US Bridges

S-39-317 over NS Railroad

Fair

Pickens County, South Carolina · 2.0 MI NE Liberty · Structure no. 000000000007928

Built
1985
40 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
168 ft
3 main spans
Daily traffic
2,100
2023 count
Owner
State
State Highway Agency

About this bridge

S-39-317 over NS Railroad is a steel stringer/multi-beam or girder carrying S-39-317 over NS Railroad in Pickens County, South Carolina. It was built in 1985, so it is 40 years old, younger 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 2,100 vehicles a day, roughly 5% of them trucks, projected to reach 2,688 by 2043. The structure is 168 ft (51.2 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-39-317
CrossesNS Railroad
Location2.0 MI NE Liberty
RouteState Highway 317
Coordinates34.80552, -82.66884
Functional classUrban 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating74.6 US tons
Inventory rating57.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length168 ft (51.2 m)
Longest span82 ft (25 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2023)
Projected traffic2,688 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was S-39-317 over NS Railroad built?

It was built in 1985, making it 40 years old in 2025.

What condition is S-39-317 over NS Railroad 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 April 2024.

How much traffic does S-39-317 over NS Railroad carry?

About 2,100 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-39-317 over NS Railroad?

The structure is 168 ft (51.2 m) long with a longest span of 82 ft (25 m) and a deck 35 ft wide.

Who owns S-39-317 over NS Railroad?

It is owned by the State Highway Agency.