US Bridges

S-26-139 over Whiteoak Creek

Fair

Horry County, South Carolina · 5 MI SW Loris · Structure no. 000000000002561

Built
1957
68 years old, rebuilt 1998
Condition
Fair
inspected July 2023
Type
Slab
Concrete
Length
70 ft
5 main spans
Daily traffic
850
2023 count
Owner
State
State Highway Agency

About this bridge

S-26-139 over Whiteoak Creek is a concrete slab carrying S-26-139 over Whiteoak Creek in Horry County, South Carolina. It was built in 1957 and reconstructed in 1998, so it is 68 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 850 vehicles a day, roughly 7% of them trucks, projected to reach 1,182 by 2043. The structure is 70 ft (21.3 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-26-139
CrossesWhiteoak Creek
Location5 MI SW Loris
RouteState Highway 139
Coordinates33.99818, -78.93905
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
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 spans5
Design loadH 10
Structure length70 ft (21.3 m)
Longest span14 ft (4.3 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2023)
Projected traffic1,182 by 2043
Trucks7%
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-26-139 over Whiteoak Creek built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1998.

What condition is S-26-139 over Whiteoak 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 July 2023.

How much traffic does S-26-139 over Whiteoak Creek carry?

About 850 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is S-26-139 over Whiteoak Creek?

The structure is 70 ft (21.3 m) long with a longest span of 14 ft (4.3 m) and a deck 26 ft wide.

Who owns S-26-139 over Whiteoak Creek?

It is owned by the State Highway Agency.