Skip to content

Transform 285/400: Traffic Impact Report

[vc_row][vc_column][vc_column_text]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 project web page often for the latest updates. Detour information is shown using red text.

Closures marked with **/++ – only one of these closures will be implemented

WHEN/WHERE: Traffic Impacts on I-285 and SR 400 from May 30, through June 5, 2023 Continuous Weekend Closures: (Friday, June 2, 9 p.m. to Monday, June 5, 5 a.m.)

General Lane Closures & Traffic Pacings:

  • One left lane on I-285 eastbound CD Lanes from Roswell Road to Glenridge Drive

Closures and Detours:

Peachtree Dunwoody Road to I-285 eastbound (Detour Map)

  • Motorists traveling on Peachtree Dunwoody Road to I-285 eastbound should use Lake Hearn Drive, Hammond Drive, and Ashford Dunwoody Road to access I-285 eastbound.

North Springs MARTA Station to SR 400 northbound (Detour Map)

  • Motorists traveling from North Springs MARTA station to SR 400 northbound should use Peachtree Dunwoody Road and Abernathy Road to access SR 400 northbound.

Abernathy Road to SR 400 northbound (Detour Map)

  • Motorists traveling on Abernathy Road to SR 400 northbound should use Peachtree Dunwoody Road and Hammond Drive to access SR 400 northbound.
  • Motorists traveling west on Abernathy Road to SR 400 northbound should use Mercedes-Benz Drive (road changes to Barfield Drive) and Hammond Drive to access SR 400 northbound.

Peachtree Dunwoody Road Full Closure (Detour Map)

  • Motorists traveling north on Peachtree Dunwoody Road to I-285 should use Lake Hearn Drive (road changes to Perimeter Summit Parkway) and Ashford Dunwoody Road to access I-285 eastbound and westbound.
  • Motorists traveling south on Peachtree Dunwoody Road to I-285 should use Hammond Drive and Ashford Dunwoody Road to access I-285 eastbound and westbound.
  • Motorists traveling north on Peachtree Dunwoody Road to Peachtree Dunwoody Road should use Lake Hearn Drive (road changes to Perimeter Summit Parkway), Perimeter Center Parkway and Hammond Drive to access Peachtree Dunwoody Road.
  • Motorists traveling south on Peachtree Dunwoody Road to Peachtree Dunwoody Road should use Hammond Drive, Perimeter Center Parkway, and Lake Hearn Drive to access Peachtree Dunwoody Road.
  • Motorists traveling from I-285 westbound to Peachtree Dunwoody Road south should use Hammond Drive, Perimeter Center Parkway, and Lake Hearn Drive to access Peachtree Dunwoody Road.

Lake Forrest Drive at I-285 Full Closure (Detour Map)

  • Motorists traveling on Lake Forrest Drive northbound should use Northwood Drive, Kingsport Drive (road changes to Lake Placid Drive), Roswell Road, Cliftwood Drive, Sandy Springs Circle, and Allen Road to access Lake Forrest Drive northbound.
  • Motorists traveling on Lake Forrest Drive southbound should use Allen Road, Roswell Road and Northwood Drive to access Lake Forrest Drive southbound.

Overnight Closures: 

Tuesday, May 30, 10 p.m. to 5 a.m.

General Lane Closures & Traffic Pacings:

  • Two right lanes on I-285 eastbound CD lanes from Roswell Road to Glenridge Drive
  • Two left lanes on I-285 eastbound from Ashford Dunwoody Road to Chamblee Dunwoody Road
  • One left lane on I-285 westbound from Chamblee Dunwoody Road to Ashford Dunwoody Road

Closures and Detours:

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

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

Peachtree Dunwoody Road to I-285 eastbound (Detour Map)

  • Motorists traveling on Peachtree Dunwoody Road to I-285 eastbound should use Lake Hearn Drive, Hammond Drive, and Ashford Dunwoody Road to access I-285 eastbound.

Abernathy Road to SR 400 northbound (Detour Map)

  • Motorists traveling on Abernathy Road to SR 400 northbound should use Peachtree Dunwoody Road and Hammond Drive to access SR 400 northbound.
  • Motorists traveling west on Abernathy Road to SR 400 northbound should use Mercedes-Benz Drive (road changes to Barfield Drive) and Hammond Drive to access SR 400 northbound.

