US Bridges

I-85 SB over Saluda River

Good

Greenville County, South Carolina · 5.7 MI SW of Greenville · Structure no. 000000000008552

Built
1992
33 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
435 ft
4 main spans
Daily traffic
54,100
2023 count
Owner
State
State Highway Agency

About this bridge

I-85 SB over Saluda River is a steel continuous stringer/multi-beam or girder carrying I-85 SB over Saluda River in Greenville County, South Carolina. It was built in 1992, so it is 33 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 54,100 vehicles a day, roughly 27% of them trucks, projected to reach 73,576 by 2043. The structure is 435 ft (132.7 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-85 SB
CrossesSaluda River
Location5.7 MI SW of Greenville
RouteInterstate 85
Coordinates34.77928, -82.45828
Functional classUrban Principal Arterial - Interstate

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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.2 US tons
Inventory rating36.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length435 ft (132.7 m)
Longest span145 ft (44.2 m)
Deck width61 ft (18.5 m)
Roadway width58 ft (17.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic54,100 (2023)
Projected traffic73,576 by 2043
Trucks27%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-85 SB over Saluda River built?

It was built in 1992, making it 33 years old in 2025.

What condition is I-85 SB over Saluda 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 May 2024.

How much traffic does I-85 SB over Saluda River carry?

About 54,100 vehicles per day (2023 count), of which roughly 27% are trucks.

How long is I-85 SB over Saluda River?

The structure is 435 ft (132.7 m) long with a longest span of 145 ft (44.2 m) and a deck 61 ft wide.

Who owns I-85 SB over Saluda River?

It is owned by the State Highway Agency.