US Bridges

S-2-31 Sbl over Norfolk Southern (aband)

Good

Aiken County, South Carolina · York ST in Aiken · Structure no. 000000000008702

Built
2017
8 years old
Condition
Good
inspected February 2025
Type
Girder and Floorbeam System
Wood or Timber
Length
70 ft
1 main span
Daily traffic
3,000
2023 count
Owner
State
State Highway Agency

About this bridge

S-2-31 Sbl over Norfolk Southern (aband) is a wood or timber girder and floorbeam system carrying S-2-31 Sbl over Norfolk Southern (aband) in Aiken County, South Carolina. It was built in 2017, so it is 8 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,000 vehicles a day, roughly 5% of them trucks, projected to reach 3,840 by 2043. The structure is 70 ft (21.3 m) long and 31 ft wide.

CarriesS-2-31 Sbl
CrossesNorfolk Southern (aband)
LocationYork ST in Aiken
RouteState Highway 31
Coordinates33.55719, -81.71943
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.7 US tons
Inventory rating70 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHL 93
Structure length70 ft (21.3 m)
Longest span70 ft (21.3 m)
Deck width31 ft (9.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2023)
Projected traffic3,840 by 2043
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed—
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$216,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was S-2-31 Sbl over Norfolk Southern (aband) built?

It was built in 2017, making it 8 years old in 2025.

What condition is S-2-31 Sbl over Norfolk Southern (aband) 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-2-31 Sbl over Norfolk Southern (aband) carry?

About 3,000 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-2-31 Sbl over Norfolk Southern (aband)?

The structure is 70 ft (21.3 m) long with a longest span of 70 ft (21.3 m) and a deck 31 ft wide.

Who owns S-2-31 Sbl over Norfolk Southern (aband)?

It is owned by the State Highway Agency.