I-285 westbound to Peachtree Dunwoody Road Detour Map)

  • Motorists traveling on I-285 westbound to Peachtree Dunwoody Road should use Exit 27A SR 400 northbound and Exit 5 Abernathy Road to access Peachtree Dunwoody Road.

I-285 eastbound to Glenridge Drive (Detour Map)

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

Glenridge Drive to I-285 westbound (Detour Map)

  • Motorists traveling on Glenridge Drive south to I-285 westbound should use Hammond Drive and Roswell Road to access I-285 westbound.
  • Motorists traveling on Glenridge Connector to I-285 westbound should use Hammond Drive and Roswell Road to access I-285 westbound.

Peachtree Dunwoody Road Full Closure (Detour Map)

  • Motorists traveling north on Peachtree Dunwoody Road to I-285 should use Lake Hearn Drive (road changes to Perimeter Summit Parkway) and Ashford Dunwoody Road to access I-285 eastbound and westbound.
  • Motorists traveling south on Peachtree Dunwoody Road to I-285 should use Hammond Drive and Ashford Dunwoody Road to access I-285 eastbound and westbound.
  • Motorists traveling north on Peachtree Dunwoody Road to Peachtree Dunwoody Road should use Lake Hearn Drive (road changes to Perimeter Summit Parkway), Perimeter Center Parkway and Hammond Drive to access Peachtree Dunwoody Road.
  • Motorists traveling south on Peachtree Dunwoody Road to Peachtree Dunwoody Road should use Hammond Drive, Perimeter Center Parkway, and Lake Hearn Drive to access Peachtree Dunwoody Road.
  • Motorists traveling from I-285 westbound to Peachtree Dunwoody Road south should use Hammond Drive, Perimeter Center Parkway, and Lake Hearn Drive to access Peachtree Dunwoody Road.

Lake Forrest Drive at I-285 Full Closure (Detour Map)

  • Motorists traveling on Lake Forrest Drive northbound should use Northwood Drive, Kingsport Drive (road changes to Lake Placid Drive), Roswell Road, Cliftwood Drive, Sandy Springs Circle, and Allen Road to access Lake Forrest Drive northbound.
  • Motorists traveling on Lake Forrest Drive southbound should use Allen Road, Roswell Road and Northwood Drive to access Lake Forrest Drive southbound.

Mount Vernon Highway Full Closure (Detour Map)

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

Wednesday, May 31, 9 p.m. to 5 a.m.

General Lane Closures & Traffic Pacings:

  • ++Two right lanes on I-285 eastbound CD lanes from Roswell Road to Glenridge Drive
  • ++One left lane on I-285 eastbound CD lanes from Lake Forrest Drive to Roswell Road
  • One right lane on I-285 eastbound from Lake Forrest to Roswell Road
  • Two left lanes on I-285 eastbound from Ashford Dunwoody Road to Chamblee Dunwoody Road
  • One left lane on I-285 westbound from Chamblee Dunwoody Road to Ashford Dunwoody Road
  • One left lane on SR 400 northbound at Spalding Drive
  • One left lane on SR 400 northbound from Mount Vernon Highway to Abernathy Road
  • One right lane on SR 400 southbound from Hammond Drive to I-285
  • Three left lanes on SR 400 southbound at Spalding Drive
  • Pacing on SR 400 southbound at Spalding Drive
  • One right lane on Abernathy Road westbound at SR 400

Closures and Detours:

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 or I-285 eastbound should use SR 400 southbound and Exit 3 Lenox Road to access SR 400 northbound and I-285 eastbound.

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

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

Peachtree Dunwoody Road to I-285 eastbound (Detour Map)

  • Motorists traveling on Peachtree Dunwoody Road to I-285 eastbound should use Lake Hearn Drive, Hammond Drive, and Ashford Dunwoody Road to access I-285 eastbound.

Abernathy Road to SR 400 northbound (Detour Map)

  • Motorists traveling on Abernathy Road to SR 400 northbound should use Peachtree Dunwoody Road and Hammond Drive to access SR 400 northbound.
  • Motorists traveling west on Abernathy Road to SR 400 northbound should use Mercedes-Benz Drive (road changes to Barfield Drive) and Hammond Drive to access SR 400 northbound.

I-285 westbound to Roswell Road (Detour Map)

  • Motorists traveling on I-285 westbound to Roswell Road should use Exit 24 Riverside Drive and I-285 eastbound to access Exit 25 Roswell Road.

