US Bridges

S-37-135 over Trib to Richland Creek

Good

Oconee County, South Carolina · 4 MI NW Seneca · Structure no. 000000000005819

Built
2015
10 years old
Condition
Good
inspected February 2025
Type
Slab
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
3,900
2023 count
Owner
State
State Highway Agency

About this bridge

S-37-135 over Trib to Richland Creek is a prestressed concrete slab carrying S-37-135 over Trib to Richland Creek in Oconee County, South Carolina. It was built in 2015, so it is 10 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 3,900 vehicles a day, roughly 4% of them trucks, projected to reach 5,499 by 2043. The structure is 70 ft (21.3 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS-37-135
CrossesTrib to Richland Creek
Location4 MI NW Seneca
RouteState Highway 135
Coordinates34.69905, -83.0286
Functional classRural Major Collector

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 inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.5 US tons
Inventory rating56.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length70 ft (21.3 m)
Longest span70 ft (21.3 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,900 (2023)
Projected traffic5,499 by 2043
Trucks4%
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

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-37-135 over Trib to Richland Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is S-37-135 over Trib to Richland 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 February 2025.

How much traffic does S-37-135 over Trib to Richland Creek carry?

About 3,900 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is S-37-135 over Trib to Richland Creek?

The structure is 70 ft (21.3 m) long with a longest span of 70 ft (21.3 m) and a deck 36 ft wide.

Who owns S-37-135 over Trib to Richland Creek?

It is owned by the State Highway Agency.