US Bridges

S-24-100 over Coronaca Creek

Fair

Greenwood County, South Carolina · 5.5MI NE Greenwood · Structure no. 000000000005542

Built
1969
56 years old
Condition
Fair
inspected March 2023
Type
Tee Beam
Concrete
Length
180 ft
6 main spans
Daily traffic
5,100
2023 count
Owner
State
State Highway Agency

About this bridge

S-24-100 over Coronaca Creek is a concrete tee beam carrying S-24-100 over Coronaca Creek in Greenwood 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 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 5,100 vehicles a day, roughly 6% of them trucks, projected to reach 7,191 by 2043. The structure is 180 ft (54.9 m) long and 48 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS-24-100
CrossesCoronaca Creek
Location5.5MI NE Greenwood
RouteState Highway 100
Coordinates34.21671, -82.06891
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating44.3 US tons
Inventory rating34 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 20
Structure length180 ft (54.9 m)
Longest span30 ft (9.1 m)
Deck width48 ft (14.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,100 (2023)
Projected traffic7,191 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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-24-100 over Coronaca Creek built?

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

What condition is S-24-100 over Coronaca Creek 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 2023.

How much traffic does S-24-100 over Coronaca Creek carry?

About 5,100 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is S-24-100 over Coronaca Creek?

The structure is 180 ft (54.9 m) long with a longest span of 30 ft (9.1 m) and a deck 48 ft wide.

Who owns S-24-100 over Coronaca Creek?

It is owned by the State Highway Agency.