US Bridges

I-85 NB over Reedy River and S-23-218

Good

Greenville County, South Carolina · 4 MI SE of Greenville · Structure no. 000000000009321

Built
1998
27 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
306 ft
5 main spans
Daily traffic
59,000
2023 count
Owner
State
State Highway Agency

About this bridge

I-85 NB over Reedy River and S-23-218 is a prestressed concrete stringer/multi-beam or girder carrying I-85 NB over Reedy River and S-23-218 in Greenville County, South Carolina. It was built in 1998, so it is 27 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 59,000 vehicles a day, roughly 9% of them trucks, projected to reach 84,370 by 2043. The structure is 306 ft (93.3 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-85 NB
CrossesReedy River and S-23-218
Location4 MI SE of Greenville
RouteInterstate 85
Coordinates34.80106, -82.36435
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length306 ft (93.3 m)
Longest span92 ft (28 m)
Deck width71 ft (21.5 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59,000 (2023)
Projected traffic84,370 by 2043
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-85 NB over Reedy River and S-23-218 built?

It was built in 1998, making it 27 years old in 2025.

What condition is I-85 NB over Reedy River and S-23-218 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 May 2024.

How much traffic does I-85 NB over Reedy River and S-23-218 carry?

About 59,000 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-85 NB over Reedy River and S-23-218?

The structure is 306 ft (93.3 m) long with a longest span of 92 ft (28 m) and a deck 71 ft wide.

Who owns I-85 NB over Reedy River and S-23-218?

It is owned by the State Highway Agency.