US Bridges

I-85 over SR 13

Good

Fulton County, Georgia · In N Atlanta · Structure no. 000000012105560

Built
1984
41 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
104 ft
2 main spans
Daily traffic
151,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-85 over SR 13 is a prestressed concrete stringer/multi-beam or girder carrying I-85 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 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 151,000 vehicles a day, roughly 1% of them trucks, projected to reach 267,120 by 2032. The structure is 104 ft (31.7 m) long and 180 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-85
CrossesSR 13
LocationIn N Atlanta
RouteInterstate 85
StateGeorgia
Coordinates33.82288, -84.3579
Functional classUrban Principal Arterial - Interstate

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 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 rating50.9 US tons
Inventory rating35.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length104 ft (31.7 m)
Longest span52 ft (15.8 m)
Deck width180 ft (55 m)
Roadway width177 ft (54.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic151,000 (2024)
Projected traffic267,120 by 2032
Trucks1%
Lanes on structure12
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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$2.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-85 over SR 13 built?

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

What condition is I-85 over SR 13 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 June 2023.

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

About 151,000 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-85 over SR 13?

The structure is 104 ft (31.7 m) long with a longest span of 52 ft (15.8 m) and a deck 180 ft wide.

Who owns I-85 over SR 13?

It is owned by the State Highway Agency.