US Bridges

Sc 61 over Edisto River

Fair

Dorchester County, South Carolina · 12.8MI NW Sumrvl · Structure no. 000000000008999

Built
1996
29 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
390 ft
5 main spans
Daily traffic
5,400
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 61 over Edisto River is a prestressed concrete stringer/multi-beam or girder carrying Sc 61 over Edisto River in Dorchester County, South Carolina. It was built in 1996, so it is 29 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 5,400 vehicles a day, roughly 17% of them trucks, projected to reach 8,586 by 2043. The structure is 390 ft (118.9 m) long and 51 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesSc 61
CrossesEdisto River
Location12.8MI NW Sumrvl
RouteState Highway 61
Coordinates33.02754, -80.39256
Functional classRural 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.2 US tons
Inventory rating48.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 25 or greater
Structure length390 ft (118.9 m)
Longest span80 ft (24.4 m)
Deck width51 ft (15.5 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,400 (2023)
Projected traffic8,586 by 2043
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 61 over Edisto River built?

It was built in 1996, making it 29 years old in 2025.

What condition is Sc 61 over Edisto River 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 February 2024.

How much traffic does Sc 61 over Edisto River carry?

About 5,400 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is Sc 61 over Edisto River?

The structure is 390 ft (118.9 m) long with a longest span of 80 ft (24.4 m) and a deck 51 ft wide.

Who owns Sc 61 over Edisto River?

It is owned by the State Highway Agency.