US Bridges

I-85 Ramp to I-285 over I-85 Ramp Nbl to SR 279

Good

Fulton County, Georgia · I285 & I85 Inter on Ssid · Structure no. 000000012106100

Built
1986
39 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
128 ft
1 main span
Daily traffic
15,800
2024 count
Owner
State
State Highway Agency

About this bridge

I-85 Ramp to I-285 over I-85 Ramp Nbl to SR 279 is a prestressed concrete stringer/multi-beam or girder carrying I-85 Ramp to I-285 over I-85 Ramp Nbl to SR 279 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 15,800 vehicles a day, roughly 1% of them trucks, projected to reach 26,280 by 2032. The structure is 128 ft (39 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-85 Ramp to I-285
CrossesI-85 Ramp Nbl to SR 279
LocationI285 & I85 Inter on Ssid
RouteInterstate 85
CountyFulton County
StateGeorgia
Coordinates33.61644, -84.4852
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
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 rating80.9 US tons
Inventory rating25.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length128 ft (39 m)
Longest span128 ft (39 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,800 (2024)
Projected traffic26,280 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

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$546,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-85 Ramp to I-285 over I-85 Ramp Nbl to SR 279 built?

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

What condition is I-85 Ramp to I-285 over I-85 Ramp Nbl to SR 279 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-85 Ramp to I-285 over I-85 Ramp Nbl to SR 279 carry?

About 15,800 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-85 Ramp to I-285 over I-85 Ramp Nbl to SR 279?

The structure is 128 ft (39 m) long with a longest span of 128 ft (39 m) and a deck 33 ft wide.

Who owns I-85 Ramp to I-285 over I-85 Ramp Nbl to SR 279?

It is owned by the State Highway Agency.