US Bridges

S-42-57 over CSXT

Good

Spartanburg County, South Carolina · 4.0 MI W Cowpens · Structure no. 000000000008788

Built
1994
31 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
149 ft
3 main spans
Daily traffic
16,000
2023 count
Owner
State
State Highway Agency

About this bridge

S-42-57 over CSXT is a prestressed concrete stringer/multi-beam or girder carrying S-42-57 over CSXT in Spartanburg County, South Carolina. It was built in 1994, so it is 31 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 16,000 vehicles a day, roughly 7% of them trucks, projected to reach 24,000 by 2043. The structure is 149 ft (45.3 m) long and 79 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-42-57
CrossesCSXT
Location4.0 MI W Cowpens
RouteState Highway 57
Coordinates35.01918, -81.87297
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.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length149 ft (45.3 m)
Longest span50 ft (15.3 m)
Deck width79 ft (24 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,000 (2023)
Projected traffic24,000 by 2043
Trucks7%
Lanes on structure4
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-42-57 over CSXT built?

It was built in 1994, making it 31 years old in 2025.

What condition is S-42-57 over CSXT 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-42-57 over CSXT carry?

About 16,000 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is S-42-57 over CSXT?

The structure is 149 ft (45.3 m) long with a longest span of 50 ft (15.3 m) and a deck 79 ft wide.

Who owns S-42-57 over CSXT?

It is owned by the State Highway Agency.