US Bridges

S-42-108 over NS Railroad

Good

Spartanburg County, South Carolina · 7.9 MI SE Spartanburg · Structure no. 000000000007739

Built
1983
42 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
290 ft
4 main spans
Daily traffic
600
2023 count
Owner
State
State Highway Agency

About this bridge

S-42-108 over NS Railroad is a steel stringer/multi-beam or girder carrying S-42-108 over NS Railroad in Spartanburg County, South Carolina. It was built in 1983, so it is 42 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 600 vehicles a day, roughly 6% of them trucks, projected to reach 900 by 2043. The structure is 290 ft (88.4 m) long and 38 ft wide.

CarriesS-42-108
CrossesNS Railroad
Location7.9 MI SE Spartanburg
RouteState Highway 108
Coordinates34.90336, -81.80583
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.1 US tons
Inventory rating55.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length290 ft (88.4 m)
Longest span85 ft (25.9 m)
Deck width38 ft (11.5 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2023)
Projected traffic900 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-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 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-42-108 over NS Railroad built?

It was built in 1983, making it 42 years old in 2025.

What condition is S-42-108 over NS Railroad 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 September 2023.

How much traffic does S-42-108 over NS Railroad carry?

About 600 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is S-42-108 over NS Railroad?

The structure is 290 ft (88.4 m) long with a longest span of 85 ft (25.9 m) and a deck 38 ft wide.

Who owns S-42-108 over NS Railroad?

It is owned by the State Highway Agency.