US Bridges

I-285 Ramp to I-20 over Abandoned Ramp

Good

DeKalb County, Georgia · I-285 & I-20 Int. · Structure no. 000000008900950

Built
1965
60 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
120 ft
3 main spans
Daily traffic
6,805
2024 count
Owner
State
State Highway Agency

About this bridge

I-285 Ramp to I-20 over Abandoned Ramp is a steel stringer/multi-beam or girder carrying I-285 Ramp to I-20 over Abandoned Ramp in DeKalb County, Georgia. It was built in 1965, so it is 60 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 6,805 vehicles a day, roughly 1% of them trucks, projected to reach 73,200 by 2031. The structure is 120 ft (36.6 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-285 Ramp to I-20
CrossesAbandoned Ramp
LocationI-285 & I-20 Int.
RouteInterstate 285
StateGeorgia
Coordinates33.71671, -84.24144
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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.9 US tons
Inventory rating23.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length120 ft (36.6 m)
Longest span51 ft (15.5 m)
Deck width40 ft (12.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,805 (2024)
Projected traffic73,200 by 2031
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesPedestrian / bicycle
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$703,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-285 Ramp to I-20 over Abandoned Ramp built?

It was built in 1965, making it 60 years old in 2025.

What condition is I-285 Ramp to I-20 over Abandoned 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 April 2024.

How much traffic does I-285 Ramp to I-20 over Abandoned Ramp carry?

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

How long is I-285 Ramp to I-20 over Abandoned Ramp?

The structure is 120 ft (36.6 m) long with a longest span of 51 ft (15.5 m) and a deck 40 ft wide.

Who owns I-285 Ramp to I-20 over Abandoned Ramp?

It is owned by the State Highway Agency.