US Bridges

US 301 NB over S. Edisto River

Fair

Bamberg County, South Carolina · 3MI N of Bamberg · Structure no. 000000000005888

Built
1971
54 years old
Condition
Fair
inspected April 2024
Type
Tee Beam
Concrete
Length
630 ft
19 main spans
Daily traffic
3,150
2023 count
Owner
State
State Highway Agency

About this bridge

US 301 NB over S. Edisto River is a concrete tee beam carrying US 301 NB over S. Edisto River in Bamberg County, South Carolina. It was built in 1971, so it is 54 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 3,150 vehicles a day, roughly 8% of them trucks, projected to reach 5,481 by 2043. The structure is 630 ft (192 m) long and 43 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS 301 NB
CrossesS. Edisto River
Location3MI N of Bamberg
RouteU.S. Route 301
Coordinates33.33693, -81.01833
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.2 US tons
Inventory rating48.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans19
Design loadHS 20
Structure length630 ft (192 m)
Longest span50 ft (15.2 m)
Deck width43 ft (13.1 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,150 (2023)
Projected traffic5,481 by 2043
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes

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 US 301 NB over S. Edisto River built?

It was built in 1971, making it 54 years old in 2025.

What condition is US 301 NB over S. 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 April 2024.

How much traffic does US 301 NB over S. Edisto River carry?

About 3,150 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is US 301 NB over S. Edisto River?

The structure is 630 ft (192 m) long with a longest span of 50 ft (15.2 m) and a deck 43 ft wide.

Who owns US 301 NB over S. Edisto River?

It is owned by the State Highway Agency.