US Bridges

Sc 105 over Southern Railroad

Fair

Cherokee County, South Carolina · City of Gaffney · Structure no. 000000000006242

Built
1973
52 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
249 ft
3 main spans
Daily traffic
7,200
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 105 over Southern Railroad is a steel stringer/multi-beam or girder carrying Sc 105 over Southern Railroad in Cherokee County, South Carolina. It was built in 1973, so it is 52 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 7,200 vehicles a day, roughly 6% of them trucks, projected to reach 10,152 by 2043. The structure is 249 ft (75.9 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSc 105
CrossesSouthern Railroad
LocationCity of Gaffney
RouteState Highway 105
Coordinates35.06443, -81.66176
Functional classUrban Minor 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.1 US tons
Inventory rating51.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length249 ft (75.9 m)
Longest span83 ft (25.3 m)
Deck width65 ft (19.7 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,200 (2023)
Projected traffic10,152 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sc 105 over Southern Railroad built?

It was built in 1973, making it 52 years old in 2025.

What condition is Sc 105 over Southern Railroad 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 November 2023.

How much traffic does Sc 105 over Southern Railroad carry?

About 7,200 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Sc 105 over Southern Railroad?

The structure is 249 ft (75.9 m) long with a longest span of 83 ft (25.3 m) and a deck 65 ft wide.

Who owns Sc 105 over Southern Railroad?

It is owned by the State Highway Agency.