US Bridges

I-26 WB over CSX RR

Fair

Spartanburg County, South Carolina · 4.0 MI NW of Spartanburg · Structure no. 000000000003091

Built
1959
66 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
180 ft
3 main spans
Daily traffic
34,150
2023 count
Owner
State
State Highway Agency

About this bridge

I-26 WB over CSX RR is a steel stringer/multi-beam or girder carrying I-26 WB over CSX RR 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 34,150 vehicles a day, roughly 12% of them trucks, projected to reach 42,688 by 2043. The structure is 180 ft (54.9 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-26 WB
CrossesCSX RR
Location4.0 MI NW of Spartanburg
RouteInterstate 26
CountySpartanburg County
StateSouth Carolina
Coordinates34.94561, -82.00168
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.6 US tons
Inventory rating49.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span60 ft (18.3 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,150 (2023)
Projected traffic42,688 by 2043
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$810,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-26 WB over CSX RR built?

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

What condition is I-26 WB over CSX RR 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 I-26 WB over CSX RR carry?

About 34,150 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is I-26 WB over CSX RR?

The structure is 180 ft (54.9 m) long with a longest span of 60 ft (18.3 m) and a deck 32 ft wide.

Who owns I-26 WB over CSX RR?

It is owned by the State Highway Agency.