I-20
I-20 in In Atlanta, Fulton County, Georgia received a condition grade of B (67/100). Built in 1963, the bridge carries 207K vehicles daily on I-20 over SR 3- Nor Southern RR.
I-20 carries a B on the BridgeSafety Condition Score with 67/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.
The bridge was built in 1963 and is now 63 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. I-20 carries an average daily traffic count of 207,000 vehicles, with 12 lane(s) crossing SR 3- Nor Southern RR. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
Component Ratings
The riding surface, evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
I-20 is a 63-year-old bridge located In Atlanta in Fulton County, Georgia. The bridge carries I-20 over SR 3- Nor Southern RR with 12 traffic lanes, handling approximately 207K vehicles per day. Built in 1963 and reconstructed in 1986, the structure spans 272.2 meters.
The bridge received a Condition Grade of B (67/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 8/9 (good), and substructure 5/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I-20 has a Condition Score of 67/100 (Grade B). Its deck is rated 7/9, superstructure 8/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.
I-20 was built in 1963 and reconstructed in 1986, making it 63 years old. The average bridge age in the United States is 48 years.
I-20 carries approximately 207K vehicles per day (average daily traffic). The bridge has 12 traffic lanes. It is 272.2 meters long and located on I-20 in In Atlanta, Fulton County, Georgia.
No, I-20 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I-20 is located In Atlanta in Fulton County, Georgia. The bridge carries I-20 over SR 3- Nor Southern RR. Its coordinates are 33.741161, -84.407731. It is maintained by State Highway Agency.
I-20 carries I-20 over SR 3- Nor Southern RR. The bridge is 272.2 meters long and was built in 1963, with reconstruction in 1986.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.