US Bridges

US 601 SB over US 1

Fair

Kershaw County, South Carolina · Town of Lugoff · Structure no. 000000000005565

Built
1969
56 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
286 ft
4 main spans
Daily traffic
10,300
2023 count
Owner
State
State Highway Agency

About this bridge

US 601 SB over US 1 is a steel stringer/multi-beam or girder carrying US 601 SB over US 1 in Kershaw County, South Carolina. It was built in 1969, so it is 56 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 5 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 10,300 vehicles a day, roughly 12% of them trucks, projected to reach 16,068 by 2043. The structure is 286 ft (87.2 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 601 SB
CrossesUS 1
LocationTown of Lugoff
RouteU.S. Route 601
Coordinates34.22167, -80.68639
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 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 rating67.1 US tons
Inventory rating51.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length286 ft (87.2 m)
Longest span79 ft (24.1 m)
Deck width43 ft (13.1 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,300 (2023)
Projected traffic16,068 by 2043
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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 601 SB over US 1 built?

It was built in 1969, making it 56 years old in 2025.

What condition is US 601 SB over US 1 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 March 2024.

How much traffic does US 601 SB over US 1 carry?

About 10,300 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US 601 SB over US 1?

The structure is 286 ft (87.2 m) long with a longest span of 79 ft (24.1 m) and a deck 43 ft wide.

Who owns US 601 SB over US 1?

It is owned by the State Highway Agency.