Georgia Department of Transportation

07/21/2025 | Press release | Archived content

Transform 285/400: Weekly Lane Closure Advisory

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WHAT: Weather permitting, Georgia Department of Transportation contractors will implement lane closures for punch list activities. 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 redtext.

Closures marked with ** - Only one of these closures will be implemented.
WHEN/WHERE: Traffic Impacts on I-285 and SR 400 from July 21, 2025, through July 26, 2025

Overnight Closures:

Monday, July 21, 9 p.m. to 5 a.m.
  • One, left lane on SR 400 southbound CD lanes from Spalding Drive to Abernathy Road
  • One, right lane on Peachtree Dunwoody Road at I-285
Tuesday, July 22, 9 p.m. to 5 a.m.
  • One, left lane on SR 400 southbound CD lanes from Spalding Drive to Abernathy Road
Closures and Detours:

SR 400 southbound to Abernathy Road (Detour Map)
  • Motorists traveling on SR 400 southbound to Abernathy Road should use Exit 5B Hammond Drive and SR 400 northbound to access Abernathy Road.
Wednesday, July 23, 9 p.m. to 5 a.m.

Closures and Detours:

SR 400 southbound to Abernathy Road (Detour Map)
  • Motorists traveling on SR 400 southbound to Abernathy Road should use Exit 5B Hammond Drive and SR 400 northbound to access Abernathy Road.
Thursday, July 24, 9 p.m. to 5 a.m.

Closures and Detours:

SR 400 southbound to Hammond Drive (Detour Map)
  • Motorists traveling on SR 400 southbound to Hammond Drive should use Exit 5 Abernathy Road and Mercedes-Benz Drive (road changes to Barfield Road) to access Hammond Drive.
Friday, July 25, 9 p.m. to 5 a.m.

Closures and Detours:

SR 400 southbound to Hammond Drive (Detour Map)
  • Motorists traveling on SR 400 southbound to Hammond Drive should use Exit 5 Abernathy Road and Mercedes-Benz Drive (road changes to Barfield Road) to access Hammond Drive.
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 https://http://www.511ga.org/ or download the Georgia 511 app.

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Georgia Department of Transportation published this content on July 21, 2025, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on July 24, 2025 at 16:52 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]