US Bridges

Sc 23 over Gundy Creek

Good

Edgefield County, South Carolina · 12.6 MI SW of Edgefield · Structure no. 000000000000342

Built
1929
96 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
900
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 23 over Gundy Creek is a concrete culvert carrying Sc 23 over Gundy Creek in Edgefield County, South Carolina. It was built in 1929, so it is 96 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 900 vehicles a day, roughly 12% of them trucks, projected to reach 1,431 by 2043. The structure is 34 ft (10.4 m) long and 50 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesSc 23
CrossesGundy Creek
Location12.6 MI SW of Edgefield
RouteState Highway 23
Coordinates33.73888, -82.14027
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating32.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width50 ft (15.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2023)
Projected traffic1,431 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sc 23 over Gundy Creek built?

It was built in 1929, making it 96 years old in 2025.

What condition is Sc 23 over Gundy 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 January 2024.

How much traffic does Sc 23 over Gundy Creek carry?

About 900 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is Sc 23 over Gundy Creek?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 50 ft wide.

Who owns Sc 23 over Gundy Creek?

It is owned by the State Highway Agency.