US Bridges

S-39-49 over Little Estatoe Creek

Fair

Pickens County, South Carolina · 10.0 MI NW Pickens · Structure no. 000000000006180

Built
1972
53 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Prestressed Concrete
Length
120 ft
4 main spans
Daily traffic
1,200
2023 count
Owner
State
State Highway Agency

About this bridge

S-39-49 over Little Estatoe Creek is a prestressed concrete channel beam carrying S-39-49 over Little Estatoe Creek in Pickens County, South Carolina. It was built in 1972, so it is 53 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 1,200 vehicles a day, roughly 17% of them trucks, projected to reach 1,752 by 2043. The structure is 120 ft (36.6 m) long and 34 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesS-39-49
CrossesLittle Estatoe Creek
Location10.0 MI NW Pickens
RouteState Highway 49
Coordinates34.94906, -82.83279
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.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.3 US tons
Inventory rating16.8 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length120 ft (36.6 m)
Longest span30 ft (9.1 m)
Deck width34 ft (10.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2023)
Projected traffic1,752 by 2043
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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-39-49 over Little Estatoe Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is S-39-49 over Little Estatoe 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 October 2024.

How much traffic does S-39-49 over Little Estatoe Creek carry?

About 1,200 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is S-39-49 over Little Estatoe Creek?

The structure is 120 ft (36.6 m) long with a longest span of 30 ft (9.1 m) and a deck 34 ft wide.

Who owns S-39-49 over Little Estatoe Creek?

It is owned by the State Highway Agency.