US Bridges

US 52 EB over Laurel Creek Swamp

Fair

Berkeley County, South Carolina · 10.2MI SW Moncks Corner · Structure no. 000000000005898

Built
1971
54 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete
Length
66 ft
3 main spans
Daily traffic
21,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 52 EB over Laurel Creek Swamp is a concrete slab carrying US 52 EB over Laurel Creek Swamp in Berkeley County, South Carolina. It was built in 1971, so it is 54 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 21,000 vehicles a day, roughly 7% of them trucks, projected to reach 30,030 by 2043. The structure is 66 ft (20.1 m) long and 43 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS 52 EB
CrossesLaurel Creek Swamp
Location10.2MI SW Moncks Corner
RouteU.S. Route 52
Coordinates33.05056, -80.03417
Functional classUrban Other Principal 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 protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length66 ft (20.1 m)
Longest span22 ft (6.7 m)
Deck width43 ft (13 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,000 (2023)
Projected traffic30,030 by 2043
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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 52 EB over Laurel Creek Swamp built?

It was built in 1971, making it 54 years old in 2025.

What condition is US 52 EB over Laurel Creek Swamp 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 October 2023.

How much traffic does US 52 EB over Laurel Creek Swamp carry?

About 21,000 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US 52 EB over Laurel Creek Swamp?

The structure is 66 ft (20.1 m) long with a longest span of 22 ft (6.7 m) and a deck 43 ft wide.

Who owns US 52 EB over Laurel Creek Swamp?

It is owned by the State Highway Agency.