US Bridges

Sc 34 over Black Creek

Fair

Darlington County, South Carolina · In Darlington · Structure no. 000000000000856

Built
1938
87 years old, rebuilt 2023
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
237 ft
1 main span
Daily traffic
5,200
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 34 over Black Creek is a steel stringer/multi-beam or girder carrying Sc 34 over Black Creek in Darlington County, South Carolina. It was built in 1938 and reconstructed in 2023, so it is 87 years old, older 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 5,200 vehicles a day, roughly 4% of them trucks, projected to reach 3,484 by 2043. The structure is 237 ft (72.2 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSc 34
CrossesBlack Creek
LocationIn Darlington
RouteState Highway 34
Coordinates34.31057, -79.84397
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.7 US tons
Inventory rating19 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+7 approach)
Design loadH 15
Structure length237 ft (72.2 m)
Longest span61 ft (18.6 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,200 (2023)
Projected traffic3,484 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$89,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Sc 34 over Black Creek built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 2023.

What condition is Sc 34 over Black Creek 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 March 2024.

How much traffic does Sc 34 over Black Creek carry?

About 5,200 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Sc 34 over Black Creek?

The structure is 237 ft (72.2 m) long with a longest span of 61 ft (18.6 m) and a deck 47 ft wide.

Who owns Sc 34 over Black Creek?

It is owned by the State Highway Agency.