US Bridges

Akers Mill Road over I-75 Nbl and Ramps

Good

Cobb County, Georgia · 7 MI SE of Marietta · Structure no. 000000006751960

Built
1998
27 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
287 ft
2 main spans
Daily traffic
18,106
2024 count
Owner
State
State Highway Agency

About this bridge

Akers Mill Road over I-75 Nbl and Ramps is a steel continuous stringer/multi-beam or girder carrying Akers Mill Road over I-75 Nbl and Ramps in Cobb County, Georgia. It was built in 1998, so it is 27 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 18,106 vehicles a day, roughly 1% of them trucks, projected to reach 21,585 by 2032. The structure is 287 ft (87.5 m) long and 80 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesAkers Mill Road
CrossesI-75 Nbl and Ramps
Location7 MI SE of Marietta
RouteCounty Highway 9016
StateGeorgia
Coordinates33.88677, -84.45741
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 inspectionAugust 2023
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 rating50.9 US tons
Inventory rating35.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length287 ft (87.5 m)
Longest span162 ft (49.4 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 traffic21,585 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 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$3.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Akers Mill Road over I-75 Nbl and Ramps built?

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

What condition is Akers Mill Road over I-75 Nbl and Ramps 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 August 2023.

How much traffic does Akers Mill Road over I-75 Nbl and Ramps carry?

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

How long is Akers Mill Road over I-75 Nbl and Ramps?

The structure is 287 ft (87.5 m) long with a longest span of 162 ft (49.4 m) and a deck 80 ft wide.

Who owns Akers Mill Road over I-75 Nbl and Ramps?

It is owned by the State Highway Agency.