US Bridges

Sc 35 over Congaree Creek

Fair

Lexington County, South Carolina · 2 MI SE of Cayce · Structure no. 000000000009447

Built
1999
26 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,162 ft
14 main spans
Daily traffic
11,900
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 35 over Congaree Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Sc 35 over Congaree Creek in Lexington County, South Carolina. It was built in 1999, so it is 26 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 6 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 11,900 vehicles a day, roughly 12% of them trucks, projected to reach 16,065 by 2043. The structure is 1,162 ft (354.2 m) long and 86 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSc 35
CrossesCongaree Creek
Location2 MI SE of Cayce
RouteState Highway 35
Coordinates33.94487, -81.04407
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
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 within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating43.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans14
Design loadHS 25 or greater
Structure length1,162 ft (354.2 m)
Longest span83 ft (25.3 m)
Deck width86 ft (26.2 m)
Roadway width83 ft (25.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,900 (2023)
Projected traffic16,065 by 2043
Trucks12%
Lanes on structure4
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 Sc 35 over Congaree Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Sc 35 over Congaree 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 35 over Congaree Creek carry?

About 11,900 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is Sc 35 over Congaree Creek?

The structure is 1,162 ft (354.2 m) long with a longest span of 83 ft (25.3 m) and a deck 86 ft wide.

Who owns Sc 35 over Congaree Creek?

It is owned by the State Highway Agency.