US Bridges

Harleston Dam Cree over Harleston Dam Creek

Fair

Berkeley County, South Carolina · No Data Entered · Structure no. 081205000003140

Built
1977
48 years old
Condition
Fair
inspected December 2024
Type
Channel Beam
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Harleston Dam Cree over Harleston Dam Creek is a prestressed concrete channel beam carrying Harleston Dam Cree over Harleston Dam Creek in Berkeley 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 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 30 ft (9.2 m) long and 16 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

Location

Open in Google Maps
CarriesHarleston Dam Cree
CrossesHarleston Dam Creek
LocationNo Data Entered
RouteFederal Lands Road 173.1
CountyBerkeley County
StateSouth Carolina
Coordinates33.05735, -79.72552
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.9 US tons
Inventory rating22.2 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length30 ft (9.2 m)
Longest span29 ft (8.8 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Harleston Dam Cree over Harleston Dam Creek built?

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

What condition is Harleston Dam Cree over Harleston Dam 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 December 2024.

How much traffic does Harleston Dam Cree over Harleston Dam Creek carry?

About 50 vehicles per day (latest count).

How long is Harleston Dam Cree over Harleston Dam Creek?

The structure is 30 ft (9.2 m) long with a longest span of 29 ft (8.8 m) and a deck 16 ft wide.

Who owns Harleston Dam Cree over Harleston Dam Creek?

It is owned by the U.S. Forest Service.