US Bridges

S-39-237 over Trib-Rocky Bottom CR

FairPosted for load

Pickens County, South Carolina · 13.0 MI NW Pickens · Structure no. 000000000003972

Built
1962
63 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Prestressed Concrete
Length
60 ft
2 main spans
Daily traffic
125
2023 count
Owner
State
State Highway Agency

About this bridge

S-39-237 over Trib-Rocky Bottom CR is a prestressed concrete channel beam carrying S-39-237 over Trib-Rocky Bottom CR in Pickens County, South Carolina. It was built in 1962, so it is 63 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 125 vehicles a day, roughly 5% of them trucks, projected to reach 160 by 2043. The structure is 60 ft (18.3 m) long and 28 ft wide.

Location

Open in Google Maps
CarriesS-39-237
CrossesTrib-Rocky Bottom CR
Location13.0 MI NW Pickens
RouteState Highway 237
CountyPickens County
StateSouth Carolina
Coordinates35.04671, -82.81214
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 12 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36.4 US tons
Inventory rating16.1 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadH 10
Structure length60 ft (18.3 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2023)
Projected traffic160 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$90,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-39-237 over Trib-Rocky Bottom CR built?

It was built in 1962, making it 63 years old in 2025.

What condition is S-39-237 over Trib-Rocky Bottom CR 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 2024.

How much traffic does S-39-237 over Trib-Rocky Bottom CR carry?

About 125 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-39-237 over Trib-Rocky Bottom CR?

The structure is 60 ft (18.3 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns S-39-237 over Trib-Rocky Bottom CR?

It is owned by the State Highway Agency.