US Bridges

US 76 over Lumber River

Good

Horry County, South Carolina · 4.5 MI NW of Floyds · Structure no. 000000000001332

Built
2006
19 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
826 ft
11 main spans
Daily traffic
3,500
2023 count
Owner
State
State Highway Agency

About this bridge

US 76 over Lumber River is a prestressed concrete continuous stringer/multi-beam or girder carrying US 76 over Lumber River in Horry County, South Carolina. It was built in 2006, so it is 19 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 3,500 vehicles a day, roughly 14% of them trucks, projected to reach 6,090 by 2043. The structure is 826 ft (251.8 m) long and 47 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesUS 76
CrossesLumber River
Location4.5 MI NW of Floyds
RouteU.S. Route 76
Coordinates34.22587, -79.13441
Functional classRural Principal Arterial - Other

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 protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.7 US tons
Inventory rating47.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans11
Design loadHL 93
Structure length826 ft (251.8 m)
Longest span75 ft (23 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2023)
Projected traffic6,090 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 US 76 over Lumber River built?

It was built in 2006, making it 19 years old in 2025.

What condition is US 76 over Lumber River 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 August 2024.

How much traffic does US 76 over Lumber River carry?

About 3,500 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is US 76 over Lumber River?

The structure is 826 ft (251.8 m) long with a longest span of 75 ft (23 m) and a deck 47 ft wide.

Who owns US 76 over Lumber River?

It is owned by the State Highway Agency.