US Bridges

Sc 125 over Lower Three Runs Creek

Fair

Allendale County, South Carolina · 10.5MI W of Allendale · Structure no. 000000000001417

Built
1948
77 years old
Condition
Fair
inspected May 2024
Type
Tee Beam
Concrete
Length
210 ft
7 main spans
Daily traffic
1,650
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 125 over Lower Three Runs Creek is a concrete tee beam carrying Sc 125 over Lower Three Runs Creek in Allendale County, South Carolina. It was built in 1948, so it is 77 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 1,650 vehicles a day, roughly 34% of them trucks, projected to reach 2,409 by 2043. The structure is 210 ft (64 m) long and 32 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesSc 125
CrossesLower Three Runs Creek
Location10.5MI W of Allendale
RouteState Highway 125
Coordinates33.07336, -81.47716
Functional classRural Major 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 protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.3 US tons
Inventory rating29.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 15
Structure length210 ft (64 m)
Longest span30 ft (9.1 m)
Deck width32 ft (9.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,650 (2023)
Projected traffic2,409 by 2043
Trucks34%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$509,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Sc 125 over Lower Three Runs Creek built?

It was built in 1948, making it 77 years old in 2025.

What condition is Sc 125 over Lower Three Runs 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 May 2024.

How much traffic does Sc 125 over Lower Three Runs Creek carry?

About 1,650 vehicles per day (2023 count), of which roughly 34% are trucks.

How long is Sc 125 over Lower Three Runs Creek?

The structure is 210 ft (64 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.

Who owns Sc 125 over Lower Three Runs Creek?

It is owned by the State Highway Agency.