US Bridges

US 52 Bus over Swift Creek

Good

Darlington County, South Carolina · In Darlington · Structure no. 000000000010439

Built
2023
2 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete Continuous
Length
160 ft
5 main spans
Daily traffic
6,300
2023 count
Owner
State
State Highway Agency

About this bridge

US 52 Bus over Swift Creek is a concrete continuous slab carrying US 52 Bus over Swift Creek in Darlington County, South Carolina. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,300 vehicles a day, roughly 5% of them trucks, projected to reach 4,221 by 2043. The structure is 160 ft (48.8 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS 52 Bus
CrossesSwift Creek
LocationIn Darlington
RouteU.S. Route 52
Coordinates34.30727, -79.87432
Functional classUrban 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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating55 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length160 ft (48.8 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.6 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2023)
Projected traffic4,221 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 52 Bus over Swift Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is US 52 Bus over Swift 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 April 2023.

How much traffic does US 52 Bus over Swift Creek carry?

About 6,300 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is US 52 Bus over Swift Creek?

The structure is 160 ft (48.8 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns US 52 Bus over Swift Creek?

It is owned by the State Highway Agency.