US Bridges

S-30-54 over Long Lick Branch

Good

Laurens County, South Carolina · 10.4 MI SW Laurens · Structure no. 000000000008083

Built
1987
38 years old
Condition
Good
inspected May 2023
Type
Slab
Prestressed Concrete
Length
90 ft
3 main spans
Daily traffic
950
2023 count
Owner
State
State Highway Agency

About this bridge

S-30-54 over Long Lick Branch is a prestressed concrete slab carrying S-30-54 over Long Lick Branch in Laurens County, South Carolina. It was built in 1987, so it is 38 years old, younger 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 950 vehicles a day, roughly 9% of them trucks, projected to reach 1,387 by 2043. The structure is 90 ft (27.4 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-30-54
CrossesLong Lick Branch
Location10.4 MI SW Laurens
RouteState Highway 54
Coordinates34.36073, -82.08104
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating96.8 US tons
Inventory rating51.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width36 ft (11.1 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic950 (2023)
Projected traffic1,387 by 2043
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-30-54 over Long Lick Branch built?

It was built in 1987, making it 38 years old in 2025.

What condition is S-30-54 over Long Lick Branch 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 2023.

How much traffic does S-30-54 over Long Lick Branch carry?

About 950 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is S-30-54 over Long Lick Branch?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 36 ft wide.

Who owns S-30-54 over Long Lick Branch?

It is owned by the State Highway Agency.