US Bridges

Sc 56 over I-85 (new)

Good

Spartanburg County, South Carolina · 3.5 MI NW of Spartanburg · Structure no. 000000000008591

Built
1992
33 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
274 ft
4 main spans
Daily traffic
11,000
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 56 over I-85 (new) is a steel continuous stringer/multi-beam or girder carrying Sc 56 over I-85 (new) in Spartanburg County, South Carolina. It was built in 1992, so it is 33 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 11,000 vehicles a day, roughly 6% of them trucks, projected to reach 15,950 by 2043. The structure is 274 ft (83.5 m) long and 78 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSc 56
CrossesI-85 (new)
Location3.5 MI NW of Spartanburg
RouteState Highway 56
CountySpartanburg County
StateSouth Carolina
Coordinates34.99398, -81.99608
Functional classUrban Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating38.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length274 ft (83.5 m)
Longest span96 ft (29.3 m)
Deck width78 ft (23.9 m)
Roadway width67 ft (20.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2023)
Projected traffic15,950 by 2043
Trucks6%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Sc 56 over I-85 (new) built?

It was built in 1992, making it 33 years old in 2025.

What condition is Sc 56 over I-85 (new) 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 Sc 56 over I-85 (new) carry?

About 11,000 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Sc 56 over I-85 (new)?

The structure is 274 ft (83.5 m) long with a longest span of 96 ft (29.3 m) and a deck 78 ft wide.

Who owns Sc 56 over I-85 (new)?

It is owned by the State Highway Agency.