US Bridges

S-29-379 over Cedar Creek

Good

Lancaster County, South Carolina · 7.2MI SW Heath Springs · Structure no. 000000000000946

Built
1939
86 years old
Condition
Good
inspected June 2024
Type
Culvert
Steel
Length
48 ft
2 main spans
Daily traffic
75
2023 count
Owner
State
State Highway Agency

About this bridge

S-29-379 over Cedar Creek is a steel culvert carrying S-29-379 over Cedar Creek in Lancaster County, South Carolina. It was built in 1939, so it is 86 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 75 vehicles a day, roughly 8% of them trucks, projected to reach 96 by 2043. The structure is 48 ft (14.6 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesS-29-379
CrossesCedar Creek
Location7.2MI SW Heath Springs
RouteState Highway 379
Coordinates34.5475, -80.78861
Functional classRural Local

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 inspectionJune 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating45.3 US tons
Inventory rating37.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadH 10
Structure length48 ft (14.6 m)
Longest span20 ft (6.1 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2023)
Projected traffic96 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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-29-379 over Cedar Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is S-29-379 over Cedar 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 June 2024.

How much traffic does S-29-379 over Cedar Creek carry?

About 75 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is S-29-379 over Cedar Creek?

The structure is 48 ft (14.6 m) long with a longest span of 20 ft (6.1 m) and a deck 27 ft wide.

Who owns S-29-379 over Cedar Creek?

It is owned by the State Highway Agency.