US Bridges

US 15 over Horse Range Creek

Fair

Orangeburg County, South Carolina · 8MI NW of Holly Hill · Structure no. 000000000001259

Built
1942
83 years old
Condition
Fair
inspected August 2023
Type
Tee Beam
Concrete
Length
66 ft
3 main spans
Daily traffic
2,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 15 over Horse Range Creek is a concrete tee beam carrying US 15 over Horse Range Creek in Orangeburg County, South Carolina. It was built in 1942, so it is 83 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 2,400 vehicles a day, roughly 22% of them trucks, projected to reach 3,504 by 2043. The structure is 66 ft (20.1 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS 15
CrossesHorse Range Creek
Location8MI NW of Holly Hill
RouteU.S. Route 15
CountyOrangeburg County
StateSouth Carolina
Coordinates33.39478, -80.4862
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.9 US tons
Inventory rating23.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length66 ft (20.1 m)
Longest span22 ft (6.7 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2023)
Projected traffic3,504 by 2043
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$191,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 15 over Horse Range Creek built?

It was built in 1942, making it 83 years old in 2025.

What condition is US 15 over Horse Range 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 August 2023.

How much traffic does US 15 over Horse Range Creek carry?

About 2,400 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is US 15 over Horse Range Creek?

The structure is 66 ft (20.1 m) long with a longest span of 22 ft (6.7 m) and a deck 28 ft wide.

Who owns US 15 over Horse Range Creek?

It is owned by the State Highway Agency.