US Bridges

US 178 over Black Creek

Good

Lexington County, South Carolina · 5MI W of Pelion · Structure no. 000000000001968

Built
2004
21 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
180 ft
6 main spans
Daily traffic
3,200
2023 count
Owner
State
State Highway Agency

About this bridge

US 178 over Black Creek is a concrete continuous slab carrying US 178 over Black Creek in Lexington County, South Carolina. It was built in 2004, so it is 21 years old, younger than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,200 vehicles a day, roughly 18% of them trucks, projected to reach 5,088 by 2043. The structure is 180 ft (54.9 m) long and 47 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS 178
CrossesBlack Creek
Location5MI W of Pelion
RouteU.S. Route 178
Coordinates33.75391, -81.31927
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating59 US tons
Inventory rating45.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHL 93
Structure length180 ft (54.9 m)
Longest span30 ft (9.1 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,200 (2023)
Projected traffic5,088 by 2043
Trucks18%
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 US 178 over Black Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is US 178 over Black Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does US 178 over Black Creek carry?

About 3,200 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is US 178 over Black Creek?

The structure is 180 ft (54.9 m) long with a longest span of 30 ft (9.1 m) and a deck 47 ft wide.

Who owns US 178 over Black Creek?

It is owned by the State Highway Agency.