US Bridges

US 76 over Lumber River

Good

Marion County, South Carolina · In Nichols · Structure no. 000000000001389

Built
1947
78 years old, rebuilt 2003
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
3,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 76 over Lumber River is a concrete continuous culvert carrying US 76 over Lumber River in Marion County, South Carolina. It was built in 1947 and reconstructed in 2003, so it is 78 years old, older 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 3,400 vehicles a day, roughly 15% of them trucks, projected to reach 5,916 by 2043. The structure is 21 ft (6.3 m) long and 61 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 76
CrossesLumber River
LocationIn Nichols
RouteU.S. Route 76
Coordinates34.22732, -79.1391
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating72.1 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width61 ft (18.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2023)
Projected traffic5,916 by 2043
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 1947, making it 78 years old in 2025. It was reconstructed in 2003.

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 June 2024.

How much traffic does US 76 over Lumber River carry?

About 3,400 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is US 76 over Lumber River?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 61 ft wide.

Who owns US 76 over Lumber River?

It is owned by the State Highway Agency.