US Bridges

Flat Shoals Road over I-85

Good

Fulton County, Georgia · 2.5 M E of Union City · Structure no. 000000012102760

Built
1964
61 years old, rebuilt 1980
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
288 ft
4 main spans
Daily traffic
18,106
2024 count
Owner
State
State Highway Agency

About this bridge

Flat Shoals Road over I-85 is a steel stringer/multi-beam or girder carrying Flat Shoals Road over I-85 in Fulton County, Georgia. It was built in 1964 and reconstructed in 1980, so it is 61 years old, older 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 18,106 vehicles a day, roughly 1% of them trucks, projected to reach 15,825 by 2032. The structure is 288 ft (87.8 m) long and 80 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFlat Shoals Road
CrossesI-85
Location2.5 M E of Union City
RouteCity Street 9077
StateGeorgia
Coordinates33.58479, -84.51349
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating46 US tons
Inventory rating26.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length288 ft (87.8 m)
Longest span77 ft (23.5 m)
Deck width80 ft (24.5 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,106 (2024)
Projected traffic15,825 by 2032
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 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$3.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Flat Shoals Road over I-85 built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1980.

What condition is Flat Shoals Road over I-85 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 November 2024.

How much traffic does Flat Shoals Road over I-85 carry?

About 18,106 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Flat Shoals Road over I-85?

The structure is 288 ft (87.8 m) long with a longest span of 77 ft (23.5 m) and a deck 80 ft wide.

Who owns Flat Shoals Road over I-85?

It is owned by the State Highway Agency.