US Bridges

I-185 (nbl) over SR 116

Good

Harris County, Georgia · 5 MI S of Whitesville · Structure no. 000000014500450

Built
1978
47 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
229 ft
3 main spans
Daily traffic
31,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-185 (nbl) over SR 116 is a steel continuous stringer/multi-beam or girder carrying I-185 (nbl) over SR 116 in Harris County, Georgia. It was built in 1978, so it is 47 years old, younger than the Georgia average of 47.5 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 31,000 vehicles a day, roughly 1% of them trucks, projected to reach 31,830 by 2032. The structure is 229 ft (69.8 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-185 (nbl)
CrossesSR 116
Location5 MI S of Whitesville
RouteInterstate 185
StateGeorgia
Coordinates32.74723, -85.01756
Functional classRural 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.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length229 ft (69.8 m)
Longest span103 ft (31.4 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,000 (2024)
Projected traffic31,830 by 2032
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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$1.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-185 (nbl) over SR 116 built?

It was built in 1978, making it 47 years old in 2025.

What condition is I-185 (nbl) over SR 116 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 September 2023.

How much traffic does I-185 (nbl) over SR 116 carry?

About 31,000 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-185 (nbl) over SR 116?

The structure is 229 ft (69.8 m) long with a longest span of 103 ft (31.4 m) and a deck 44 ft wide.

Who owns I-185 (nbl) over SR 116?

It is owned by the State Highway Agency.