US Bridges

S-42-108 over Trib to Pacolet River

Good

Spartanburg County, South Carolina · 3.0 MI SW Cowpens · Structure no. 000000000007299

Built
1979
46 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete
Length
90 ft
3 main spans
Daily traffic
600
2023 count
Owner
State
State Highway Agency

About this bridge

S-42-108 over Trib to Pacolet River is a concrete slab carrying S-42-108 over Trib to Pacolet River in Spartanburg County, South Carolina. It was built in 1979, so it is 46 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 1,374 by 2043. The structure is 90 ft (27.4 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS-42-108
CrossesTrib to Pacolet River
Location3.0 MI SW Cowpens
RouteState Highway 108
Coordinates34.97694, -81.81556
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating25.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2023)
Projected traffic1,374 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-42-108 over Trib to Pacolet River built?

It was built in 1979, making it 46 years old in 2025.

What condition is S-42-108 over Trib to Pacolet River 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 Trib to Pacolet River carry?

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

How long is S-42-108 over Trib to Pacolet River?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 35 ft wide.

Who owns S-42-108 over Trib to Pacolet River?

It is owned by the State Highway Agency.