US Bridges

S-4-118 over Cupboard Creek

Good

Anderson County, South Carolina · 5.2 MI NE Anderson · Structure no. 000000000008409

Built
1991
34 years old
Condition
Good
inspected December 2024
Type
Slab
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
550
2023 count
Owner
State
State Highway Agency

About this bridge

S-4-118 over Cupboard Creek is a prestressed concrete slab carrying S-4-118 over Cupboard Creek in Anderson County, South Carolina. It was built in 1991, so it is 34 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 550 vehicles a day, roughly 5% of them trucks, projected to reach 704 by 2043. The structure is 60 ft (18.3 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS-4-118
CrossesCupboard Creek
Location5.2 MI NE Anderson
RouteState Highway 118
Coordinates34.52053, -82.56333
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.1 US tons
Inventory rating43.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+2 approach)
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span30 ft (9.1 m)
Deck width39 ft (11.9 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2023)
Projected traffic704 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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-4-118 over Cupboard Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is S-4-118 over Cupboard 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 December 2024.

How much traffic does S-4-118 over Cupboard Creek carry?

About 550 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-4-118 over Cupboard Creek?

The structure is 60 ft (18.3 m) long with a longest span of 30 ft (9.1 m) and a deck 39 ft wide.

Who owns S-4-118 over Cupboard Creek?

It is owned by the State Highway Agency.