US Bridges

Sc 340 over High Hill Creek

Good

Darlington County, South Carolina · 4MI S of Darlington · Structure no. 000000000001363

Built
1947
78 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
6,000
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 340 over High Hill Creek is a concrete culvert carrying Sc 340 over High Hill Creek in Darlington County, South Carolina. It was built in 1947, so it is 78 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 6,000 vehicles a day, roughly 10% of them trucks. The structure is 43 ft (13 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSc 340
CrossesHigh Hill Creek
Location4MI S of Darlington
RouteState Highway 340
Coordinates34.23389, -79.8925
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
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 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 rating53.2 US tons
Inventory rating31.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 15
Structure length43 ft (13 m)
Longest span10 ft (3 m)
Deck width43 ft (13.2 m)
Roadway width42 ft (12.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2023)
Projected traffic—
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Sc 340 over High Hill Creek built?

It was built in 1947, making it 78 years old in 2025.

What condition is Sc 340 over High Hill 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 340 over High Hill Creek carry?

About 6,000 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Sc 340 over High Hill Creek?

The structure is 43 ft (13 m) long with a longest span of 10 ft (3 m) and a deck 43 ft wide.

Who owns Sc 340 over High Hill Creek?

It is owned by the State Highway Agency.