US Bridges

S-43-59 over Pudding Swamp

Good

Sumter County, South Carolina · 10 MI E of Mayesville · Structure no. 000000000002857

Built
1958
67 years old
Condition
Good
inspected June 2023
Type
Slab
Concrete
Length
75 ft
5 main spans
Daily traffic
225
2023 count
Owner
State
State Highway Agency

About this bridge

S-43-59 over Pudding Swamp is a concrete slab carrying S-43-59 over Pudding Swamp in Sumter County, South Carolina. It was built in 1958, so it is 67 years old, older 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 225 vehicles a day, roughly 5% of them trucks, projected to reach 329 by 2043. The structure is 75 ft (22.9 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS-43-59
CrossesPudding Swamp
Location10 MI E of Mayesville
RouteState Highway 59
Coordinates33.93823, -80.04614
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.6 US tons
Inventory rating20.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadH 10
Structure length75 ft (22.9 m)
Longest span15 ft (4.6 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2023)
Projected traffic329 by 2043
Trucks5%
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 S-43-59 over Pudding Swamp built?

It was built in 1958, making it 67 years old in 2025.

What condition is S-43-59 over Pudding Swamp 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 June 2023.

How much traffic does S-43-59 over Pudding Swamp carry?

About 225 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-43-59 over Pudding Swamp?

The structure is 75 ft (22.9 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.

Who owns S-43-59 over Pudding Swamp?

It is owned by the State Highway Agency.