US Bridges

I-26 WB over Sc 85

Poor

Spartanburg County, South Carolina · 4.3 MI NW Spartanburg · Structure no. 000000000003090

Built
1959
66 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
236 ft
4 main spans
Daily traffic
24,550
2023 count
Owner
State
State Highway Agency

About this bridge

I-26 WB over Sc 85 is a steel stringer/multi-beam or girder carrying I-26 WB over Sc 85 in Spartanburg County, South Carolina. It was built in 1959, so it is 66 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 24,550 vehicles a day, roughly 12% of them trucks, projected to reach 30,688 by 2043. The structure is 236 ft (71.9 m) long and 46 ft wide.

Location

Open in Google Maps
CarriesI-26 WB
CrossesSc 85
Location4.3 MI NW Spartanburg
RouteInterstate 26
CountySpartanburg County
StateSouth Carolina
Coordinates34.96822, -82.00599
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating33.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length236 ft (71.9 m)
Longest span65 ft (19.8 m)
Deck width46 ft (14 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deck19 ft (5.7 m)

Traffic and service

Average daily traffic24,550 (2023)
Projected traffic30,688 by 2043
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.6 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-26 WB over Sc 85 built?

It was built in 1959, making it 66 years old in 2025.

What condition is I-26 WB over Sc 85 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does I-26 WB over Sc 85 carry?

About 24,550 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is I-26 WB over Sc 85?

The structure is 236 ft (71.9 m) long with a longest span of 65 ft (19.8 m) and a deck 46 ft wide.

Who owns I-26 WB over Sc 85?

It is owned by the State Highway Agency.