US Bridges

Howell Mill Road over I-75 + I-75 Ramp

Good

Fulton County, Georgia · In N Atlanta · Structure no. 000000012104020

Built
1986
39 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
225 ft
3 main spans
Daily traffic
17,800
2024 count
Owner
State
State Highway Agency

About this bridge

Howell Mill Road over I-75 + I-75 Ramp is a prestressed concrete stringer/multi-beam or girder carrying Howell Mill Road over I-75 + I-75 Ramp in Fulton County, Georgia. It was built in 1986, so it is 39 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 17,800 vehicles a day, roughly 1% of them trucks, projected to reach 30,960 by 2032. The structure is 225 ft (68.6 m) long and 90 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHowell Mill Road
CrossesI-75 + I-75 Ramp
LocationIn N Atlanta
RouteCity Street 9143
StateGeorgia
Coordinates33.80526, -84.41327
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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length225 ft (68.6 m)
Longest span96 ft (29.3 m)
Deck width90 ft (27.5 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,800 (2024)
Projected traffic30,960 by 2032
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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$2.8 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Howell Mill Road over I-75 + I-75 Ramp built?

It was built in 1986, making it 39 years old in 2025.

What condition is Howell Mill Road over I-75 + I-75 Ramp 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 June 2023.

How much traffic does Howell Mill Road over I-75 + I-75 Ramp carry?

About 17,800 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Howell Mill Road over I-75 + I-75 Ramp?

The structure is 225 ft (68.6 m) long with a longest span of 96 ft (29.3 m) and a deck 90 ft wide.

Who owns Howell Mill Road over I-75 + I-75 Ramp?

It is owned by the State Highway Agency.