US Bridges

Sc 105 over Thicketty Creek

Fair

Cherokee County, South Carolina · 16 MI S of Gaffney · Structure no. 000000000007765

Built
1984
41 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
270 ft
3 main spans
Daily traffic
425
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 105 over Thicketty Creek is a steel stringer/multi-beam or girder carrying Sc 105 over Thicketty Creek in Cherokee County, South Carolina. It was built in 1984, so it is 41 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 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 425 vehicles a day, roughly 22% of them trucks, projected to reach 621 by 2043. The structure is 270 ft (82.3 m) long and 40 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesSc 105
CrossesThicketty Creek
Location16 MI S of Gaffney
RouteState Highway 105
Coordinates34.91473, -81.49636
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating51 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length270 ft (82.3 m)
Longest span90 ft (27.4 m)
Deck width40 ft (12.1 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic425 (2023)
Projected traffic621 by 2043
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 Sc 105 over Thicketty Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Sc 105 over Thicketty 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 November 2023.

How much traffic does Sc 105 over Thicketty Creek carry?

About 425 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is Sc 105 over Thicketty Creek?

The structure is 270 ft (82.3 m) long with a longest span of 90 ft (27.4 m) and a deck 40 ft wide.

Who owns Sc 105 over Thicketty Creek?

It is owned by the State Highway Agency.