US Bridges

S-30-84 over Burnt Mill Creek

Fair

Laurens County, South Carolina · 1.8 MI SW Laurens · Structure no. 000000000002208

Built
1955
70 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
42 ft
3 main spans
Daily traffic
2,600
2023 count
Owner
State
State Highway Agency

About this bridge

S-30-84 over Burnt Mill Creek is a concrete slab carrying S-30-84 over Burnt Mill Creek in Laurens County, South Carolina. It was built in 1955, so it is 70 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 2,600 vehicles a day, roughly 2% of them trucks, projected to reach 3,666 by 2043. The structure is 42 ft (12.8 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-30-84
CrossesBurnt Mill Creek
Location1.8 MI SW Laurens
RouteState Highway 84
Coordinates34.47905, -82.03587
Functional classUrban 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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.6 US tons
Inventory rating20 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 10
Structure length42 ft (12.8 m)
Longest span14 ft (4.3 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,600 (2023)
Projected traffic3,666 by 2043
Trucks2%
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$149,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-30-84 over Burnt Mill Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is S-30-84 over Burnt Mill Creek 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 2024.

How much traffic does S-30-84 over Burnt Mill Creek carry?

About 2,600 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is S-30-84 over Burnt Mill Creek?

The structure is 42 ft (12.8 m) long with a longest span of 14 ft (4.3 m) and a deck 26 ft wide.

Who owns S-30-84 over Burnt Mill Creek?

It is owned by the State Highway Agency.