US Bridges

US 123 NB over S-64

Fair

Pickens County, South Carolina · 2MI S of Liberty · Structure no. 000000000003957

Built
1962
63 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
145 ft
3 main spans
Daily traffic
12,850
2023 count
Owner
State
State Highway Agency

About this bridge

US 123 NB over S-64 is a steel stringer/multi-beam or girder carrying US 123 NB over S-64 in Pickens County, South Carolina. It was built in 1962, so it is 63 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 12,850 vehicles a day, roughly 7% of them trucks, projected to reach 14,392 by 2043. The structure is 145 ft (44.2 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 123 NB
CrossesS-64
Location2MI S of Liberty
RouteU.S. Route 123
Coordinates34.7674, -82.67496
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating35.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length145 ft (44.2 m)
Longest span55 ft (16.8 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,850 (2023)
Projected traffic14,392 by 2043
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$531,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 123 NB over S-64 built?

It was built in 1962, making it 63 years old in 2025.

What condition is US 123 NB over S-64 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 June 2024.

How much traffic does US 123 NB over S-64 carry?

About 12,850 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US 123 NB over S-64?

The structure is 145 ft (44.2 m) long with a longest span of 55 ft (16.8 m) and a deck 32 ft wide.

Who owns US 123 NB over S-64?

It is owned by the State Highway Agency.