US Bridges

I-85 Ramp over SR 13

Fair

Fulton County, Georgia · In N Atlanta · Structure no. 000000012105570

Built
1984
41 years old
Condition
Fair
inspected June 2023
Type
Box Beam or Girders - Multiple
Steel Continuous
Length
350 ft
4 main spans
Daily traffic
24,200
2024 count
Owner
State
State Highway Agency

About this bridge

I-85 Ramp over SR 13 is a steel continuous box beam or girders - multiple carrying I-85 Ramp over SR 13 in Fulton County, Georgia. It was built in 1984, so it is 41 years old, younger than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 24,200 vehicles a day, roughly 1% of them trucks, projected to reach 31,665 by 2032. The structure is 350 ft (106.7 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI-85 Ramp
CrossesSR 13
LocationIn N Atlanta
RouteInterstate 85
StateGeorgia
Coordinates33.80924, -84.37556
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, precast panels
Main spans4
Design loadHS 20 + Mod
Structure length350 ft (106.7 m)
Longest span129 ft (39.3 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,200 (2024)
Projected traffic31,665 by 2032
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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$1.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-85 Ramp over SR 13 built?

It was built in 1984, making it 41 years old in 2025.

What condition is I-85 Ramp over SR 13 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does I-85 Ramp over SR 13 carry?

About 24,200 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-85 Ramp over SR 13?

The structure is 350 ft (106.7 m) long with a longest span of 129 ft (39.3 m) and a deck 33 ft wide.

Who owns I-85 Ramp over SR 13?

It is owned by the State Highway Agency.