I-285 eastbound to Glenridge Drive (Detour Map)

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

Glenridge Drive to I-285 westbound (Detour Map)

  • Motorists traveling on Glenridge Drive south to I-285 westbound should use Hammond Drive and Roswell Road to access I-285 westbound.
  • Motorists traveling on Glenridge Connector to I-285 westbound should use Hammond Drive and Roswell Road to access I-285 westbound.

Peachtree Dunwoody Road Full Closure (Detour Map)

  • Motorists traveling north on Peachtree Dunwoody Road to I-285 should use Lake Hearn Drive (road changes to Perimeter Summit Parkway) and Ashford Dunwoody Road to access I-285 eastbound and westbound.
  • Motorists traveling south on Peachtree Dunwoody Road to I-285 should use Hammond Drive and Ashford Dunwoody Road to access I-285 eastbound and westbound.
  • Motorists traveling north on Peachtree Dunwoody Road to Peachtree Dunwoody Road should use Lake Hearn Drive (road changes to Perimeter Summit Parkway), Perimeter Center Parkway and Hammond Drive to access Peachtree Dunwoody Road.
  • Motorists traveling south on Peachtree Dunwoody Road to Peachtree Dunwoody Road should use Hammond Drive, Perimeter Center Parkway, and Lake Hearn Drive to access Peachtree Dunwoody Road.
  • Motorists traveling from I-285 westbound to Peachtree Dunwoody Road south should use Hammond Drive, Perimeter Center Parkway, and Lake Hearn Drive to access Peachtree Dunwoody Road.

Lake Forrest Drive at I-285 Full Closure (Detour Map)

  • Motorists traveling on Lake Forrest Drive northbound should use Northwood Drive, Kingsport Drive (road changes to Lake Placid Drive), Roswell Road, Cliftwood Drive, Sandy Springs Circle, and Allen Road to access Lake Forrest Drive northbound.
  • Motorists traveling on Lake Forrest Drive southbound should use Allen Road, Roswell Road and Northwood Drive to access Lake Forrest Drive southbound.

Mount Vernon Highway Full Closure (Detour Map)

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

Thursday, June 1, 9 p.m. to 5 a.m.

General Lane Closures & Traffic Pacings:

  • Two right lanes on I-285 eastbound CD lanes from Roswell Road to Glenridge Drive
  • Two left lanes on I-285 eastbound from Lake Forrest Drive to Roswell Road
  • Two left lanes on I-285 eastbound from Ashford Dunwoody Road to Chamblee Dunwoody Road
  • One left lane on I-285 westbound from Chamblee Dunwoody Road to Ashford Dunwoody Road
  • ++One right lane on SR 400 northbound from North Springs MARTA Station to Spalding Drive
  • ++One left lane on SR 400 northbound at Spalding Drive
  • Three left lanes on SR 400 southbound at Spalding Drive
  • Pacing on SR 400 southbound at Spalding Drive

Closures and Detours:

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 or I-285 eastbound should use SR 400 southbound and Exit 3 Lenox Road to access SR 400 northbound and I-285 eastbound.

Peachtree Dunwoody Road to I-285 eastbound (Detour Map)

  • Motorists traveling on Peachtree Dunwoody Road to I-285 eastbound should use Lake Hearn Drive, Hammond Drive, and Ashford Dunwoody Road to access I-285 eastbound.

Abernathy Road to SR 400 northbound (Detour Map)

  • Motorists traveling on Abernathy Road to SR 400 northbound should use Peachtree Dunwoody Road and Hammond Drive to access SR 400 northbound.
  • Motorists traveling west on Abernathy Road to SR 400 northbound should use Mercedes-Benz Drive (road changes to Barfield Drive) and Hammond Drive to access SR 400 northbound.

I-285 westbound to Roswell Road (Detour Map)

  • Motorists traveling on I-285 westbound to Roswell Road should use Exit 24 Riverside Drive and I-285 eastbound to access Exit 25 Roswell Road.

I-285 eastbound to Glenridge Drive (Detour Map)

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

Glenridge Drive to I-285 westbound (Detour Map)

  • Motorists traveling on Glenridge Drive south to I-285 westbound should use Hammond Drive and Roswell Road to access I-285 westbound.
  • Motorists traveling on Glenridge Connector to I-285 westbound should use Hammond Drive and Roswell Road to access I-285 westbound.

