US Bridges

S-30-314 over I-26

Fair

Laurens County, South Carolina · 6.3 MI N Clinton · Structure no. 000000000003019

Built
1959
66 years old
Condition
Fair
inspected May 2023
Type
Tee Beam
Concrete
Length
210 ft
4 main spans
Daily traffic
150
2023 count
Owner
State
State Highway Agency

About this bridge

S-30-314 over I-26 is a concrete tee beam carrying S-30-314 over I-26 in Laurens County, South Carolina. It was built in 1959, so it is 66 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 150 vehicles a day, roughly 10% of them trucks, projected to reach 219 by 2043. The structure is 210 ft (64 m) long and 30 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesS-30-314
CrossesI-26
Location6.3 MI N Clinton
RouteState Highway 314
Coordinates34.56313, -81.89121
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length210 ft (64 m)
Longest span55 ft (16.8 m)
Deck width30 ft (9.2 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic219 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

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 S-30-314 over I-26 built?

It was built in 1959, making it 66 years old in 2025.

What condition is S-30-314 over I-26 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 May 2023.

How much traffic does S-30-314 over I-26 carry?

About 150 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is S-30-314 over I-26?

The structure is 210 ft (64 m) long with a longest span of 55 ft (16.8 m) and a deck 30 ft wide.

Who owns S-30-314 over I-26?

It is owned by the State Highway Agency.