Skip to content

Transform 285/400: Traffic Impact Report

WHAT: Weather permitting, Georgia Department of Transportation construction partners will close lanes on I-285 eastbound and westbound and SR 400 northbound and southbound for activities to include roadway, noise barrier, and bridge construction. Travel restrictions include possible delays, reduced speeds, and detours in some areas. 

*NOTES: Work schedule updates can be made daily. Check the project web page often for the latest updates. Detour information is shown using red text

 Closures marked with **/++ are in conflict – only one of these closures will be implemented.

 

WHEN/WHERE: Traffic Impacts on I-285 and SR 400 from November 20, through November 27, 2023

Wednesday, November 22, 12 p.m. through Monday, November 27, 10 p.m.
***HOLIDAY LANE CLOSURE RESTRICTIONS – NO CLOSURES***

Daytime Closures:

Monday, Nov. 20, 5 a.m. to Tuesday, Nov. 21, 9 p.m.

  • Shoulder closure on I-285 eastbound at Ashford Dunwoody Road

Overnight Closures:  

Monday, November 20, 9 p.m. to 5 a.m.
General Lane Closures & Traffic Pacings:

  • Two left lanes on I-285 eastbound from Mount Vernon Highway to Roswell Road
  • ++One left lane on I-285 westbound CD lanes from Ashford Dunwoody Road to Peachtree Dunwoody Road
  • ++Two right lanes on I-285 westbound CD lanes from Ashford Dunwoody Road to Peachtree Dunwoody Road
  • One left lane on SR 400 northbound at Windsor Parkway
  • **Two right lanes on SR 400 northbound at Mount Vernon Highway
  • **Two left lanes on SR 400 northbound at Mount Vernon Highway
  • Two left lanes on SR 400 southbound at Spalding Drive
  • One right lane on SR 400 southbound from Johnson Ferry Road to Glenridge Connector
  • One left lane on Abernathy Road eastbound from Aria Boulevard to SR 400
 

Closures and Detours:

++I-285 westbound to SR 400 northbound (Detour Map)

  • Motorists traveling on I-285 westbound to SR 400 northbound should use Exit 27 SR 400 southbound and Glenridge Connector to access SR 400 northbound.

**I-285 eastbound to SR 400 southbound (Detour Map)

  • Motorists traveling on I-285 eastbound to SR 400 southbound should use Exit 27 SR 400 northbound and Exit 5 Abernathy Road to access SR 400 southbound.

SR 400 northbound to I-285 eastbound (Detour Map)

  • Motorists traveling on SR 400 northbound to I-285 eastbound should use Exit 4B I-285 westbound and Exit 25 Roswell Road to access I-285 eastbound.

Glenridge Connector to SR 400 northbound (Detour Map)

  • Motorists traveling on Glenridge Connector to SR 400 northbound should use SR 400 southbound and Exit 3 Lenox Road to access SR 400 northbound.

**I-285 eastbound to SR 400 northbound (Detour Map)

  • Motorists traveling on I-285 eastbound to SR 400 northbound should use Exit 27 SR 400 southbound and Exit 3 Glenridge Connector to access SR 400 northbound.

++I-285 westbound to SR 400 southbound (Detour Map)

  • Motorists traveling on I-285 westbound to SR 400 southbound should use Exit 25 Roswell Road and I-285 eastbound to access SR 400 southbound (Exit 27).

++SR 400 southbound to I-285 westbound (Detour Map)

  • Motorists traveling on SR 400 southbound to I-285 westbound should use Exit 4B I-285 eastbound and Exit 29 Ashford Dunwoody Road to access I-285 westbound.

I-285 eastbound to Roswell Road (Detour Map)

  • Motorists traveling on I-285 Roswell Road should use Exit 26 Glenridge Drive and Glenridge Drive to access Roswell Road.
  • Alternate Route: Motorists traveling on I-285 eastbound to Roswell Road should use Exit 26 Glenridge Drive and Hammond Drive to access Roswell Road.

++**I-285 westbound to Ashford Dunwoody Road (Detour Map)

  • Motorists traveling on I-285 westbound to Ashford Dunwoody Road should use Exit 28 Peachtree Dunwoody Road and Lake Hearn Drive (road changes to Perimeter Center Parkway) to access Ashford Dunwoody Road.
  • Alternate Route: Motorists traveling on I-285 westbound to Ashford Dunwoody Road should use Exit 28 Peachtree Dunwoody Road and Hammond Drive to access Ashford Dunwoody Road.

++**I-285 eastbound to Ashford Dunwoody Road (Detour Map)

  • Motorists traveling on I-285 eastbound to Ashford Dunwoody Road should use Exit 30 Chamblee Dunwoody Road and I-285 westbound to access Ashford Dunwoody Road (Exit 29).

++I-285 westbound to Peachtree Dunwoody Road (Detour Map)

  • Motorists traveling on I-285 westbound to Peachtree Dunwoody Road should use Roswell Road, I-285 eastbound, and Ashford Dunwoody Road to access Peachtree Dunwoody Road.

Hammond Drive to SR 400 northbound (Detour Map)

  • Motorists traveling on Hammond Drive to SR 400 northbound should use Peachtree Dunwoody Road, Barfield Drive, and Abernathy Road to access SR 400 northbound.

**Abernathy Road westbound Full Closure (Detour Map)

  • Motorists traveling on Abernathy Road westbound should use Peachtree Dunwoody Road, Mount Vernon Highway, and Barfield Road (road changes to Mercedes-Benz Drive) to access Abernathy Road.

