US Bridges

S-42-590 over Trib N Tyger River

FairPosted for load

Spartanburg County, South Carolina · 6.0 MI SW Spartanburg · Structure no. 000000000005160

Built
1967
58 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete
Length
120 ft
8 main spans
Daily traffic
3,900
2023 count
Owner
State
State Highway Agency

About this bridge

S-42-590 over Trib N Tyger River is a concrete slab carrying S-42-590 over Trib N Tyger River in Spartanburg County, South Carolina. It was built in 1967, so it is 58 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 3,900 vehicles a day, roughly 5% of them trucks, projected to reach 5,850 by 2043. The structure is 120 ft (36.6 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-42-590
CrossesTrib N Tyger River
Location6.0 MI SW Spartanburg
RouteState Highway 590
Coordinates34.87807, -81.99737
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating27.1 US tons
Inventory rating0 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans8
Design loadH 10
Structure length120 ft (36.6 m)
Longest span15 ft (4.6 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,900 (2023)
Projected traffic5,850 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$744,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-42-590 over Trib N Tyger River built?

It was built in 1967, making it 58 years old in 2025.

What condition is S-42-590 over Trib N Tyger River 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 August 2023.

How much traffic does S-42-590 over Trib N Tyger River carry?

About 3,900 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-42-590 over Trib N Tyger River?

The structure is 120 ft (36.6 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.

Who owns S-42-590 over Trib N Tyger River?

It is owned by the State Highway Agency.