US Bridges

S-28-58 over Gum Swamp Creek

Poor

Kershaw County, South Carolina · 6 MI N of Camden · Structure no. 000000000006995

Built
1977
48 years old
Condition
Poor
inspected August 2024
Type
Channel Beam
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
1,750
2023 count
Owner
State
State Highway Agency

About this bridge

S-28-58 over Gum Swamp Creek is a prestressed concrete channel beam carrying S-28-58 over Gum Swamp Creek in Kershaw County, South Carolina. It was built in 1977, so it is 48 years old, younger than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,750 vehicles a day, roughly 17% of them trucks, projected to reach 2,555 by 2043. The structure is 90 ft (27.4 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-28-58
CrossesGum Swamp Creek
Location6 MI N of Camden
RouteState Highway 58
Coordinates34.33993, -80.60408
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be 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 rating41.1 US tons
Inventory rating24.7 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+4 approach)
Design loadH 15
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,750 (2023)
Projected traffic2,555 by 2043
Trucks17%
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 S-28-58 over Gum Swamp Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is S-28-58 over Gum Swamp Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does S-28-58 over Gum Swamp Creek carry?

About 1,750 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is S-28-58 over Gum Swamp Creek?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 33 ft wide.

Who owns S-28-58 over Gum Swamp Creek?

It is owned by the State Highway Agency.