US Bridges

I-285 (wbl Ramp) over I-75

Good

Clayton County, Georgia · 0.05 MI SE of Atl Airport · Structure no. 000000006300460

Built
1986
39 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
325 ft
4 main spans
Daily traffic
6,805
2024 count
Owner
State
State Highway Agency

About this bridge

I-285 (wbl Ramp) over I-75 is a prestressed concrete stringer/multi-beam or girder carrying I-285 (wbl Ramp) over I-75 in Clayton 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 6,805 vehicles a day, roughly 1% of them trucks, projected to reach 62,445 by 2032. The structure is 325 ft (99.1 m) long and 59 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesI-285 (wbl Ramp)
CrossesI-75
Location0.05 MI SE of Atl Airport
RouteInterstate 285
StateGeorgia
Coordinates33.63366, -84.40102
Functional classUrban Local

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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating40.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length325 ft (99.1 m)
Longest span113 ft (34.4 m)
Deck width59 ft (18 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,805 (2024)
Projected traffic62,445 by 2032
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-285 (wbl Ramp) over I-75 built?

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

What condition is I-285 (wbl Ramp) over I-75 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 May 2023.

How much traffic does I-285 (wbl Ramp) over I-75 carry?

About 6,805 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-285 (wbl Ramp) over I-75?

The structure is 325 ft (99.1 m) long with a longest span of 113 ft (34.4 m) and a deck 59 ft wide.

Who owns I-285 (wbl Ramp) over I-75?

It is owned by the State Highway Agency.