US Bridges

S-24-73 over Sample Branch

Fair

Greenwood County, South Carolina · 2.5MI NW Greenwood · Structure no. 000000000008560

Built
1992
33 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete
Length
90 ft
3 main spans
Daily traffic
3,200
2023 count
Owner
State
State Highway Agency

About this bridge

S-24-73 over Sample Branch is a concrete slab carrying S-24-73 over Sample Branch in Greenwood County, South Carolina. It was built in 1992, so it is 33 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 3,200 vehicles a day, roughly 3% of them trucks, projected to reach 4,512 by 2043. The structure is 90 ft (27.4 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-24-73
CrossesSample Branch
Location2.5MI NW Greenwood
RouteState Highway 73
Coordinates34.22651, -82.15123
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,200 (2023)
Projected traffic4,512 by 2043
Trucks3%
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 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 S-24-73 over Sample Branch built?

It was built in 1992, making it 33 years old in 2025.

What condition is S-24-73 over Sample Branch 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 April 2023.

How much traffic does S-24-73 over Sample Branch carry?

About 3,200 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is S-24-73 over Sample Branch?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 43 ft wide.

Who owns S-24-73 over Sample Branch?

It is owned by the State Highway Agency.