Peachtree Dunwoody Road Full Closure (Detour Map)

  • Motorists traveling north on Peachtree Dunwoody Road to I-285 should use Lake Hearn Drive (road changes to Perimeter Summit Parkway) and Ashford Dunwoody Road to access I-285 eastbound and westbound.
  • Motorists traveling south on Peachtree Dunwoody Road to I-285 should use Hammond Drive and Ashford Dunwoody Road to access I-285 eastbound and westbound.
  • Motorists traveling north on Peachtree Dunwoody Road to Peachtree Dunwoody Road should use Lake Hearn Drive (road changes to Perimeter Summit Parkway), Perimeter Center Parkway and Hammond Drive to access Peachtree Dunwoody Road.
  • Motorists traveling south on Peachtree Dunwoody Road to Peachtree Dunwoody Road should use Hammond Drive, Perimeter Center Parkway, and Lake Hearn Drive to access Peachtree Dunwoody Road.
  • Motorists traveling from I-285 westbound to Peachtree Dunwoody Road south should use Hammond Drive, Perimeter Center Parkway, and Lake Hearn Drive to access Peachtree Dunwoody Road.

Lake Forrest Drive at I-285 Full Closure (Detour Map)

  • Motorists traveling on Lake Forrest Drive northbound should use Northwood Drive, Kingsport Drive (road changes to Lake Placid Drive), Roswell Road, Cliftwood Drive, Sandy Springs Circle, and Allen Road to access Lake Forrest Drive northbound.
  • Motorists traveling on Lake Forrest Drive southbound should use Allen Road, Roswell Road and Northwood Drive to access Lake Forrest Drive southbound.

Mount Vernon Highway Full Closure (Detour Map)

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

Friday, June 2, 9 p.m. to 5 a.m.

General Lane Closures & Traffic Pacings:

  • ++Two right lanes on I-285 eastbound CD lanes from Roswell Road to Glenridge Drive
  • Two left lanes on I-285 eastbound from Ashford Dunwoody Road to Chamblee Dunwoody Road
  • One left lane on I-285 westbound from Chamblee Dunwoody Road to Ashford Dunwoody Road
  • ++One right lane on SR 400 northbound from North Springs MARTA Station to Spalding Drive
  • ++One left lane on SR 400 northbound at Spalding Drive
  • Three left lanes on SR 400 southbound at Spalding Drive
  • Pacing on SR 400 southbound at Spalding Drive

Closures and Detours:

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 or I-285 eastbound should use SR 400 southbound and Exit 3 Lenox Road to access SR 400 northbound and I-285 eastbound.

I-285 eastbound to Glenridge Drive (Detour Map)

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

Saturday, June 3, 9 p.m. to 9 a.m.

General Lane Closures & Traffic Pacings:

  • Two left lanes on I-285 eastbound from Ashford Dunwoody Road to Chamblee Dunwoody Road
  • One left lane on I-285 westbound from Chamblee Dunwoody Road to Ashford Dunwoody Road
  • One left lane on Abernathy Road eastbound at SR 400
  • One right lane on Abernathy Road eastbound at SR 400

[/vc_column_text][vc_column_text]Click here for more information.

For email updates on this project here: https://dot.us20.list-manage.com/subscribe?u=85e8270674fc9a47b18bf99be&id=92621e6905

For real-time construction & traffic conditions, visit 511ga.org or download the Georgia 511 app (available in Google Play and Apple App Store).[/vc_column_text][/vc_column][/vc_row]

More like this

5 Reasons Why Perimeter Commuters Love Using the MyGCO App 
The MyGCO app. Designed to make your commute easier, more cost-effective, and sustainable, the MyGCO app is your key to smarter commuting choices. Discover seven reasons why Perimeter commuters are embracing the MyGCO app to significantly enhance their workdays.
Read More
Sent on a Goose Chase: How Perimeter Pursuit Challenged Residents to Explore the Neighborhood
June 12th, 2024 If you were out in Perimeter last spring and saw people taking pictures of local landmarks, snapping selfies on transit, or posing with a giant inflatable goose, you were probably witnessing the Perimeter Pursuit. Perimeter Pursuit was a district-wide scavenger hunt that lasted from late March through
Read More
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