ft wide.

Who owns Sc 64 over Horseshoe Creek?

It is owned by the State Highway Agency.