Common Road Names

I-20:

Also known as the Tom Murphy Highway from the Alabama state line to I-285 in Fulton County.
West side of I-20 (west of I-75/85) is also known as the West Expressway.
East side of I-20 (east of I-75/85) is also known as thes East Expressway.

I-85:

Also known as the Northeast Expressway.
The bridge located north of I-285 and south of exit 99 (Jimmy Carter Blvd) is also known as No Name Bridge.

I-75:

Also known as the Northwest Expressway.
SR 120, the Marietta Pkwy, runs in a loop and intersects I-75 twice. This route is also known as the Marietta Loop. Where it first crosses I-75 north of Delk Rd, it is called the South Loop. Where it crosses I-75 the second time just before Allgood Rd, it is called the North Loop.

I-75/85:

Most commonly known as the Downtown Connector.
The connector merges/splits on the south side south of Langford Parkway, also known as the Lakewood split (SR 166), and merges/splits again at the 17th Street Bridge, also known as the Brookwood Interchange or the Banana Split because of the big yellow bridge on the north side.
The curve on the downtown connector is known as the Grady Curve.
The exit numbers for the Downtown Connector correspond to the mileage for I-75.

I-285:

Often referred to as The Perimeter.
Since it runs in a circle around Atlanta, determining direction is often difficult. Therefore, the two directions of travel on I-285 are known as the Inner Loop and the Outer Loop.
Motorists will frequently use the term, The Top End to denote the area of I-285 between I-75 in Cobb County and I-85 in DeKalb County.

SR 400:

Most commonly referred to as GA 400 or just, simply, 400.
Also known as the Alpharetta Autobahn because of the high speeds of motorists who take the toll road that runs from Buckhead to North Georgia.
The exits on this highway increase sequentially and do not correspond to mileposts.
The area of SR 400 between the Toll Plaza and I-285 is known as Pill Hill.
The Financial Center Tunnel refers to the passage of SR 400 under the Atlanta Financial Center in Buckhead.

Cobb Cloverleaf:

Created by the intersection of I-75 and I-285 in southeast Cobb County.
Known as the Kennedy Interchange, and is located at the I-285/I-75 Merge in northwest of Atlanta.

Spaghetti Junction:

Buckhead Loop:

Road that arcs from Piedmont Road across Georgia 400 to Peachtree Road. It runs along the south side of Phipps Plaza (a.k.a. State Route 141 connector).

Stone Mountain Freeway:

Langford Parkway:

Formerly known as Lakewood Freeway; it runs west from the Downtown Connector to I-285 and then becomes Campbellton Road.

Freedom Parkway:

Glenridge Connector:

A short, but highly trafficked road that goes around Pill Hill, it runs from Peachtree-Dunwoody Road to I-285 and then becomes Glenridge Drive (a.k.a. the 407 Loop).

East-West Connector:

Connects Town Center Mall near Kennesaw to the Cumberland Mall in southeast Cobb.

The Dunwoody Family:

Chamblee-Dunwoody, Peachtree-Dunwoody and Ashford-Dunwoody roads, collectively; a very heavily traveled part of DeKalb County.

Southern Crescent:

Vague term referring to the southern region of Atlanta, including Butts, Clayton, Coweta, Fayette and Henry counties.

Northern Arc:

A proposed road project that would create a 50 mile highway from Bartow to Gwinnett counties and provide a vital east-west link north of I-285.

Sunshine Slowdown:

The effect of sunlight directly in motoristâ€™s eyes, as drivers go east on I-20 in the morning, the sunrise causes a glare limiting visibility. Those same commuters face sunshine slowdown again going westbound in the evening.

MARTA Overpasses:

Of the areas where MARTA rails cross over the interstate, there are 3 intersections that are popularly used as landmarks; North Springs Marta Station, just north of Abernathy Rd on SR 400, MARTA overpass, I-85 north of Peachtree St just before the 17th street Bridge and Indian Creek Marta Station, I-285 just south of Memorial Dr.