Tuesday, November 21, 9 p.m. to 5 a.m.
General Lane Closures & Traffic Pacings:

  • Two left lanes on I-285 eastbound from Mount Vernon Highway to Roswell Road
  • ++One left lane on I-285 westbound CD lanes from Ashford Dunwoody Road to Peachtree Dunwoody Road
  • ++Two right lanes on I-285 westbound CD lanes from Ashford Dunwoody Road to Peachtree Dunwoody Road
  • One left lane on SR 400 northbound at Windsor Parkway
  • **Two right lanes on SR 400 northbound at Mount Vernon Highway
  • **Two left lanes on SR 400 northbound at Mount Vernon Highway
  • Two left lanes on SR 400 southbound at Spalding Drive
  • One right lane on SR 400 southbound from Johnson Ferry Road to Glenridge Connector
  • One left lane on Abernathy Road eastbound from Aria Boulevard to SR 400

Closures and Detours:

++I-285 westbound to SR 400 northbound (Detour Map)

  • Motorists traveling on I-285 westbound to SR 400 northbound should use Exit 27 SR 400 southbound and Glenridge Connector to access SR 400 northbound.

**I-285 eastbound to SR 400 southbound (Detour Map)

  • Motorists traveling on I-285 eastbound to SR 400 southbound should use Exit 27 SR 400 northbound and Exit 5 Abernathy Road to access SR 400 southbound.

SR 400 northbound to I-285 eastbound (Detour Map)

  • Motorists traveling on SR 400 northbound to I-285 eastbound should use Exit 4B I-285 westbound and Exit 25 Roswell Road to access I-285 eastbound.

Glenridge Connector to SR 400 northbound (Detour Map)

  • Motorists traveling on Glenridge Connector to SR 400 northbound should use SR 400 southbound and Exit 3 Lenox Road to access SR 400 northbound.

**I-285 eastbound to SR 400 northbound (Detour Map)

  • Motorists traveling on I-285 eastbound to SR 400 northbound should use Exit 27 SR 400 southbound and Exit 3 Glenridge Connector to access SR 400 northbound.

++I-285 westbound to SR 400 southbound (Detour Map)

  • Motorists traveling on I-285 westbound to SR 400 southbound should use Exit 25 Roswell Road and I-285 eastbound to access SR 400 southbound (Exit 27).

++SR 400 southbound to I-285 westbound (Detour Map)

  • Motorists traveling on SR 400 southbound to I-285 westbound should use Exit 4B I-285 eastbound and Exit 29 Ashford Dunwoody Road to access I-285 westbound.

I-285 eastbound to Roswell Road (Detour Map)

  • Motorists traveling on I-285 Roswell Road should use Exit 26 Glenridge Drive and Glenridge Drive to access Roswell Road.
  • Alternate Route: Motorists traveling on I-285 eastbound to Roswell Road should use Exit 26 Glenridge Drive and Hammond Drive to access Roswell Road.

++**I-285 westbound to Ashford Dunwoody Road (Detour Map)

  • Motorists traveling on I-285 westbound to Ashford Dunwoody Road should use Exit 28 Peachtree Dunwoody Road and Lake Hearn Drive (road changes to Perimeter Center Parkway) to access Ashford Dunwoody Road.
  • Alternate Route: Motorists traveling on I-285 westbound to Ashford Dunwoody Road should use Exit 28 Peachtree Dunwoody Road and Hammond Drive to access Ashford Dunwoody Road.

++**I-285 eastbound to Ashford Dunwoody Road (Detour Map)

  • Motorists traveling on I-285 eastbound to Ashford Dunwoody Road should use Exit 30 Chamblee Dunwoody Road and I-285 westbound to access Ashford Dunwoody Road (Exit 29).

++I-285 westbound to Peachtree Dunwoody Road (Detour Map)

  • Motorists traveling on I-285 westbound to Peachtree Dunwoody Road should use Roswell Road, I-285 eastbound, and Ashford Dunwoody Road to access Peachtree Dunwoody Road.

Hammond Drive to SR 400 northbound (Detour Map)

  • Motorists traveling on Hammond Drive to SR 400 northbound should use Peachtree Dunwoody Road, Barfield Drive, and Abernathy Road to access SR 400 northbound.

**Abernathy Road westbound Full Closure (Detour Map)

Motorists traveling on Abernathy Road westbound should use Peachtree Dunwoody Road, Mount Vernon Highway, and Barfield Road (road changes to Mercedes-Benz Drive) to access Abernathy Road.

ADVISORY:

Exact construction dates may change due to weather or other factors. Motorists are cautioned to reduce their speed while traveling through work zones. Pay attention and watch for workers. Before heading out, get real-time information on work status and traffic conditions. Call 511, visit http://www.511ga.org/ or download the Georgia 511 app.

More like this

Perimeter Pursuit
Explore Perimeter & Win Prizes!  March 25th – April 30th Embark on an exhilarating adventure with Perimeter Pursuit, a community discovery challenge hitting the streets of Perimeter on March 25th! Lace up your walking shoes, download the Goosechase app, and get ready for an unforgettable adventure with Perimeter Pursuit.
Read More
Transform 285/400: Traffic Impact Report
Weather permitting, Georgia Department of Transportation construction partners will close lanes on I-285 eastbound and westbound and SR 400 northbound and southbound for activities to include roadway, noise barrier, and bridge construction. Travel restrictions include possible delays, reduced speeds, and detours in some areas.
Read More
Transform 285/400: Traffic Impact Report
Weather permitting, Georgia Department of Transportation construction partners will close lanes on I-285 eastbound and westbound and SR 400 northbound and southbound for activities to include roadway, noise barrier, and bridge construction. Travel restrictions include possible delays, reduced speeds, and detours in some areas.
Read More