US Bridges

I-20 over CSX Railroad- Marta

Good

Fulton County, Georgia · In City of Atlanta · Structure no. 000000012101710

Built
1965
60 years old, rebuilt 1981
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
303 ft
3 main spans
Daily traffic
167,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-20 over CSX Railroad- Marta is a steel stringer/multi-beam or girder carrying I-20 over CSX Railroad- Marta in Fulton County, Georgia. It was built in 1965 and reconstructed in 1981, 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 167,000 vehicles a day, roughly 1% of them trucks, projected to reach 181,530 by 2031. The structure is 303 ft (92.4 m) long and 124 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-20
CrossesCSX Railroad- Marta
LocationIn City of Atlanta
RouteInterstate 20
StateGeorgia
Coordinates33.75473, -84.46613
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJune 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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.9 US tons
Inventory rating22.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length303 ft (92.4 m)
Longest span121 ft (36.9 m)
Deck width124 ft (37.7 m)
Roadway width117 ft (35.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic167,000 (2024)
Projected traffic181,530 by 2031
Trucks1%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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$4.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-20 over CSX Railroad- Marta built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1981.

What condition is I-20 over CSX Railroad- Marta 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 2024.

How much traffic does I-20 over CSX Railroad- Marta carry?

About 167,000 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-20 over CSX Railroad- Marta?

The structure is 303 ft (92.4 m) long with a longest span of 121 ft (36.9 m) and a deck 124 ft wide.

Who owns I-20 over CSX Railroad- Marta?

It is owned by the State Highway Agency.