US Bridges

S-11-15 over Thicketty Creek

Good

Cherokee County, South Carolina · 10.4 MI SE Gaffney · Structure no. 000000000009142

Built
1997
28 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
374 ft
1 main span
Daily traffic
100
2023 count
Owner
State
State Highway Agency

About this bridge

S-11-15 over Thicketty Creek is a prestressed concrete stringer/multi-beam or girder carrying S-11-15 over Thicketty Creek in Cherokee County, South Carolina. It was built in 1997, so it is 28 years old, younger than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 9% of them trucks, projected to reach 139 by 2024. The structure is 374 ft (114 m) long and 36 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesS-11-15
CrossesThicketty Creek
Location10.4 MI SE Gaffney
RouteState Highway 15
Coordinates34.93361, -81.5925
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating53.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+5 approach)
Design loadHS 25 or greater
Structure length374 ft (114 m)
Longest span79 ft (24.1 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic139 by 2024
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-11-15 over Thicketty Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is S-11-15 over Thicketty Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does S-11-15 over Thicketty Creek carry?

About 100 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is S-11-15 over Thicketty Creek?

The structure is 374 ft (114 m) long with a longest span of 79 ft (24.1 m) and a deck 36 ft wide.

Who owns S-11-15 over Thicketty Creek?

It is owned by the State Highway Agency.