US Bridges

I-85 over Fair Forest Creek

Good

Spartanburg County, South Carolina · 5.3 MI NW of Spartanburg · Structure no. 000000000008666

Built
1993
32 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
20 ft
2 main spans
Daily traffic
80,500
2023 count
Owner
State
State Highway Agency

About this bridge

I-85 over Fair Forest Creek is a concrete culvert carrying I-85 over Fair Forest Creek in Spartanburg County, South Carolina. It was built in 1993, so it is 32 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 80,500 vehicles a day, roughly 17% of them trucks, projected to reach 106,260 by 2043. The structure is 20 ft (6.1 m) long and 150 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-85
CrossesFair Forest Creek
Location5.3 MI NW of Spartanburg
RouteInterstate 85
CountySpartanburg County
StateSouth Carolina
Coordinates34.97194, -82.02336
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating56.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span9 ft (2.7 m)
Deck width150 ft (45.7 m)
Roadway width150 ft (45.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80,500 (2023)
Projected traffic106,260 by 2043
Trucks17%
Lanes on structure6
Traffic directionTwo-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 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 over Fair Forest Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is I-85 over Fair Forest 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 February 2024.

How much traffic does I-85 over Fair Forest Creek carry?

About 80,500 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is I-85 over Fair Forest Creek?

The structure is 20 ft (6.1 m) long with a longest span of 9 ft (2.7 m) and a deck 150 ft wide.

Who owns I-85 over Fair Forest Creek?

It is owned by the State Highway Agency.