US Bridges

I-185 Nbl over Grove Creek

Good

Greenville County, South Carolina · South of Greenville · Structure no. 000000000009606

Built
1999
26 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete Continuous
Length
180 ft
6 main spans
Daily traffic
4,050
2023 count
Owner
State
State Highway Agency

About this bridge

I-185 Nbl over Grove Creek is a concrete continuous slab carrying I-185 Nbl over Grove Creek in Greenville County, South Carolina. It was built in 1999, so it is 26 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 4,050 vehicles a day, roughly 9% of them trucks, projected to reach 5,792 by 2043. The structure is 180 ft (54.9 m) long and 47 ft wide.

CarriesI-185 Nbl
CrossesGrove Creek
LocationSouth of Greenville
RouteInterstate 185
Coordinates34.73096, -82.41928
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 protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating46.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 25 or greater
Structure length180 ft (54.9 m)
Longest span30 ft (9.1 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,050 (2023)
Projected traffic5,792 by 2043
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a toll 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-185 Nbl over Grove Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is I-185 Nbl over Grove 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 July 2024.

How much traffic does I-185 Nbl over Grove Creek carry?

About 4,050 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-185 Nbl over Grove Creek?

The structure is 180 ft (54.9 m) long with a longest span of 30 ft (9.1 m) and a deck 47 ft wide.

Who owns I-185 Nbl over Grove Creek?

It is owned by the State Highway Agency.