US Bridges

I-26 over Fairforest Creek

Good

Spartanburg County, South Carolina · 4.2 MI NW Spartanburg · Structure no. 000000000003478

Built
1960
65 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
68,300
2023 count
Owner
State
State Highway Agency

About this bridge

I-26 over Fairforest Creek is a concrete culvert carrying I-26 over Fairforest Creek in Spartanburg County, South Carolina. It was built in 1960, so it is 65 years old, older 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 68,300 vehicles a day, roughly 12% of them trucks, projected to reach 85,375 by 2043. The structure is 23 ft (7 m) long and 123 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI-26
CrossesFairforest Creek
Location4.2 MI NW Spartanburg
RouteInterstate 26
Coordinates34.96265, -82.00521
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating23.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width123 ft (37.5 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic68,300 (2023)
Projected traffic85,375 by 2043
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$80,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I-26 over Fairforest Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is I-26 over Fairforest Creek 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 January 2024.

How much traffic does I-26 over Fairforest Creek carry?

About 68,300 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is I-26 over Fairforest Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 123 ft wide.

Who owns I-26 over Fairforest Creek?

It is owned by the State Highway Agency.