US Bridges

I-285 Ramp to I-85 over I-85

Good

Fulton County, Georgia · I285 & I85 Inter on Ssid · Structure no. 000000012106160

Built
1985
40 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
276 ft
2 main spans
Daily traffic
3,620
2024 count
Owner
State
State Highway Agency

About this bridge

I-285 Ramp to I-85 over I-85 is a prestressed concrete continuous box beam or girders - single or spread carrying I-285 Ramp to I-85 over I-85 in Fulton County, Georgia. It was built in 1985, so it is 40 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 3,620 vehicles a day, roughly 1% of them trucks, projected to reach 4,425 by 2032. The structure is 276 ft (84.1 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI-285 Ramp to I-85
CrossesI-85
LocationI285 & I85 Inter on Ssid
RouteInterstate 285
CountyFulton County
StateGeorgia
Coordinates33.61749, -84.48522
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 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 rating61 US tons
Inventory rating35.9 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length276 ft (84.1 m)
Longest span158 ft (48.2 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,620 (2024)
Projected traffic4,425 by 2032
Trucks1%
Lanes on structure1
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$1.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-285 Ramp to I-85 over I-85 built?

It was built in 1985, making it 40 years old in 2025.

What condition is I-285 Ramp to I-85 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 March 2023.

How much traffic does I-285 Ramp to I-85 over I-85 carry?

About 3,620 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-285 Ramp to I-85 over I-85?

The structure is 276 ft (84.1 m) long with a longest span of 158 ft (48.2 m) and a deck 33 ft wide.

Who owns I-285 Ramp to I-85 over I-85?

It is owned by the State Highway Agency.