US Bridges

US 501 NB over US 76

Fair

Marion County, South Carolina · 2MI E of Marion · Structure no. 000000000008282

Built
1989
36 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
246 ft
2 main spans
Daily traffic
4,250
2023 count
Owner
State
State Highway Agency

About this bridge

US 501 NB over US 76 is a steel continuous stringer/multi-beam or girder carrying US 501 NB over US 76 in Marion County, South Carolina. It was built in 1989, so it is 36 years old, younger 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 4,250 vehicles a day, roughly 18% of them trucks, projected to reach 6,630 by 2043. The structure is 246 ft (75 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 501 NB
CrossesUS 76
Location2MI E of Marion
RouteU.S. Route 501
Coordinates34.18677, -79.34611
Functional classUrban Other Principal Arterial

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.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.3 US tons
Inventory rating29.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length246 ft (75 m)
Longest span76 ft (23.2 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,250 (2023)
Projected traffic6,630 by 2043
Trucks18%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 501 NB over US 76 built?

It was built in 1989, making it 36 years old in 2025.

What condition is US 501 NB over US 76 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 2024.

How much traffic does US 501 NB over US 76 carry?

About 4,250 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is US 501 NB over US 76?

The structure is 246 ft (75 m) long with a longest span of 76 ft (23.2 m) and a deck 43 ft wide.

Who owns US 501 NB over US 76?

It is owned by the State Highway Agency.