US Bridges

Sc 527 over Pudding Swamp

Fair

Williamsburg County, South Carolina · 6.5 MI NW of Kingstree · Structure no. 000000000007955

Built
1985
40 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
420 ft
14 main spans
Daily traffic
2,800
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 527 over Pudding Swamp is a concrete slab carrying Sc 527 over Pudding Swamp in Williamsburg County, South Carolina. It was built in 1985, so it is 40 years old, younger 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 2,800 vehicles a day, roughly 19% of them trucks, projected to reach 4,452 by 2043. The structure is 420 ft (128 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSc 527
CrossesPudding Swamp
Location6.5 MI NW of Kingstree
RouteState Highway 527
CountyWilliamsburg County
StateSouth Carolina
Coordinates33.72893, -79.94493
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
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 inspectionNovember 2024
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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans14
Design loadHS 20
Structure length420 ft (128 m)
Longest span30 ft (9.1 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2023)
Projected traffic4,452 by 2043
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Sc 527 over Pudding Swamp built?

It was built in 1985, making it 40 years old in 2025.

What condition is Sc 527 over Pudding 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 November 2024.

How much traffic does Sc 527 over Pudding Swamp carry?

About 2,800 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is Sc 527 over Pudding Swamp?

The structure is 420 ft (128 m) long with a longest span of 30 ft (9.1 m) and a deck 47 ft wide.

Who owns Sc 527 over Pudding Swamp?

It is owned by the State Highway Agency.