US Bridges

I-85 NB over I-26

Good

Spartanburg County, South Carolina · 5.0 MI NW of Spartanburg · Structure no. 000000000008205

Built
1988
37 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
272 ft
2 main spans
Daily traffic
46,600
2023 count
Owner
State
State Highway Agency

About this bridge

I-85 NB over I-26 is a steel continuous stringer/multi-beam or girder carrying I-85 NB over I-26 in Spartanburg County, South Carolina. It was built in 1988, so it is 37 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 46,600 vehicles a day, roughly 19% of them trucks, projected to reach 58,250 by 2043. The structure is 272 ft (82.8 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-85 NB
CrossesI-26
Location5.0 MI NW of Spartanburg
RouteInterstate 85
Coordinates34.97808, -82.01178
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.4 US tons
Inventory rating21.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length272 ft (82.8 m)
Longest span83 ft (25.4 m)
Deck width71 ft (21.7 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46,600 (2023)
Projected traffic58,250 by 2043
Trucks19%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 I-85 NB over I-26 built?

It was built in 1988, making it 37 years old in 2025.

What condition is I-85 NB over I-26 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 February 2024.

How much traffic does I-85 NB over I-26 carry?

About 46,600 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is I-85 NB over I-26?

The structure is 272 ft (82.8 m) long with a longest span of 83 ft (25.4 m) and a deck 71 ft wide.

Who owns I-85 NB over I-26?

It is owned by the State Highway Agency.