US Bridges

S-37-107 over Bear Swamp Crk

FairPosted for load

Oconee County, South Carolina · 3 MI S Walhalla · Structure no. 000000000006910

Built
1976
49 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete
Length
75 ft
5 main spans
Daily traffic
1,700
2023 count
Owner
State
State Highway Agency

About this bridge

S-37-107 over Bear Swamp Crk is a concrete slab carrying S-37-107 over Bear Swamp Crk in Oconee County, South Carolina. It was built in 1976, so it is 49 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,700 vehicles a day, roughly 6% of them trucks, projected to reach 2,482 by 2043. The structure is 75 ft (22.9 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-37-107
CrossesBear Swamp Crk
Location3 MI S Walhalla
RouteState Highway 107
Coordinates34.7205, -83.05276
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadH 10
Structure length75 ft (22.9 m)
Longest span15 ft (4.6 m)
Deck width28 ft (8.4 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2023)
Projected traffic2,482 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$464,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-37-107 over Bear Swamp Crk built?

It was built in 1976, making it 49 years old in 2025.

What condition is S-37-107 over Bear Swamp Crk 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-37-107 over Bear Swamp Crk carry?

About 1,700 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is S-37-107 over Bear Swamp Crk?

The structure is 75 ft (22.9 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.

Who owns S-37-107 over Bear Swamp Crk?

It is owned by the State Highway Agency.