US Bridges

S-37-210 over Seneca Creek

Fair

Oconee County, South Carolina · 5 MI E Seneca · Structure no. 000000000003720

Built
1961
64 years old
Condition
Fair
inspected March 2023
Type
Tee Beam
Concrete
Length
230 ft
5 main spans
Daily traffic
1,550
2023 count
Owner
State
State Highway Agency

About this bridge

S-37-210 over Seneca Creek is a concrete tee beam carrying S-37-210 over Seneca Creek in Oconee County, South Carolina. It was built in 1961, so it is 64 years old, older 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 1,550 vehicles a day, roughly 3% of them trucks, projected to reach 2,186 by 2043. The structure is 230 ft (70.1 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesS-37-210
CrossesSeneca Creek
Location5 MI E Seneca
RouteState Highway 210
Coordinates34.68117, -82.87025
Functional classUrban Collector

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating26.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 15
Structure length230 ft (70.1 m)
Longest span46 ft (14 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,550 (2023)
Projected traffic2,186 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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-37-210 over Seneca Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is S-37-210 over Seneca 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 March 2023.

How much traffic does S-37-210 over Seneca Creek carry?

About 1,550 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is S-37-210 over Seneca Creek?

The structure is 230 ft (70.1 m) long with a longest span of 46 ft (14 m) and a deck 30 ft wide.

Who owns S-37-210 over Seneca Creek?

It is owned by the State Highway Agency.