US Bridges

US 378 over Hard Labor Creek

Fair

McCormick County, South Carolina · 3.9MI NE of Mccormick · Structure no. 000000000001886

Built
1952
73 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Concrete
Length
230 ft
7 main spans
Daily traffic
1,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 378 over Hard Labor Creek is a concrete tee beam carrying US 378 over Hard Labor Creek in McCormick County, South Carolina. It was built in 1952, so it is 73 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 1,400 vehicles a day, roughly 13% of them trucks, projected to reach 2,226 by 2043. The structure is 230 ft (70.1 m) long and 28 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesUS 378
CrossesHard Labor Creek
Location3.9MI NE of Mccormick
RouteU.S. Route 378
Coordinates33.91882, -82.22451
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 15
Structure length230 ft (70.1 m)
Longest span40 ft (12.2 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2023)
Projected traffic2,226 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 US 378 over Hard Labor Creek built?

It was built in 1952, making it 73 years old in 2025.

What condition is US 378 over Hard Labor 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 June 2024.

How much traffic does US 378 over Hard Labor Creek carry?

About 1,400 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is US 378 over Hard Labor Creek?

The structure is 230 ft (70.1 m) long with a longest span of 40 ft (12.2 m) and a deck 28 ft wide.

Who owns US 378 over Hard Labor Creek?

It is owned by the State Highway Agency.