US Bridges

S-40-1683 over Wildcat Creek

Good

Richland County, South Carolina · 4 MI E of Columbia · Structure no. 000000000003749

Built
2008
17 years old
Condition
Good
inspected November 2024
Type
Slab
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
1,600
2023 count
Owner
State
State Highway Agency

About this bridge

S-40-1683 over Wildcat Creek is a prestressed concrete slab carrying S-40-1683 over Wildcat Creek in Richland County, South Carolina. It was built in 2008, so it is 17 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 1,600 vehicles a day, roughly 5% of them trucks, projected to reach 2,048 by 2043. The structure is 60 ft (18.3 m) long and 43 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesS-40-1683
CrossesWildcat Creek
Location4 MI E of Columbia
RouteState Highway 1683
Coordinates33.99691, -80.96375
Functional classUrban 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 protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating27.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length60 ft (18.3 m)
Longest span60 ft (18.3 m)
Deck width43 ft (13 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2023)
Projected traffic2,048 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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-40-1683 over Wildcat Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is S-40-1683 over Wildcat 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 November 2024.

How much traffic does S-40-1683 over Wildcat Creek carry?

About 1,600 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-40-1683 over Wildcat Creek?

The structure is 60 ft (18.3 m) long with a longest span of 60 ft (18.3 m) and a deck 43 ft wide.

Who owns S-40-1683 over Wildcat Creek?

It is owned by the State Highway Agency.