US Bridges

Sc 150 over Thicketty Creek

Poor

Cherokee County, South Carolina · 6.5 MI S of Gaffney · Structure no. 000000000006247

Built
1973
52 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
305 ft
5 main spans
Daily traffic
2,700
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 150 over Thicketty Creek is a steel stringer/multi-beam or girder carrying Sc 150 over Thicketty Creek 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 2,700 vehicles a day, roughly 13% of them trucks, projected to reach 4,293 by 2043. The structure is 305 ft (93 m) long and 37 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesSc 150
CrossesThicketty Creek
Location6.5 MI S of Gaffney
RouteState Highway 150
Coordinates34.9905, -81.69164
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.3 US tons
Inventory rating26.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length305 ft (93 m)
Longest span85 ft (25.9 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2023)
Projected traffic4,293 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$443,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Sc 150 over Thicketty Creek built?

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

What condition is Sc 150 over Thicketty Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Sc 150 over Thicketty Creek carry?

About 2,700 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Sc 150 over Thicketty Creek?

The structure is 305 ft (93 m) long with a longest span of 85 ft (25.9 m) and a deck 37 ft wide.

Who owns Sc 150 over Thicketty Creek?

It is owned by the State Highway Agency.