US Bridges

US 123 over S.C. 135

Fair

Pickens County, South Carolina · City of Easley · Structure no. 000000000004193

Built
1963
62 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
190 ft
1 main span
Daily traffic
25,300
2023 count
Owner
State
State Highway Agency

About this bridge

US 123 over S.C. 135 is a steel stringer/multi-beam or girder carrying US 123 over S.C. 135 in Pickens County, South Carolina. It was built in 1963, so it is 62 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 25,300 vehicles a day, roughly 6% of them trucks, projected to reach 28,336 by 2043. The structure is 190 ft (57.9 m) long and 62 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 123
CrossesS.C. 135
LocationCity of Easley
RouteU.S. Route 123
Coordinates34.81817, -82.60138
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating28.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length190 ft (57.9 m)
Longest span80 ft (24.4 m)
Deck width62 ft (19 m)
Roadway width58 ft (17.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,300 (2023)
Projected traffic28,336 by 2043
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 123 over S.C. 135 built?

It was built in 1963, making it 62 years old in 2025.

What condition is US 123 over S.C. 135 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 over S.C. 135 carry?

About 25,300 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is US 123 over S.C. 135?

The structure is 190 ft (57.9 m) long with a longest span of 80 ft (24.4 m) and a deck 62 ft wide.

Who owns US 123 over S.C. 135?

It is owned by the State Highway Agency.