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.
WHEN/WHERE: Traffic Impacts on I-285 and SR 400 from August 12, through August 19, 2024
Daytime Closures:
Tuesday, August 13, from 9 a.m. to 3 p.m.
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One right lane on I-285 westbound at Chamblee Dunwoody Road
Overnight Closures:
Monday, August 12, 9 p.m. to 5 a.m.
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One left lane on I-285 eastbound at Long Island Drive
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Two left lanes on I-285 westbound CD lanes from Ashford Dunwoody Road to Perimeter Center Parkway
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One left lane on SR 400 southbound CD lanes from Spalding Drive to North Springs MARTA Station
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One right lane on SR 400 southbound from Spalding Drive to North Springs MARTA Station
Closures and Detours:
SR 400 northbound to I-285 eastbound(Detour Map)
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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.
I-285 westbound to SR 400 southbound (Detour Map)
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Motorists traveling on I-285 westbound to SR 400 southbound should use Exit 27 SR 400 northbound and Exit 5 Abernathy Road to access SR 400 southbound.
SR 400 southbound to I-285 westbound (Detour Map)
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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.
Abernathy Road to SR 400 northbound(Detour Map)
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Motorists traveling on Abernathy Road to SR 400 northbound should use Peachtree Dunwoody Road and Hammond Drive to access SR 400 northbound.
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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.
SR 400 southbound to Hammond Drive(Detour Map)
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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.
I-285 eastbound to Ashford Dunwoody Road(Detour Map)
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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).
Tuesday, August 13, 9 p.m. to 5 a.m.
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Two left lanes on SR 400 northbound CD lanes from Hammond Drive to Abernathy Road
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One left lane on SR 400 southbound CD lanes from Spalding Drive to North Springs MARTA Station
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One right lane on SR 400 southbound from Spalding Drive to North Springs MARTA Station
Closures and Detours:
I-285 westbound to SR 400 northbound (Detour Map)
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Motorists traveling on I-285 westbound to SR 400 northbound should use Exit 25 Roswell Road Sandy Springs and I-285 eastbound to access SR 400 northbound (Exit 27).
SR 400 southbound to Abernathy Road(Detour Map)
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Motorists traveling on SR 400 southbound to Abernathy Road should use Exit 5B Hammond Drive and SR 400 northbound to access Abernathy Road.
I-285 westbound to Peachtree Dunwoody Road(Detour Map)
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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.
Abernathy Road to SR 400 northbound(Detour Map)
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Motorists traveling on Abernathy Road to SR 400 northbound should use Peachtree Dunwoody Road and Hammond Drive to access SR 400 northbound.
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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.
Ashford Dunwoody Road to I-285 eastbound (Detour Map)
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Motorists traveling on Ashford Dunwoody Road to I-285 eastbound should use Perimeter Center Parkway (road changes to Lake Hearn Drive) and Peachtree Dunwoody Road to access I-285 eastbound.
Wednesday, August 14, 9 p.m. to 5 a.m.
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Two left lanes on SR 400 northbound CD lanes from Hammond Drive to Abernathy Road
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One left lane on SR 400 southbound CD lanes from Spalding Drive to North Springs MARTA Station
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One right lane on SR 400 southbound from Spalding Drive to North Springs MARTA Station
Closures and Detours:
SR 400 southbound to I-285 eastbound (Detour Map)
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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.
SR 400 southbound to Hammond Drive(Detour Map)
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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.
I-285 westbound to Peachtree Dunwoody Road(Detour Map)
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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.
Ashford Dunwoody Road to I-285 eastbound(Detour Map)
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Motorists traveling on Ashford Dunwoody Road to I-285 eastbound should use Perimeter Center Parkway (road changes to Lake Hearn Drive) and Peachtree Dunwoody Road to access I-285 eastbound.
Thursday, August 15, 9 p.m. to 5 a.m.
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Two left lanes on SR 400 northbound CD lanes from Hammond Drive to Abernathy Road
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One left lane on SR 400 southbound CD lanes from Spalding Drive to North Springs MARTA Station
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One right lane on SR 400 southbound from Spalding Drive to North Springs MARTA Station
Closures and Detours:
SR 400 southbound to I-285 eastbound(Detour Map)
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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.
SR 400 southbound to Hammond Drive(Detour Map)
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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.
I-285 westbound to Peachtree Dunwoody Road(Detour Map)
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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.
Ashford Dunwoody Road to I-285 eastbound (Detour Map)
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Motorists traveling on Ashford Dunwoody Road to I-285 eastbound should use Perimeter Center Parkway (road changes to Lake Hearn Drive) and Peachtree Dunwoody Road to access I-285 eastbound.
Friday, August 16, 9 p.m. to 5 a.m.
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Two left lanes on SR 400 northbound CD lanes from Hammond Drive to Abernathy Road
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One left lane on SR 400 southbound CD lanes from Spalding Drive to North Springs MARTA Station
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One right lane on SR 400 southbound from Spalding Drive to North Springs MARTA Station
Closures and Detours:
SR 400 southbound to I-285 eastbound(Detour Map)
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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.
SR 400 southbound to Hammond Drive(Detour Map)
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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.
I-285 westbound to Peachtree Dunwoody Road(Detour Map)
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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.
Ashford Dunwoody Road to I-285 eastbound(Detour Map)
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Motorists traveling on Ashford Dunwoody Road to I-285 eastbound should use Perimeter Center Parkway (road changes to Lake Hearn Drive) and Peachtree Dunwoody Road to access I-285 eastbound.
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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.
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