US Bridges

US 76 EB over NS RR

Good

Oconee County, South Carolina · 3.0 MI W of Seneca · Structure no. 000000000004627

Built
1965
60 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
168 ft
3 main spans
Daily traffic
7,150
2023 count
Owner
State
State Highway Agency

About this bridge

US 76 EB over NS RR is a prestressed concrete stringer/multi-beam or girder carrying US 76 EB over NS RR in Oconee County, South Carolina. It was built in 1965, so it is 60 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 7,150 vehicles a day, roughly 5% of them trucks, projected to reach 11,154 by 2043. The structure is 168 ft (51.2 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 76 EB
CrossesNS RR
Location3.0 MI W of Seneca
RouteU.S. Route 76
Coordinates34.67719, -83.01171
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.3 US tons
Inventory rating38.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length168 ft (51.2 m)
Longest span56 ft (17.1 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,150 (2023)
Projected traffic11,154 by 2043
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 76 EB over NS RR built?

It was built in 1965, making it 60 years old in 2025.

What condition is US 76 EB over NS RR 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 May 2024.

How much traffic does US 76 EB over NS RR carry?

About 7,150 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is US 76 EB over NS RR?

The structure is 168 ft (51.2 m) long with a longest span of 56 ft (17.1 m) and a deck 34 ft wide.

Who owns US 76 EB over NS RR?

It is owned by the State Highway Agency.