US Bridges

I-95 NB over Edisto River

Fair

Dorchester County, South Carolina · 8.2 MI SW ST George · Structure no. 000000000006476

Built
1974
51 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
660 ft
11 main spans
Daily traffic
25,050
2023 count
Owner
State
State Highway Agency

About this bridge

I-95 NB over Edisto River is a prestressed concrete stringer/multi-beam or girder carrying I-95 NB over Edisto River in Dorchester County, South Carolina. It was built in 1974, so it is 51 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 5 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 25,050 vehicles a day, roughly 22% of them trucks, projected to reach 43,838 by 2043. The structure is 660 ft (201.2 m) long and 43 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesI-95 NB
CrossesEdisto River
Location8.2 MI SW ST George
RouteInterstate 95
CountyDorchester County
StateSouth Carolina
Coordinates33.09074, -80.6494
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating69.7 US tons
Inventory rating40.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length660 ft (201.2 m)
Longest span60 ft (18.3 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,050 (2023)
Projected traffic43,838 by 2043
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-95 NB over Edisto River built?

It was built in 1974, making it 51 years old in 2025.

What condition is I-95 NB 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 July 2024.

How much traffic does I-95 NB over Edisto River carry?

About 25,050 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is I-95 NB over Edisto River?

The structure is 660 ft (201.2 m) long with a longest span of 60 ft (18.3 m) and a deck 43 ft wide.

Who owns I-95 NB over Edisto River?

It is owned by the State Highway Agency.