US Bridges

L-37-626 over Coneross Creek

Fair

Oconee County, South Carolina · 3.0 MI W Walhalla · Structure no. 000000000003721

Built
1961
64 years old, rebuilt 1987
Condition
Fair
inspected October 2023
Type
Channel Beam
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
200
2023 count
Owner
County
County Highway Agency

About this bridge

L-37-626 over Coneross Creek is a prestressed concrete channel beam carrying L-37-626 over Coneross Creek in Oconee County, South Carolina. It was built in 1961 and reconstructed in 1987, 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 200 vehicles a day, roughly 5% of them trucks, projected to reach 256 by 2043. The structure is 30 ft (9.1 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesL-37-626
CrossesConeross Creek
Location3.0 MI W Walhalla
RouteCounty Highway 626
Coordinates34.76914, -83.11579
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 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 rating49.3 US tons
Inventory rating25 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2023)
Projected traffic256 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was L-37-626 over Coneross Creek built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1987.

What condition is L-37-626 over Coneross 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 October 2023.

How much traffic does L-37-626 over Coneross Creek carry?

About 200 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is L-37-626 over Coneross Creek?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns L-37-626 over Coneross Creek?

It is owned by the County Highway Agency.